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The invention relates to a device for exhaust gas recirculation in diesel engines which are equipped downstream of the internal-combustion engine with a soot burn-off filter in the exhaust pipe of the exhaust gas stream, with an exhaust gas recirculation pipe which branches in the further course of the exhaust pipe and... | {
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This invention is related to cellular telephones and, in particular, to cellular telephones equipped with the capability of determining their location using the Global Positioning Satellite (GPS) system.
It is required for cellular telephone operation for a cellular phone to be aware of what cell it is located within. ... | {
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The present invention relates to a sprayable solution for applying a layer of PFA resin to various articles.
Heretofore, PFA (perfluoroalkoxy) resin has been processed by conventional thermoplastic techniques including extrusion, injection molding, transfer molding, and blow molding. The material has also been applied ... | {
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1. Field of Invention
This invention relates to automotive interior trim articles containing a panel structure mountable in an automobile vehicle to form a part of the interior thereof, and in particular to automobile interior trim articles such as instrument panels, door panels, and glove compartment doors. This inven... | {
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1. Field of the Invention
The present invention relates to a shared memory device, which has a plurality of memory systems including a processor mounted together thereon and shares memories of the systems.
2. Description of the Related Art
When using an architecture focusing on parallel processing in a system having a ... | {
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The present invention relates to biomedical electrodes and particularly to a biomedical electrode for use on a limb of an infant.
One form of limb band electrode heretofore made used a strip of vinyl plastic coated with a conductive layer along one side and a conductive gel laminated to the conductive layer along a len... | {
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This invention relates to a new and improved method and apparatus of assisting ventilation and respiration of a person.
It has been found that persons with various respiratory problems and illnesses can be benefitted by application to the person's respiratory system of rapid, positive pressure pulses of oxygen and air.... | {
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1. Field of the Invention
This invention relates to a pneumatic tire and more particularly to an improvement of a run-flat tire which can largely extend a runnable distance of the flat tire or a running distance at a run-flat state while controlling an increase of a tire weight.
2. Description of Related Art
There have... | {
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The trend in mobile wireless devices has been to provide faster access, improved processors, more memory, brighter and higher resolution screens, additional connectivity with Wi-Fi, GPS, 3G and 4G world access—all with longer battery life in thinner more sleek packages. Compound this with the desire of mobile operators... | {
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Field of the Disclosure
This disclosure relates generally to information handling systems and, more particularly, to a light guide for display light enhancement.
Description of the Related Art
As the value and use of information continues to increase, individuals and businesses seek additional ways to process and store... | {
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In recent years, technologies have emerged which can provide high density electrical interconnections between an integrated circuit (IC) chip and a substrate to form IC assemblies, otherwise known as IC packages. These technologies for forming electrical connections between an IC chip and a substrate are commonly known... | {
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The present invention relates to a light emission display panel.
As a self emission type light emission display panel, an organic electroluminescence (hereinafter called organic EL) is noticed because of high efficiency, long life and high fineness.
FIGS. 6a and 6b show a conventional organic EL display panel. The orga... | {
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1. Field
The following description relates to time synchronization technology, and more particularly, to a parallel processing-based time synchronization apparatus, which provides more precise and reliable time synchronization between a master device and a slave device based on parallel processing.
2. Description of th... | {
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1. The Field of the Invention
The present invention relates generally to medical devices and methods of use for treating an internal tissue structure. More particularly, the present invention relates to medical devices, systems, and methods for reducing the size of an internal tissue opening.
2. The Relevant Technology... | {
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The present invention relates to a printing head for use in wire impact dot printers, and more particularly to a printing head suitable for wire impact dot printers characterized by heat radiating means and nose frame positioning and fixing means.
Conventionally, a printing head for use in wire impact dot printers incl... | {
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Telephone calls have been automatically routed through the Public Switching Telephone Network (PSTN) for as long as modern telephone switching equipment has existed. A telephone number corresponding to World Zone 1, which includes the United States, has a three digit Numbering Plan Area code (or NPA) and a three digit ... | {
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1. Field of the Invention
The present invention relates to a displacement sensing apparatus for a movable member, and more particularly, to a displacement sensing apparatus for use in an optical encoder and a mouse.
2. Description of the Prior Art
FIGS. 1 and 2 show a conventional displacement sensing apparatus for a m... | {
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This section is intended to introduce the reader to various aspects of the art that may be related to various aspects of the present invention. The following discussion is intended to provide information to facilitate a better understanding of the present invention. Accordingly, it should be understood that statements ... | {
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1. Field of the Invention
The present invention relates to a liquid crystal display device and, more particularly, to an in-plane switching mode liquid crystal display device.
2. Description of the Related Art
Liquid crystal display devices are typically used because they consume low power and provide high picture qual... | {
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Typical end closures for beer and beverage containers have an opening panel and an attached leverage tab for pushing the opening panel into the container to open the end. The container is typically a drawn and ironed metal can, usually constructed from a thin plate of aluminum or steel. End closures for such containers... | {
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This invention relates to an X-ray tube and more particularly an X-ray tube equipped with a control grid located between a cathode and an anode to control electrons emitted from the cathode.
Generally, a cathode of a control grid-equipped X-ray tube has a cathode body on which is mounted a focusing electrode means havi... | {
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In rotating a rolling bearing incorporating a resin-made cage at a high speed, a centrifugal force generated owing to a high-speed rotation acts on a cage. As a result, the cage deforms. Owing to the deformation of the cage, the friction between the cage and balls held by the cage becomes high, and the torque of the ro... | {
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It is known practice to dye keratin fibers, such as human hair, with dye compositions containing oxidation dye precursors, such as ortho- or para-phenylenediamines, ortho- or para-aminophenols, and heterocyclic compounds, which are generally referred to as oxidation bases. These oxidation bases, can be colorless or wea... | {
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Descaling of metal strip, especially stainless steel strip, has taken many forms in the past. The simplest technique involves only the pickling of the strip in mineral acid such as sulfuric acid, hydrochloric acid, hydrofluoric acid, nitric acid, or mixtures thereof. This may work with some grades of stainless steel wi... | {
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This invention relates to the discovery and asexual propagation of a new and distinct variety of plum, Prunus salicina cv. ‘Suplumthirtynine’. The new variety was first hybridized by David Cain in 1998 and selected by Terry Bacon in 2002 as breeder number: ‘PL186YB’. The new variety was first evaluated by Terry Bacon n... | {
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1. Field of the Invention
The present invention relates clock generators, and more particularly to a universal clock generator which is employed to selectively generate different clock rates for a plurality of different applications.
2. Description of the Related Art
Current circuit design typically employs a library o... | {
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Non-volatile memories, such as flash EPROM (erasable programmable read-only memory) devices have developed into a popular source of memory in a wide range of digital applications. Flash memory devices typically allow for high memory densities, high reliability, and low power consumption. These characteristics have made... | {
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1. Field of the Invention
The present invention relates to method and apparatus for multiplexing signals and more particularly concerns flexible multiplexing that is readily reconfigurable to accommodate different numbers of inputs.
2. Description of Related Art
In various systems that are required to handle a large nu... | {
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1. Technical Field
Embodiments of the inventive concept relate to a timing controller capable of removing a surge signal and a display apparatus including the same.
2. Discussion of Related Art
The display resolution of a display apparatus typically refers to the number of distinct pixels in each dimension that can be ... | {
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.gamma.-Poly(glutamic acid) (hereinafter ".gamma.-PGA") is a polymer which is biodegradable. However, the utility of .gamma.-PGA has been limited. For example, synthetic methods typically result in a .gamma.-PGA polymer, or corresponding side chain ester derivatives, having a molecular weight of less than about 10,000,... | {
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1. Field of the Invention
The present invention relates to a transmission document edition device that edits transmission documents described in markup languages, a received document processing device that receives and processes the transmission documents, and a communication document processing system that includes th... | {
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The present invention relates to directional stability of motor vehicles, and particularly to a method for modifying the resilient attachment of radius arms and strut rods of motor vehicle suspension assemblies to the frames or bodies of such motor vehicles.
Motor vehicle front suspension assemblies of several general ... | {
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Gas turbine engines used to propel today's subsonic commercial aircraft are typically surrounded by a nacelle structure having a drooped or angled inlet opening aligned relative to the direction of the surrounding airflow. This is particularly true for those engines mounted under the wings of an aircraft, wherein the i... | {
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Waterfree urinals (urinals that do not require flushing with water to block odors from emitting from the drain) utilize a cartridge attached to a drain, the drain leading to a sewer or septic system. Within the cartridge is a trap to contain liquid to prevent gases coming through the drain and escaping through the cart... | {
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A variety of residential and commercial buildings have HVAC equipment that may, for example, provide conditioning such as heating, cooling, ventilation, filtration, humidification, and/or dehumidification to improve the environment within the residential and/or commercial building.
In some instances, a building may be ... | {
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The present invention relates to devices providing visual indication of elapsed and ongoing values and parameters of a moving object such as speed, distance traveled, engine rotation, oil pressure, fuel reading, satellite navigational map readings as well as various warnings. The device is intended for usage on various... | {
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Circuitized substrates, and particularly printed circuit boards (PCBs), present a substantially planar surface on which electronic components are to be mounted. Circuit paths for these components are provided by forming conductive lines on the surface that connect component-mounting “thru-holes” in the board, for those... | {
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The semiconductor industry has experienced rapid growth due to continuous improvements in the integration density of a variety of electronic components (e.g., transistors, diodes, resistors, capacitors, etc.). For the most part, this improvement in integration density has come from repeated reductions in minimum featur... | {
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Streaming content is a method of continuously sending audio and/or video files from a content provider to a user through a communications network such as the Internet. Upon receiving or downloading a stream or sequence of audio/video files, a portion of the files are used for displaying images and another portion of th... | {
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1. Field of the Invention
The present invention relates to gravesites and gravestones and more particularly pertains to a new gravesite covering system for protecting and decorating gravesites and gravestones.
2. Description of the Prior Art
The use of gravesites and gravestones is known in the prior art. More specific... | {
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In a transmitter of all modern wireless communication links, an output sequence of bits from an error correcting code can be mapped onto a sequence of complex modulation symbols. These symbols can be then used to create a waveform suitable for transmission across a wireless channel. Particularly as data rates increase,... | {
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The present invention relates to a method and apparatus for controlling access to and corruption of information in a computer system.
PCT/GB91/00261 (WO91/13403) also by the present inventors (the disclosure of which is incorporated herein by reference) discloses a method and apparatus particularly concerned with the d... | {
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The invention relates to a device for electronically executing a mathematical operation which can be executed on at the most three digital variables, two of which comprise m bits each and represent the input signals (A and B), a third variable (K) representing a weighting factor which comprises (n+1) bits (n.gtoreq.0),... | {
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Rapamycin (Sirolimus) is a 31-member natural macrocyclic lactone [C51H79N1O13; MWt=914.2] produced by Streptomyces hygroscopicus and found in the 1970s (U.S. Pat. No. 3,929,992; 3,993,749). Rapamycin (structure shown below) was approved by the Food and Drug Administration (FDA) for the prophylaxis of renal transplant r... | {
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1. Field of Invention
This invention relates to a method and apparatus for filtering particulate matter from internal combustion engine coolant where a filter is connected between the heater core supply and return lines.
2. Description of the Prior Art
The use of engine coolant filters is known in the prior art.
U.S. P... | {
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Recently, the work of locking the electronic parts on a print-circuit board of an electronic equipment has been carried out by the use of an automatized machine.
The conventional automatized machine supplies, as shown in FIGS. 13 and 14, electronic parts 2, such as ICs, resistors, or condensers, linked on a tape onto a... | {
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(1) Field of the Invention
The invention relates to silicon-on-insulator (SOI) devices and, more particularly, to a method to form a SOI device having improved ESD performance.
(2) Description of the Prior Art
At present, the vast majority of integrated circuit products are formed on bulk semiconductor wafers. However,... | {
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The design and production of unidirectional graphic articles is known and described, for example in U.S. Pat. No. 6,254,711 entitled “Method for Making Unidirectional Graphic Article” and assigned to the same assignee as the instant application.
While unidirectional graphic articles are useful in a number of display en... | {
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As is well understood, shade guides presently used by the dentist in matching teeth colors commonly employ 12-13 tooth samples. In use, the dentist holds this guide near a patient's mouth, in order to determine a correct shading for the face of a tooth to be crowned, or for the teeth of a denture, for example. While sh... | {
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Audience measurement of media (e.g., content and/or advertisements, such as broadcast television and/or radio programs and/or advertisements, streaming media, stored audio and/or video programs and/or advertisements played back from a memory such as a digital video recorder or a digital video disc, audio and/or video p... | {
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1. Field of the Invention
This invention relates to a bus system for data transmission and, more particularly, to a digital data bus for communication within a digital data processing system.
2. Description of Prior Art
Digital data buses are used in data processing systems, for example, for communication of digital da... | {
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Solid state light sources, such as but not limited to light emitting diodes (LEDs) and other semiconductor-based light sources, require a constant direct current (DC) voltage or current to operate optimally. During operation, the light source must be protected from line-voltage fluctuations. Changes in voltage can prod... | {
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The introduction of frame relay in the early 1990's brought lower cost, higher bandwidth, improved reliability, and simpler management control to enterprise wide area networks (WANs) as compared to X.25 and point-to-point leased-line alternatives. Frame relay, together with single-source asynchronous transfer mode (ATM... | {
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1. Field of the Invention
The present invention relates to power converters, and more particularly, relates to synchronous rectifiers of power converters
2. Description of the Related Art
FIG. 1 shows a circuit schematic of a soft switching power converter. It includes a transformer 10 to provide isolation from line in... | {
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A large and growing population of users is enjoying entertainment through the consumption of digital media items, such as music, movies, images, electronic books, and so on. The users employ various electronic devices to consume such media items. Among these electronic devices (referred to herein as user devices) are e... | {
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The present invention relates to an apparatus for optically marking predetermined positions in a stack of documents or for subdividing a stack of documents or the like during the stacking operation.
If papers, documents or other flat objects are to be handled by machine, it may be advantageous to introduce markings for... | {
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Dot-matrix printheads have an array of printing elements that are selectively turned on and off by a printer controller to form printed shapes that are recognizable as characters. If one of the printing elements is inoperative, then the characters produced by the printhead will have a gap where the inoperative printing... | {
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For inks, paints, sealants, PVC sols, acrylic sols and the like, they are first prepared in the form of a paste sol and the paste sol is then used to implement coating, painting, application, mixing or other operations. If properties, quality or other conditions of a cured product do not allow the incorporation of so m... | {
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The invention concerns a tripod head with a universal joint, which has a ball joint swivelably and rotatably mounted in a bearing housing, wherein the universal joint is arranged between connecting points situated at oppositely facing ends of the tripod head, of which one is connected or connectable with a camera and t... | {
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In existing sprayguns for spraying fluids using conventional atomising air the needle is sealed by woven asbestos filled with a P.T.F.E. (polytetrafluoroethylene) and a grease mixture. Sometimes graphite is used in the grease.
The needles of these existing needle valves are subjected to wear and to improve the seal an ... | {
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Technical Field
The present invention relates to integrated circuit processing, and more particularly to filling high aspect ratio through holes with solder.
Description of the Related Art
Injection Molded Solder (IMS) technology utilizes a local vacuum function under a scanning head to effectively fill molten solder i... | {
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The invention relates to a chuck for tools such as drills and milling cutters, adapted to be manually operated to firmly clamp the tool in the chuck and to be removably mounted together with the tool on a driving shaft of a precision drilling or milling machine.
Swiss-Patent No. 288 808 shows a chuck having a one-piece... | {
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1. Field of the Invention
The present invention relates to a method of pre-programming a flash memory cell. In particular, the present invention relates to a method of pre-programming a flash memory cell which can execute a continuous program operation and can reduce a pre-programming time by performing a program verif... | {
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Protein phosphorylation is now well recognized as an important mechanism utilized by cells to transduce and regulate signals during different stages of cellular function (Hunter, Phil. Trans. R. Soc. Lond. B 353: 583–605 (1998); Chan et al., Annu. Rev. Immunol. 12: 555–592 (1994); Zhang, Curr. Top. Cell. Reg. 35: 21–68... | {
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1. Field of the intention
This invention is related generally to a printer, and more particularly to the improvement of a sheet feed section thereof.
2. Related art
One known sheet feeder used for a conventional printer is disclosed in unexamined Japanese Patent Publication No. Hei. 3-272921 as shown in FIG. 10. The sh... | {
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1. Field of the Invention
The present invention relates to a back for a shoe, and more particularly to a pivotal back for a sandal style shoe to make the sandal style shoe convenient to wear.
2. Description of Related Art
A conventional sandal style shoe with a back usually has at least one strap attached to the back t... | {
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1. Field of the Invention
The invention relates generally to SAS expanders and more specifically relates to implementation of zoning in SAS expanders enhanced for Fast Context Switching (FCS) capability.
2. Discussion of Related Art
In a SAS environment, one or more SAS initiator devices are coupled with one or more SA... | {
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Medical lines of various types are typically present in the clinical setting in connection with institutional and at-home care for patients. Medical lines can include intravenous lines used for the delivery of fluids, blood, and therapeutic and prophylactic agents, device monitoring lines, feeding tubes, and tubes for ... | {
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To meet a demand for radio data traffic that is on an increasing trend since commercialization of a fourth generation (4G) communication system, efforts to develop an improved fifth generation (5G) communication system or a pre-5G communication system have been conducted. For this reason, the 5G communication system or... | {
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1. Field of the Invention
The present invention relates to an X-ray computerized tomography apparatus. The present invention relates, more particularly, to a technique for achieving a prompt and real-time display of a display image of a desired arbitrary target object within a subject by easily detecting a position of ... | {
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1. Field of the Invention
The present invention relates to a single use lancet assembly which is substantially compact, yet effective for piercing a patient's finger or other body part to obtain a blood sample. The single use lancet device is further configured to be substantially safe to transport and to ensure that s... | {
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There are a variety of methods and apparatus which may be used to heat a number of thermoplastic materials for welding and other thermal bonding operations. A number of such methods and apparatus are discussed in various editions of Modern Plastics Encyclopedia, McGraw Hill, New York, N.Y.
These thermal bonding and wel... | {
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The embodiments described herein relate generally to the field of ophthalmic therapies and more particularly to the use of a microneedle for delivery and/or removal of a substance, such as a fluid therapeutic agent into and/or from ocular tissues for treatment of the eye.
Although needles are used in transdermal and in... | {
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In plumbing installations, copper tubing has been widely employed. In risers, used for connecting tubing to fixtures or tanks, the end of the copper tubing is shaped to form a bulb sealing surface and such bulb includes a shoulder permitting the tubing and thus the bulb sealing surface to be drawn into biting or sealin... | {
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Transducers generally convert electrical signals to mechanical signals or vibrations, and/or mechanical signals or vibrations to electrical signals. Acoustic transducers, in particular, convert electrical signals to acoustic signals (sound waves) and convert received acoustic waves to electrical signals via inverse and... | {
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There has been an increasing demand to develop tires with a high level of handling performance, good stability and steering response when changing lanes, avoiding obstacles on the road and cornering. Improved road grip without compromising stability is critical for vehicles traveling at high speed. However, higher tire... | {
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The present invention relates to an improved method for cutting, and more particularly to the production of structures by laser cutting layers, or members of film or thin film structures.
Many different structures often require the use of a laser to cut through a membrane, layer, or film, to form a desired formation. O... | {
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The present invention relates to a drum cleaning apparatus for an electrostatic copying machine.
In an electrostatic copying machine of the dry development type, a photoconductive drum is electrostatically charged and radiated with a light image of an original document to form an electrostatic image thereon through loc... | {
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Electron transport in low dimensional structures is both of fundamental scientific interest and increasingly relevant to future advances in electronics. One-dimensional (1D) transport has been investigated with inherent 1D organic chains such as tetrathiafulvene-tetracyanoquinodimethane (TTF-TCNQ), carbon nanotubes, el... | {
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Methods and systems for remotely controlling heating of at least one room of a building are generally known within the field of heating, ventilation and air conditioning (HVAC). Such systems are also known as control systems for HVAC devices or systems.
Known control systems for HVAC devices supporting scheduling of a ... | {
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1. Field of the Invention
The present invention relates to an image forming apparatus and an image forming method. Particularly, the present invention relates to an image forming apparatus capable of effectively suppressing the occurrence of image deletion and color muddiness and stably obtaining a high-quality image a... | {
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The invention relates to high-power lasers, especially lasers using a gaseous, excitable medium, having an unstable optical resonator composed of fully reflective mirrors of cylindrical curvature.
High-power lasers, such as carbon dioxide high-power lasers, are known, which are equipped with semitransparent resonator m... | {
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1. Technical Field
The present disclosure relates to electronic devices and, particularly, to an electronic device with a sensor sensitive to magnetism which functions as a switch.
2. Description of Related Art
A switch to be physically pressed is usually used in an electronic device for generating signals to control t... | {
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Engine systems may utilize recirculation of exhaust gas from an engine exhaust system to an engine intake system (intake passage), a process referred to as exhaust gas recirculation (EGR), to reduce regulated emissions. An EGR system may include various sensors to measure and/or control the EGR. As one example, the EGR... | {
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1. Field of the Invention
The invention relates to the distribution of television signals.
2. Description of the Prior Art
Television signals are conventionally conveyed by coaxial cables, and thus in unbalanced form, but in certain circumstances it is beneficial to be able to distribute television signals over a twist... | {
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The present invention relates to a curing composition for the fast curing of coating compositions containing acrylic polyols.
In the coating of automobiles, for example, a coating is desired that provides a lustrous appearance and has good corrosion resistance. Such coatings are usually applied in several coating layer... | {
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While cold brewing, a technique that involves steeping coffee at cold temperatures for an extended period of time, is by no means a new technique, in recent years general knowledge of and demand for cold-brewed coffee, or cold brew, has increased dramatically. Presently, there are generally four conventional methods fo... | {
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This disclosure relates generally to wager games such as poker, slots and dice games, and more particularly to wager games that are capable of being played at multiple levels or rounds. Such games typically provide for progressively larger payouts at each successive level if the player continues to achieve a winning re... | {
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In the formation of silver halide emulsions suitable for use in photographic materials, it is necessary to sensitize the emulsions. Chemical sensitization is utilized to improve the photo efficiency of the emulsions. Spectral sensitization is utilized to make grains sensitive to specific wavelengths of light. The addit... | {
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Refrigerator appliances generally include a cabinet that defines a food storage chamber. In addition, refrigerator appliances also generally include a door rotatably hinged to the cabinet to permit selective access to food items stored in the food storage chamber. Certain refrigerator appliances, commonly referred to a... | {
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It is thus known for example to provide a transverse support in automotive vehicles in the region of the front wall which separates the engine compartment and the automotive vehicle interior from each other. This transverse support serves, on the one hand, for supporting the instrument panel, in addition heavy elements... | {
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In order to increase optical signal bandwidth, optical communications are sent over fiber optic communication lines as wavelength multiplexed signals. For example, a 100G LR4 optical transceiver signal consists of 4 wavelengths separated by 800 GHz traveling on a single fiber. Each wavelength signal is modulated at 25 ... | {
"pile_set_name": "USPTO Backgrounds"
} |
Conventional transportation and storage of industrial gases such as hydrogen takes place with the gas in the form of a liquid, the liquefied gas being referred to as a cryogen or a cryogenic liquid. In liquid form a larger quantity of the product can be stored in a smaller space than if the product were in the gaseous ... | {
"pile_set_name": "USPTO Backgrounds"
} |
The field of communications has become increasingly important in today's society. In particular, the ability to quickly and effectively interact with an individual (through any suitable communications media) presents a significant obstacle for component manufacturers, system designers, and network operators. This obsta... | {
"pile_set_name": "USPTO Backgrounds"
} |
1. Field
This application relates generally to wireless communication and more specifically, but not exclusively, to improving communication performance.
2. Introduction
A wireless communication network may be deployed over a defined geographical area to provide various types of services (e.g., voice, data, multimedia ... | {
"pile_set_name": "USPTO Backgrounds"
} |
1. Field
The present invention generally relates to the field of semiconductor processing. More particularly, the present invention relates to methods and apparatus for thermally processing a semiconductor substrate.
2. Description of the Related Art
During semiconductor processing, substrates may be heated to high tem... | {
"pile_set_name": "USPTO Backgrounds"
} |
U.S. Patent Publication No. 2012/0034150 A1, published Feb. 9, 2012, the disclosure of which is hereby incorporated herein in its entirety by this reference, discloses background information hereto.
Additional information is disclosed in the following documents, the disclosure of each of which is hereby incorporated he... | {
"pile_set_name": "USPTO Backgrounds"
} |
This invention provides an advanced medical oxygen concentrator process and system. More specifically, the invention achieves a compact, light weight and low power medical oxygen concentrator using a fast PSA (pressure swing adsorption) cycle and advanced adsorbents. The invention provides significant system improvemen... | {
"pile_set_name": "USPTO Backgrounds"
} |
1. Field of the Invention
The present disclosure relates to an in-pipe inspection robot for inspecting a pipe.
2. Description of the Related Art
Generally, an in-pipe inspection robot is provided to inspect the pipelines installed in a nuclear power plant, a thermoelectric power plant or chemical plants where human acc... | {
"pile_set_name": "USPTO Backgrounds"
} |
It is known to recover nickel and/or copper from sulfidic ores by comminuting the ore to a finely divided state, subjecting the comminuted ore to froth flotation to upgrade the metal content thereof, and roasting the concentrate in an oxidizing atmosphere to remove the sulfur therefrom as SO.sub.2, followed by the redu... | {
"pile_set_name": "USPTO Backgrounds"
} |
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