Patent application number | Description | Published |
20110155395 | METHOD AND APPARATUS FOR RELEASING A PACKER - Disclosed herein are methods and apparatus for releasing a releasable packer. The apparatus may include shear screws, a mechanism for isolating the shear screw from a shearing force. The mechanism for isolating the shear screw from a shearing force is selectively unlockable to expose the shear screw to the shearing force. The methods may include unlocking a mechanism protecting at least one shear screw, applying a shearing force to the at least one shear screw, and shearing the at least one shear screw. | 06-30-2011 |
20140076633 | HOUSING FOR DOWNHOLE MEASUREMENT - Systems, methods and devices for equipping a rotatable drill string with measurement equipment. The system includes a removable carriage unit arranged and designed to be disposed within a bore of a removable section of the rotatable drill string. The removable carriage unit has measurement equipment disposed within a cavity thereof. The method includes disposing measurement equipment in the cavity of the removable carriage unit, coupling the removable carriage unit with a first end portion of the removable section of the rotatable drill string after disposing the measurement equipment in the cavity, and coupling a second end portion of the removable section with a shaft of the rotatable drill string. | 03-20-2014 |
20150114716 | VIBRATION TOOL - Various implementations described herein are directed to a vibration tool, e.g., for use in drilling or other downhole operations. In one implementation, the vibration tool may include a housing having a bore extending therethrough. The vibration tool may also include a piston subassembly positioned inside the bore, where the piston subassembly is configured to oscillate when fluid flow inside the piston subassembly exceeds a predetermined flow rate. The vibration tool may further include a valve mechanism positioned around the piston subassembly, where the valve mechanism is configured to restrict fluid to flow inside the piston subassembly when the valve mechanism is in a closed state and configured to allow the fluid to flow from the piston subassembly to the bore when the valve mechanism is in an open state. | 04-30-2015 |
Patent application number | Description | Published |
20090000186 | NANO-SIZED METAL AND METAL OXIDE PARTICLES FOR MORE COMPLETE FUEL COMBUSTION - A fuel composition contains a liquid fuel and nano-sized metal particles or nano-sized metal oxide particles or combinations thereof. The nano-sized metal particles and nano-sized metal oxide particles can be used to either improve combustion or increase catalytic chemical oxidation of fuel. | 01-01-2009 |
20100126719 | INCREASING OIL PRODUCTION - A method of recovering petroleum from dormant oil wells or increasing the production of oil wells is disclosed. An alkali or alkali earth carbonate is introduced into a water layer associated with a subterranean petroleum reservoir and/or an explosive composition is introduced into an oil layer associated with a subterranean petroleum reservoir. CO | 05-27-2010 |
20100126737 | METHODS FOR INCREASING OIL PRODUCTION - A method of recovering petroleum from dormant oil wells or increasing the production of oil wells is disclosed. An alkali or alkali earth carbonate is introduced into a water layer associated with a subterranean petroleum reservoir and/or an explosive composition is introduced into an oil layer associated with a subterranean petroleum reservoir. CO | 05-27-2010 |
20100242343 | FUELS FOR COLD START CONDITIONS - A fuel composition contains a liquid fuel and nano-sized zinc oxide particles. The nano-sized zinc oxide particles can be used to either improve cold start performance of internal combustion engines or lower a flash point temperature of a liquid fuel. | 09-30-2010 |
20100242344 | NANO-SIZED ZINC OXIDE PARTICLES FOR FUEL - A fuel composition contains a liquid fuel and a specific amount of nano-sized zinc oxide particles. The nano-sized zinc oxide particles can be used to either improve combustion or increase catalytic chemical oxidation of fuel. | 09-30-2010 |
20100242350 | CATALYST COMPONENT FOR AVIATION AND JET FUELS - An aviation fuel composition contains an aviation fuel and nano-sized zinc particles. Examples of nano-sized zinc particles include nano-sized metallic zinc particles, nano-sized zinc oxide particles, and nano-sized zinc peroxide particles. The aviation fuel composition can be made by combining an aviation fuel and nano-sized zinc particles. The aviation fuel composition can be used to improve combustion in an aircraft engine. | 09-30-2010 |
20100243531 | LOW SULFUR FUELS - Provided are methods of reducing a sulfur concentration in a liquid fuel and methods of forming a thiophene/metal complex in a liquid fuel. The method can involve combining a liquid fuel and at least one metal acetate to form a thiophene/metal complex and substantially removing the thiophene/metal complexes from the liquid fuel. A thiophene concentration in a liquid fuel is reduced by the formation of an insoluble complex salt, which can be removed by, for example, centrifuge, filtration, decantation, and/or distillation. | 09-30-2010 |
20120055685 | METHODS FOR INCREASING OIL PRODUCTION - A method of recovering petroleum from dormant oil wells or increasing the production of oil wells is disclosed. An alkali or alkali earth carbonate is introduced into a water layer associated with a subterranean petroleum reservoir and/or an explosive composition is introduced into an oil layer associated with a subterranean petroleum reservoir. CO | 03-08-2012 |
20120073836 | METHODS FOR INCREASING OIL PRODUCTION - A method of recovering petroleum from dormant oil wells or increasing the production of oil wells. An alkali or alkali earth carbonate is introduced into a water layer associated with a subterranean petroleum reservoir and/or an explosive composition is introduced into an oil layer associated with a subterranean petroleum reservoir. CO | 03-29-2012 |
20120198759 | FUELS FOR COLD START CONDITIONS - A fuel composition contains a liquid fuel and nano-sized zinc oxide particles. The nano-sized zinc oxide particles can be used to either improve cold start performance of internal combustion engines or lower a flash point temperature of a liquid fuel. | 08-09-2012 |
20120204480 | NANO-SIZED ZINC OXIDE PARTICLES FOR FUEL - A fuel composition contains a liquid fuel and a specific amount of nano-sized zinc oxide particles and a surfactant that does not contain sulfur atoms. The nano-sized zinc oxide particles can be used to either improve combustion or increase catalytic chemical oxidation of fuel. | 08-16-2012 |
20120318499 | METHODS FOR INCREASING OIL PRODUCTION - A method of recovering petroleum from dormant oil wells or increasing the production of oil wells is disclosed. An alkali or alkaline earth carbonate is introduced into a water layer associated with a subterranean petroleum reservoir and/or an explosive composition is introduced into an oil layer associated with a subterranean petroleum reservoir. CO | 12-20-2012 |
20130233539 | INCREASING OIL PRODUCTION - A method of recovering petroleum from dormant oil wells or increasing the production of oil wells. An alkali or alkali earth carbonate is introduced into a water layer associated with a subterranean petroleum reservoir and/or an explosive composition is introduced into an oil layer associated with a subterranean petroleum reservoir. CO | 09-12-2013 |
20130302605 | Fabrication Method of Composite Carbon Nanotube Fibers/Yarns - The present invention provides a method of making a carbon nanotubes fiber by providing a polyethylene terephthalate substrate; contacting the polyethylene terephthalate substrate with a polyvinyl alcohol polymer solution to form a polyvinyl alcohol polymer layer on the polyethylene terephthalate substrate; contacting the polyvinyl alcohol polymer layer with a carbon nanotube solution, wherein the carbon nanotubes solution comprises one or more carbon nanotubes; forming a nanotube layer on the polyvinyl alcohol polymer layer; delaminating the polyvinyl alcohol polymer layer from the polyethylene terephthalate substrate to release a composite fiber layer; stretching the composite fiber layer; and drying the composite fiber layer. | 11-14-2013 |
20140231080 | IN-SITU ARTIFICIAL PRESSURIZATION OF A WELL WITH CARBON DIOXIDE RECYCLING TO INCREASE OIL PRODUCTION - Described herein are systems and methods that utilize bicarbonate and acid to form carbon dioxide in a well (e.g., an oil well) to increase pressure in the well to facilitate production of oil and other resources, such as hydrocarbons, from the well. The well can be a closed system that facilitates absorption of the carbon dioxide into the oil resource. After the carbon dioxide is absorbed within the oil, the oil containing the carbon dioxide can be produced by the well. The carbon dioxide can be recycled after the resource is mined from the well to create bicarbonate that subsequently can be used with acid to facilitate the production from the well. | 08-21-2014 |
20150047591 | NANO-SIZED ZINC OXIDE PARTICLES FOR FUEL - A fuel composition contains a liquid fuel and a specific amount of nano-sized zinc oxide particles and a surfactant that does not contain sulfur atoms. The nano-sized zinc oxide particles can be used to either improve combustion or increase catalytic chemical oxidation of fuel. | 02-19-2015 |
Patent application number | Description | Published |
20140066191 | METHOD AND SYSTEM FOR ACTIVATING NON-CORE FEATURES BY EXTERNAL USERS IN AN ASYNCHRONOUS GAME - A method and system for external users to activate non-core features in a game. Users activating features in an opponent's turn in an asynchronous, turn-based, player vs. player game are activating non-core features. Users may also activate non-core features in matches of a game that they are not a part of through a leaderboard. Leaderboards may be presented in various ways, including by score, rating, round, etc. and players may be directly challenged on the leaderboards. | 03-06-2014 |
20140164142 | Method and System for Crossing Game-Features and Cross-Promoting Across Applications - A method and system for method for providing debt-driven cross promotion for an application. Developers register with the system, schedule cross promotion and if there is no conflict or an ability to split cross promotion traffic, receive cross promotion from all the available applications on the network. Cross promotion data is tracked to determine balances of each developer and prioritization for scheduling conflicts. Users that are cross-promoted from a game that may also have a cross-game feature are prompted to share the features across games. Cross-game features may also be used to cross-promote games in the network. Applications not in the network may still take part in the cross-promotion network through a proxy server to verify participation until their approval ranking is large enough for the verification signal to be throttled. | 06-12-2014 |
20140280492 | Method and System for Distributing Data among a Multi-Tenant service with a Shared Userbase - A method and system for distributing data among a multi-tenant system with shared and non-shared users. Shared users may be global across the system or per tenant or developer. Non-shared users would be per app. While some data would be shared across users, other data stored within the multi-tenant system would be related specifically to the app, including gameplay data and non-gameplay data, such as leaderboards, inventory, virtual currency. Userbases may be upgraded and downgraded per app or per developer. | 09-18-2014 |
Patent application number | Description | Published |
20120014404 | Apparatus and Method for Determining the Thermal Stability of Fluids - A thermal oxidation tester is shown for determining thermal stability of a fluid, particularly hydrocarbons when subjected to elevated temperatures. The tendency of the heated fluid to oxidize and (1) form deposits on a surface of a heater tube and (2) form solids therein, are both measured at a given flow rate, temperature and time. The measured results are used to determine whether a fluid sample passes or fails the test. Results of measurements are recorded in a memory device on one end of the heater tube on which the deposits were made. | 01-19-2012 |
20120014405 | Drop Counter And Flow Meter For Apparatus And Method For Determining The Thermal Stability Of Fluids - A thermal oxidation tester is shown for determining thermal stability of a fluid, particularly hydrocarbons when subjected to elevated temperatures. The tendency of the heated fluid to oxidize and (1) form deposits on a surface of a heater tube and (2) form solids therein, are both measured at a given flow rate, temperature and time. The measured results are used to determine whether a fluid sample passes or fails the test. Sample flow rate is important in the jet fuel thermal oxidation test. Current practice requires manual drop counting or flow confirmation with the use of volumetric glassware. An apparatus is described to precisely measure the flow rate and automatically perform flow rate check using a drip rate method and/or volumetric method. | 01-19-2012 |
20120014406 | CONTAINERS USED IN DETERMINING THE THERMAL STABILITY OF FUELS - A thermal oxidation tester is shown for determining thermal stability of a fluid, particularly hydrocarbons, when subjected to elevated temperatures. The tendency of the heated fluid to oxidize and (1) form deposits on a surface of a heater tube and (2) form solids therein which are both measured at a given flow rate, temperature and time. The measured results are used to determine whether a fluid sample passes or fails the test. Specifically constructed containers used in a thermal oxidation tester are shown. These containers (1) reduce physical contact to hydrocarbon test fuels, (2) reduce exposure to hydrocarbon fuel vapors, (3) reduce environmental impact by reducing chemical spills, and (4) improve overall work flow of test. | 01-19-2012 |
20120014407 | Auto Priming and Flushing an Apparatus for Determining the Thermal Stability of Fluids - A thermal oxidation tester is shown for determining thermal stability of a fluid, particularly hydrocarbons when subjected to elevated temperatures. The tendency of the heated fluid to oxidize and (1) form deposits on a surface of a heater tube and (2) form solids therein, are both measured at a given flow rate, temperature and time. The measured results are used to determine whether a fluid sample passes or fails the test. At the beginning of each test, the test sample is aerated with dry air until saturation. Simultaneously, the test equipment is primed to remove pockets of air there from. After each test, the test equipment is flushed to remove the test sample there from. | 01-19-2012 |
20120014408 | Detecting a Short in an Apparatus and Method for Determining the Thermal Stability of Fluids - A thermal oxidation tester is shown for determining thermal stability of a fluid, particularly hydrocarbons when subjected to elevated temperatures. The tendency of the heated fluid to oxidize and (1) form deposits on a surface of a heater tube and (2) form solids therein, are both measured at a given flow rate, temperature and time. The measured results are used to determine whether a fluid sample passes or fails the test. Results of measurements can be recorded in a memory device on one end of the heater tube on which the deposits were made. A method and apparatus is also provided to determine if the isolated heater tube has an electrical short to ground through the test section housing. | 01-19-2012 |
20120014409 | Dampening Apparatus and Method for Single Piston Pump Used in Determining the Thermal Stability of Fluids - A thermal oxidation tester is shown for determining thermal stability of a fluid, particularly hydrocarbons when subjected to elevated temperatures. The tendency of the heated fluid to oxidize and (1) form deposits on a surface of a heater tube and (2) form solids therein, are both measured at a given flow rate, temperature and time. The measured results are used to determine whether a fluid sample passes or fails the test. Results of the measurements are recorded. The fluid under test is pumped with a low volume, high pressure, single piston pump with only a small fluctuation (pulsation) in output flow. | 01-19-2012 |
20130232510 | PROXY FOR ACCESSING A MIDDLEWARE SUBSYSTEM - A first application is constrained from calling a middleware subsystem, where the middleware subsystem is able to access at least one feature selected from among a basic input/output system (BIOS) and hardware. The first application accesses the middleware system through a proxy, where accessing the middleware subsystem allows the first application to communicate with the at least one feature. | 09-05-2013 |
Patent application number | Description | Published |
20120098071 | High Sheet Resistor in CMOS Flow - An integrated circuit containing CMOS gates and a counterdoped polysilicon gate material resistor which has a body region that is implanted concurrently with the NSD layers of the NMOS transistors of the CMOS gates and concurrently with the PSD layers of the PMOS transistors of the CMOS gates, and has a resistor silicide block layer over the body region which is formed of separate material from the sidewall spacers on the CMOS gates. A process of forming an integrated circuit containing CMOS gates and a counterdoped polysilicon gate material resistor which implants the body region of the resistor concurrently with the NSD layers of the NMOS transistors of the CMOS gates and concurrently with the PSD layers of the PMOS transistors of the CMOS gates, and forms a resistor silicide block layer over the body region of separate material from the sidewall spacers on the CMOS gates. | 04-26-2012 |
20140035061 | HIGH SHEET RESISTOR IN CMOS FLOW - An integrated circuit containing CMOS gates and a counterdoped polysilicon gate material resistor which has a body region that is implanted concurrently with the NSD layers of the NMOS transistors of the CMOS gates and concurrently with the PSD layers of the PMOS transistors of the CMOS gates, and has a resistor silicide block layer over the body region which is formed of separate material from the sidewall spacers on the CMOS gates. A process of forming an integrated circuit containing CMOS gates and a counterdoped polysilicon gate material resistor which implants the body region of the resistor concurrently with the NSD layers of the NMOS transistors of the CMOS gates and concurrently with the PSD layers of the PMOS transistors of the CMOS gates, and forms a resistor silicide block layer over the body region of separate material from the sidewall spacers on the CMOS gates. | 02-06-2014 |
20150187759 | HIGH SHEET RESISTOR IN CMOS FLOW - An integrated circuit containing CMOS gates and a counterdoped polysilicon gate material resistor which has a body region that is implanted concurrently with the NSD layers of the NMOS transistors of the CMOS gates and concurrently with the PSD layers of the PMOS transistors of the CMOS gates, and has a resistor silicide block layer over the body region which is formed of separate material from the sidewall spacers on the CMOS gates. A process of forming an integrated circuit containing CMOS gates and a counterdoped polysilicon gate material resistor which implants the body region of the resistor concurrently with the NSD layers of the NMOS transistors of the CMOS gates and concurrently with the PSD layers of the PMOS transistors of the CMOS gates, and forms a resistor silicide block layer over the body region of separate material from the sidewall spacers on the CMOS gates. | 07-02-2015 |
Patent application number | Description | Published |
20130272702 | OPTICAL SIGNAL REGENERATION AND AMPLIFICATION OF M-PSK AND M-QAM MODULATION FORMATS USING RECONFIGURABLE WAVELENGTH SELECTIVE PROCESSORS AND PHASE-SENSITIVE AMPLIFIERS - A method for regenerating optical signal includes determining a source optical signal to be regenerated, adding a first pump optical signal and a second pump optical signal to the source optical signal to yield an intermediate optical signal, creating a first conjugate optical signal and a second conjugate optical signal from the intermediate optical signal, and performing degenerate phase-sensitive amplification utilizing the first conjugate optical signal, the second conjugate optical signal and the source optical signal to yield an output optical signal. The source optical signal is modulated with a multilevel modulation format. Each conjugate optical signal has a phase that is a conjugate of a multiple of the phase of the source optical signal. | 10-17-2013 |
20140119743 | OPTICAL QPSK SIGNAL REGENERATION AND AMPLIFICATION - A method for regenerating and amplifying optical signals includes determining a source optical signal, adding a first pump optical signal and a second pump optical signal to the source optical signal to yield an intermediate optical signal, duplicating the intermediate optical signal to yield a first duplicate signal and a second duplicate signal, phase-shifting the first duplicate signal, passing the phase-shifted first duplicate signal and the second duplicate signal bi-directionally through a nonlinear optical element, and performing degenerate phase-sensitive amplification on the phase-shifted first duplicate signal and the second duplicate signal. | 05-01-2014 |
20140198375 | OPTICAL PHASE-SENSITIVE AMPLIFIER FOR DUAL-POLARIZATION MODULATION FORMATS - A method for amplifying optical signals includes determining a source optical signal, generating a first resultant signal including a pump signal and the source optical signal, sending the first resultant signal through a non-linear element to generate a second resultant signal including the first resultant signal and an idler signal, and sending the second resultant signal through a non-linear element to perform phase-sensitive amplification. The phase-sensitive amplification results in a third resultant signal including an amplified source optical signal, the pump signal, and the idler signal. The method also includes filtering the third resultant signal to remove the pump signal and the idler signal and outputting the amplified source optical signal. | 07-17-2014 |
20140355105 | AMPLITUDE NOISE SQUEEZING ON MULTI-AMPLITUDE MODULATED SIGNALS - A method for regenerating optical signals includes determining an input including a source amplitude-modulated optical signal, regenerating the source amplitude-modulated optical signal by using successive saturation modes of amplification, and producing an output optical signal from the regeneration. The source amplitude-modulated optical signal includes input power modulation levels that each indicate information carried on the source amplitude-modulated optical signal. The output optical signal includes output power modulation levels that include information equivalent to information of the input power modulation levels. | 12-04-2014 |
20140369678 | DUAL-POLARIZATION INTERFEROMETRIC OPTICAL SIGNAL-TO-NOISE RATIO MONITOR - The present disclosure includes a method of determining optical signal-to-noise ratio (OSNR) of a signal, comprising separating one polarization component from a plurality of polarization components in an optical signal, selecting one wavelength from a plurality of wavelengths in the optical signal, delaying a first portion of the one polarization component of the one wavelength of the optical signal, shifting a phase of the first portion by a first amount and the first amount plus pi radians, causing the first portion to interfere with a second portion, measuring a power of the interference of the first and second portions, receiving the power of the interference, and comparing the power of the interference when the phase is shifted by the first amount with the interference when the phase is shifted by the first amount plus pi radians to determine OSNR. The present disclosure also includes associated devices. | 12-18-2014 |
20140369679 | ASYMMETRIC COMPENSATION OF POLARIZATION DEPENDENT LOSS IN DUAL-POLARIZATION OPTICAL SYSTEMS - Methods and systems for asymmetrically compensating degradation of an optical signal-to-noise ratio (OSNR) induced by polarization dependent loss (PDL) in dual-polarization optical system include using an OSNR compensator. The OSNR compensator may separate the dual-polarization components and determine which component has degraded OSNR. The degraded component may be OSNR compensated using a phase-sensitive amplifier and/or a regenerator with a phase-sensitive amplifier. | 12-18-2014 |
20140376908 | SYSTEM AND METHOD FOR MONITORING A DUAL-POLARIZATION SIGNAL USING AN IN-BAND SUPERVISORY SIGNAL - Systems and method for monitoring an optical power of a dual-polarization signal are disclosed. The systems and methods may include measuring a first parameter set associated with a supervisory signal, the supervisory signal being communicated in-band with the dual-polarization signal; calculating a second parameter set from the first parameter set; calculating an intensity value from the second parameter set, the intensity value associated with one of the polarization states of the dual-polarization signal; and estimating a signal power associated with the supervisory signal from the intensity value. | 12-25-2014 |
20150117856 | SYSTEM AND METHOD FOR MONITORING POWER IMBALANCE INDUCED BY POLARIZATION-DEPENDENT LOSS - Systems and methods for monitoring a dual-polarization signal are disclosed. The systems and methods include extracting a portion of the dual-polarization signal, wherein the dual-polarization signal includes multiple supervisory signals, each associated with a polarization component of a main data signal, measuring a power level of the first and second supervisory signals, and determining a power imbalance between the polarization components of the main data signal based at least on the power level. | 04-30-2015 |
20150117857 | SYSTEM AND METHOD FOR IN-BAND AMPLITUDE-MODULATED SUPERVISORY SIGNALING FOR POLARIZATION-MULTIPLEXED SYSTEMS - Systems and method for monitoring a dual-polarization signal are disclosed. The systems and methods include adding a first supervisory signal to a first polarization component of the dual-polarization signal to get a first combined signal and adding a second supervisory signal to a second polarization component of the dual-polarization signal to get a second combined signal, either in the electrical or optical domain. The supervisory signal is arbitrary, non-complementary, and modulated at a amplitude substantially lower than the modulation frequency of the dual-polarization signal. The systems and methods further include analyzing the supervisory signal upon receipt. | 04-30-2015 |
20150131987 | SYSTEM AND METHOD FOR IN-BAND FREQUENCY-MODULATED SUPERVISORY SIGNALING FOR POLARIZATION-MULTIPLEXED SYSTEMS - Systems and method for monitoring a dual-polarization signal are disclosed. The systems and methods include adding a first supervisory signal to a first polarization component of the dual-polarization signal to get a first combined signal and adding a second supervisory signal to a second polarization component of the dual-polarization signal to get a second combined signal, either in the electrical or optical domain. The supervisory signals are arbitrary, non-complementary, and modulated at a frequency substantially lower than the modulation frequency of the dual-polarization signal. The systems and methods further include analyzing the supervisory signals upon receipt. | 05-14-2015 |
20150155935 | APPARATUS AND METHOD FOR CREATING CALIBRATION COEFFICIENT USED TO MONITOR OPTICAL SIGNAL-TO-NOISE RATIO - An apparatus includes: a photodetector configured to create a first electric-signal from an optical signal; a power-measuring unit configured to measure power of the optical signal according to the first electric-signal; a noise calculating unit configured to calculate noise corresponding to a specified target optical signal-to-noise ratio (OSNR) according to the power of the optical signal, the power having been measured by the power-measuring unit, the specified target optical signal-to-noise ratio, and information representing characteristics of the photodetector; a noise generating unit configured to add the noise calculated by the noise calculating unit to the first electric-signal to generate a second electric-signal; an OSNR measuring unit configured to measure an optical signal-to-noise ratio according to the second electric-signal; and a calibration coefficient calculating unit configured to calculate a calibration coefficient used to obtain the target optical signal-to-noise ratio from the optical signal-to-noise ratio measured by the OSNR measuring unit. | 06-04-2015 |
20150200724 | CORRECTION TABLE FOR INTERFEROMETRIC OPTICAL SIGNAL-TO-NOISE RATION MONITOR - The present disclosure includes a computer-implemented method of correcting a measured optical signal-to-noise ratio (OSNR) comprising receiving an optical signal and measuring OSNR of the optical signal using an interferometric OSNR monitor device. The method also includes applying a correction table to the measured OSNR to generate a corrected OSNR using a controller, the correction table comprising a correction function to counteract an artifact in the measured OSNR. The method also includes storing the corrected OSNR in a non-transitory computer-readable medium. The present disclosure also includes associated devices applying the correction table and methods of generating the correction table. | 07-16-2015 |
Patent application number | Description | Published |
20080217172 | Apparatus For Measuring Electrochemical Corrosion - Disclosed herein is an electrochemical corrosion sensor. The sensor may include an array of electrodes wherein each electrode may include a diamond like carbon coating disposed on at least a portion of the electrodes. The coating thickness may be at least about 1 micron. The electrodes may therefore provide relatively more accurate determination of electrode corrosion rates that may be more consistent with coupon type gravimetric testing. | 09-11-2008 |
20100108511 | High temperature and high pressure reference electrode and method to eliminate the formation of gas bubbles in liquid-filled tubes - A long-term, reliable high pressure reference electrode for high temperature applications was disclosed. This reference electrode has inner and an outer liquid junction plugs. The inner plug provides the function of restraining the outflow of the internal reference electrolyte. The outer plug is chemically and mechanically robust in the external fluid where the reference electrode is used and protects the inner plug from the mechanical and chemical attacks by the harsh external fluid. Therefore, the inner plug can be selected from many of the well-characterized liquid junction plugs used in regular low temperature reference electrodes, without the need for the inner plug to be chemically and mechanically stable in the external fluid, as long as it has the thermal stability. | 05-06-2010 |
20100126859 | Electrochemical probes for corrosion monitoring in hydrogen sulfide systems and methods of avoiding the effect of electron-conducting deposits - Electrochemical probes for corrosion monitoring in an environment that may cause the formation of electron-conducting deposits and the method for making such probes were described. The probes have long exposed electrodes. Except for the tip section, all surfaces of the exposed electrodes are coated with a coating or covered with electrically insulating tubing, so that only the tip section has uncovered metal that serves as the active areas of the electrodes. The coating or tubing material is such that the deposits cannot easily form on its surfaces. Because the electrical bridging between the active areas of any two electrodes requires the deposition of an evenly distributed layer of the electron-conducting deposits along the path from one area to the other area, the coated surface reduces the possibility of short-circuiting for the active areas of the electrodes. These probes are especially suitable for applications in systems containing hydrogen sulphide (H | 05-27-2010 |
20120043981 | Corrosion Monitoring of Concrete Reinforcement Bars (Or Other Buried Corrodable Structures) Using Distributed Node Electrodes - Systems and methods for real time detection of corrosion of rebars embedded in a concrete structure. Test bars are selected for corrosion testing purposes, and may or may not also be part of the concrete reinforcement structure. These test bars are coated, and exposed sections of these test bars form a network of node electrodes. Electrical measurement from a counter electrode near a node electrode provides an indication of corrosion at that node electrode. Using a system of node electrodes and counter electrodes, a large concrete area may be monitored, and if corrosion is indicated, a methodical selection of electrodes can be used to locate the corrosion. The same concepts may be applied to detect corrosion in buried structures, such as pipelines and tanks. | 02-23-2012 |
20130213808 | HIGH PRESSURE REFERENCE ELECTRODE AND A METHOD TO ELIMINATE THE FORMATION OF GAS BUBBLES IN VERTICAL OR SLOPED LIQUID-FILLED TUBES - A method for preventing the formation of gas bubbles inside a high pressure reference electrode in the electrolyte-filled section, and thus eliminating the gas bobble effect on the electrical continuity, was disclosed. One or more thin solid rods or tubes are inserted into the internal electrolyte-housing tube and the thin rods or tubes alter the surface tension of the gas bubbles so that the bubbles are unstable in the middle of the liquid electrolyte. Compared with the fibre wicks or porous powder used by previous researchers to ensure the electrical continuity, the thin tubes or rods are easy to handle and easy to clean. This method may also be used in other systems that contain a liquid-filled vertical or sloped tube (e.g., a pH electrode) to prevent the formation of gas bubbles in the liquid-filled section of the tube. | 08-22-2013 |
20140318959 | Electrochemical Probe with Coated, Fingered Electrodes for Corrosion Monitoring in Oil-Water Mixtures and Gas Systems Containing Hydrogen Sulfide - Electrochemical probes for corrosion monitoring in an environment that may cause the formation of electron conducting deposits and the method for making such probes were disclosed. The probes have exposed fingered electrodes. Except for the sensing areas at the tip sections, all surfaces of the exposed electrodes are coated with an inner electrically insulating coating or tubing and one or more additional coating(s) or tube(s). One of the additional coatings is ion conducting. The electrodes are spaced such that there are gaps between the outer surfaces of the neighboring electrodes to prevent the formation of a continuously distributed electron conducting deposits between the sensing surface of one electrode and the sensing surfaces of the other electrodes. These probes are especially suitable for applications in gas systems and oil-water mixtures containing hydrogen sulphide (H | 10-30-2014 |
Patent application number | Description | Published |
20100189830 | Sweet Gum Fruit Extract as a Therapeutic Agent - Sweet gum ( | 07-29-2010 |
20100317541 | Method of Determining the Probability of a Therapeutic Response in Cancer Chemotherapy With Cardiac Glycoside - A prognostic assay and kit and method of use thereof are provided. The kit and assay are used to determine the likelihood of a diseased cell or tissue having a therapeutic response to treatment with a cardiac glycoside in a disease having an etiology associated with excessive cell proliferation. The kit and assay are used to determine the ratio of isoforms of the α subunit of Na, K-ATPase obtained from the diseased cell or tissue. The kit can be used to predict the therapeutic responsiveness of cancer or tumor in a subject to treatment with a cardiac glycoside. The kit and assay can be incorporated in a method of treating a disease or disorder having an etiology associated with excessive cell proliferation with a composition comprising a cardiac glycoside. | 12-16-2010 |
20110039796 | Natural Composition for Anti-Angiogenesis and Anti-Obesity - The combination of gallic acid, ellagic acid, and rubusoside was shown to inhibit angiogenesis by inhibition of pro-angiogenic factors. These three compounds were shown to be absorbed from the intestine making the compounds orally bioavailable. The ratio of the three compounds in the composition was a weight ratio of approximately 1:1.7:17.0 of gallic acid, ellagic acid, and rubusoside, respectively, resulting in a composition with 5% w/w gallic acid, 9% w/w ellagic acid, and 86% w/w rubusoside. This combination was also shown to reduce weight gain, fat accumulation, and serum cholesterol in mammals fed a high fat diet. It also reduced serum triglycerides and tended to reduce blood glucose in mammals on both normal and high fat diets. This three-compound composition (“GER”) can be used to treat diseases associated with angiogenesis and to decrease effects of a high fat diet. | 02-17-2011 |
20130324485 | Method of Determining the Probability of a Therapeutic Response in Cancer Chemotherapy with Cardiac Glycoside - A prognostic assay and kit and method of use thereof are provided. The kit and assay are used to determine the likelihood of a diseased cell or tissue having a therapeutic response to treatment with a cardiac glycoside in a disease having an etiology associated with excessive cell proliferation. The kit and assay are used to determine the ratio of isoforms of the α subunit of Na, K-ATPase obtained from the diseased cell or tissue. The kit can be used to predict the therapeutic responsiveness of cancer or tumor in a subject to treatment with a cardiac glycoside. The kit and assay can be incorporated in a method of treating a disease or disorder having an etiology associated with excessive cell proliferation with a composition comprising a cardiac glycoside. | 12-05-2013 |
20140206634 | Natural Composition to Decrease Effects of a High Fat Diet - The combination of gallic acid, ellagic acid, and rubusoside was shown to inhibit angiogenesis by inhibition of pro-angiogenic factors. These three compounds were shown to be absorbed from the intestine making the compounds orally bioavailable. The ratio of the three compounds in the composition was a weight ratio of approximately 1:1.7:17.0 of gallic acid, ellagic acid, and rubusoside, respectively, resulting in a composition with 5% w/w gallic acid, 9% w/w ellagic acid, and 86% w/w rubusoside. This combination was also shown to reduce weight gain, fat accumulation, and serum cholesterol in mammals fed a high fat diet. It also reduced serum triglycerides and tended to reduce blood glucose in mammals on both normal and high fat diets. This three-compound composition (“GER”) can be used to treat diseases associated with angiogenesis and to decrease effects of a high fat diet. | 07-24-2014 |
20150110862 | Sweet Gum Fruit Extract as a Therapeutic Agent - Sweet gum ( | 04-23-2015 |
Patent application number | Description | Published |
20090087027 | ESTIMATOR IDENTIFIER COMPONENT FOR BEHAVIORAL RECOGNITION SYSTEM - An estimator/identifier component for a computer vision engine of a machine-learning based behavior-recognition system is disclosed. The estimator/identifier component may be configured to classify an object being one of two or more classification types, e.g., as being a vehicle or a person. Once classified, the estimator/identifier may evaluate the object to determine a set of kinematic data, static data, and a current pose of the object. The output of the estimator/identifier component may include the classifications assigned to a tracked object, as well as the derived information and object attributes. | 04-02-2009 |
20090087096 | BACKGROUND-FOREGROUND MODULE FOR VIDEO ANALYSIS SYSTEM - Embodiments of the present invention provide a method and a module for identifying a background of a scene depicted in an acquired stream of video frames that may be used by a video-analysis system. For each pixel or block of pixels in an acquired video frame a comparison measure is determined. The comparison measure depends on difference of color values exhibited in the acquired video frame and in a background image respectively by the pixel or block of pixels and a corresponding pixel and block of pixels in the background image. To determine the comparison measure, the resulting difference is considered in relation to a range of possible color values. If the comparison measure is above a dynamically adjusted threshold, the pixel or the block of pixels is classified as a part of the background of the scene. | 04-02-2009 |
20120163670 | BEHAVIORAL RECOGNITION SYSTEM - Embodiments of the present invention provide a method and a system for analyzing and learning behavior based on an acquired stream of video frames. Objects depicted in the stream are determined based on an analysis of the video frames. Each object may have a corresponding search model used to track an object's motion frame-to-frame. Classes of the objects are determined and semantic representations of the objects are generated. The semantic representations are used to determine objects' behaviors and to learn about behaviors occurring in an environment depicted by the acquired video streams. This way, the system learns rapidly and in real-time normal and abnormal behaviors for any environment by analyzing movements or activities or absence of such in the environment and identifies and predicts abnormal and suspicious behavior based on what has been learned. | 06-28-2012 |
Patent application number | Description | Published |
20100108511 | High temperature and high pressure reference electrode and method to eliminate the formation of gas bubbles in liquid-filled tubes - A long-term, reliable high pressure reference electrode for high temperature applications was disclosed. This reference electrode has inner and an outer liquid junction plugs. The inner plug provides the function of restraining the outflow of the internal reference electrolyte. The outer plug is chemically and mechanically robust in the external fluid where the reference electrode is used and protects the inner plug from the mechanical and chemical attacks by the harsh external fluid. Therefore, the inner plug can be selected from many of the well-characterized liquid junction plugs used in regular low temperature reference electrodes, without the need for the inner plug to be chemically and mechanically stable in the external fluid, as long as it has the thermal stability. | 05-06-2010 |
20100126859 | Electrochemical probes for corrosion monitoring in hydrogen sulfide systems and methods of avoiding the effect of electron-conducting deposits - Electrochemical probes for corrosion monitoring in an environment that may cause the formation of electron-conducting deposits and the method for making such probes were described. The probes have long exposed electrodes. Except for the tip section, all surfaces of the exposed electrodes are coated with a coating or covered with electrically insulating tubing, so that only the tip section has uncovered metal that serves as the active areas of the electrodes. The coating or tubing material is such that the deposits cannot easily form on its surfaces. Because the electrical bridging between the active areas of any two electrodes requires the deposition of an evenly distributed layer of the electron-conducting deposits along the path from one area to the other area, the coated surface reduces the possibility of short-circuiting for the active areas of the electrodes. These probes are especially suitable for applications in systems containing hydrogen sulphide (H | 05-27-2010 |
20130213808 | HIGH PRESSURE REFERENCE ELECTRODE AND A METHOD TO ELIMINATE THE FORMATION OF GAS BUBBLES IN VERTICAL OR SLOPED LIQUID-FILLED TUBES - A method for preventing the formation of gas bubbles inside a high pressure reference electrode in the electrolyte-filled section, and thus eliminating the gas bobble effect on the electrical continuity, was disclosed. One or more thin solid rods or tubes are inserted into the internal electrolyte-housing tube and the thin rods or tubes alter the surface tension of the gas bubbles so that the bubbles are unstable in the middle of the liquid electrolyte. Compared with the fibre wicks or porous powder used by previous researchers to ensure the electrical continuity, the thin tubes or rods are easy to handle and easy to clean. This method may also be used in other systems that contain a liquid-filled vertical or sloped tube (e.g., a pH electrode) to prevent the formation of gas bubbles in the liquid-filled section of the tube. | 08-22-2013 |
20140318959 | Electrochemical Probe with Coated, Fingered Electrodes for Corrosion Monitoring in Oil-Water Mixtures and Gas Systems Containing Hydrogen Sulfide - Electrochemical probes for corrosion monitoring in an environment that may cause the formation of electron conducting deposits and the method for making such probes were disclosed. The probes have exposed fingered electrodes. Except for the sensing areas at the tip sections, all surfaces of the exposed electrodes are coated with an inner electrically insulating coating or tubing and one or more additional coating(s) or tube(s). One of the additional coatings is ion conducting. The electrodes are spaced such that there are gaps between the outer surfaces of the neighboring electrodes to prevent the formation of a continuously distributed electron conducting deposits between the sensing surface of one electrode and the sensing surfaces of the other electrodes. These probes are especially suitable for applications in gas systems and oil-water mixtures containing hydrogen sulphide (H | 10-30-2014 |
Patent application number | Description | Published |
20120139746 | Self Adaptive Two Dimensional Least Square Filter for Distributed Sensing Data - A method, apparatus and computer-readable medium for filtering a signal from a plurality of distributed sensors is disclosed. The signal is obtained from the plurality of distributed strain sensors. A first subspace of a measurement space of the obtained signal is selected, wherein the first subspace is characterized by a step having a selected step size. An error for a filter corresponding to the first subspace is estimated and the step size when the estimated error meets a selected criterion. A second subspace characterized by a step having the adjusted step size is selected and the signal is filtered by applying a filter corresponding to the second subspace. | 06-07-2012 |
20120143521 | Modeling an Interpretation of Real Time Compaction Modeling Data From Multi-Section Monitoring System - A method, apparatus and computer-readable medium for determining deformation of a plurality of coupled members. A distributed strain sensor string on a first member is coupled to a distributed strain sensor string on a second member. Signals are obtained from the sensor strings. A subset of strain data relating to sensor strain on the first member and the second member is created. A virtual sensor string is created having a plurality of virtual sensors placed on the first and second members including a joint therebetween. Strain data of sensors in the distributed stain sensor strings is mapped to sensors in the virtual sensor string. The deformation of the plurality of coupled members is determined using the strain data of the virtual sensors. | 06-07-2012 |
20120143522 | Integrated Solution for Interpretation and Visualization of RTCM and DTS Fiber Sensing Data - A method, apparatus and computer-readable medium for determining an effect of an event on a parameter of a member is disclosed. A plurality of strain measurements are obtained at a plurality of times, wherein each strain measurement corresponding to a sensor located at the member. A temperature correction is applied to the plurality of strain measurements obtained at each of the plurality of times. The parameter is obtained from the plurality of temperature-corrected strain measurements at each of the plurality of times, and the effect of the event on the parameter is determined from the time-correlated parameters. | 06-07-2012 |
20120143523 | Interpretation of Real Time Casing Image (RTCI) Data Into 3D Tubular Deformation Image - A system, method and computer-readable medium for providing an image of a deformation of a member is disclosed. Strain measurements are obtained at a plurality of sensors located at the member. Components of the obtained strain measurements corresponding to a bending deformation are obtained. From the obtained components, components are obtained that corresponding to at least one cross-sectional deformation of the member and a bending parameter is determined from the components corresponding to the bending deformation. A cross-sectional deformation parameter is determined from the components corresponding to the at least one of the cross-sectional deformations. The image of the deformation of the member is provided using the determined bending parameter and the determined cross-sectional deformation parameter. | 06-07-2012 |
20120143524 | Determination of Strain Components for Different Deformation Modes Using a Filter - A method, apparatus and computer-readable medium for determining a strain component for a deformation mode of a member is disclosed. A plurality of measurements is obtained, wherein each of the plurality of measurements relates to a strain at a location of the member. A deformation mode is selected and an adjustable filter is applied to the plurality of strain measurements to determine the strain component for the selected deformation mode. | 06-07-2012 |
20120143525 | Interpretation of Real Time Compaction Monitoring Data Into Tubular Deformation Parameters and 3D Geometry - A method, apparatus and computer-readable medium for determining a deformation strain distribution of a member corresponding to a selected deformation mode is disclosed. Strain measurements are obtained at a plurality of sensors, wherein each strain measurement is related to a strain at a location of the member. A component of the strain related to a selected deformation mode for the obtained strain measurements is determined and a principal strain component and a secondary strain component for each of the determined components of the strain is determined. The determined principal strain component and secondary strain component are mapped to a surface of the member to determine the deformation strain distribution. | 06-07-2012 |
20150114628 | Downhole Pressure/Thermal Perturbation Scanning Using High Resolution Distributed Temperature Sensing - A system, method and computer readable medium for determining a feature in a wellbore is disclosed. A distributed temperature sensing system is disposed along the wellbore. A thermal perturbation is induced along the wellbore. A profile is determined of temperature change in response to the applied thermal perturbation using the distributed temperature sensing system. The feature of the wellbore is determined using the measured temperature profile. | 04-30-2015 |
20150128692 | Real-Time Flow Injection Monitoring Using Distributed Bragg Grating - A system, method and computer-readable medium for monitoring a fluid injection at a downhole location in a wellbore is disclosed. A member is provided in the wellbore. The member includes a passage for flow of fluid and a fiber optic cable including a plurality of temperature sensitive sensors wrapped around the member. A selected temperature signal is imparted into the fluid flowing in the member. A temperature of the fluid exiting the member at the downhole location is measured using the plurality of temperature sensors. The measured temperature and the imparted temperature signal are compared to determine a flow parameter of the injected fluid. | 05-14-2015 |
Patent application number | Description | Published |
20140091802 | INTERGRATED ELECTRON SPIN RESONANCE SPECTROMETER - An integrated electron spin resonance (ESR) circuit chip includes a chip substrate, a transmitter circuit, and a receiver circuit. The transmitter circuit and receiver circuit are disposed on the chip substrate. The transmitter circuit includes an oscillator circuit configured to generate an oscillating output signal and a power amplifier (PA) circuit configured to generate an amplified oscillating output signal based on the oscillating output signal. The receiver circuit receives an ESR signal from an ESR probe. The receiver circuit includes a receiver amplifier circuit configured to generate an amplified ESR signal based on the received ESR signal, a mixer circuit configured to receive the amplified ESR signal and to down-convert the amplified ESR signal to a baseband signal, and a baseband amplifier circuit configured to generate an amplified baseband signal based on the baseband signal. | 04-03-2014 |
20140097842 | ELECTRON SPIN RESONANCE FOR MEDICAL IMAGING - A method includes generating, from an integrated oscillator circuit, an oscillating output signal and generating, by an integrated power amplifier (PA) circuit, an amplified oscillating output signal based on the oscillating output signal. The method further includes receiving, by integrated receiver amplifier circuit, an electron spin resonance (ESR) signal from biological samples that include a magnetic species and generating, by the integrated receiver amplifier circuit, an amplified ESR signal based on the received ESR signal. The method further includes receiving, by the integrated receiver amplifier circuit, an electron spin resonance (ESR) signal from magnetic nanoparticles that are loaded with drugs or attached to human cells. | 04-10-2014 |
Patent application number | Description | Published |
20090281776 | Enriched Multi-Point Flux Approximation - Methods and systems to reduce or eliminate numerical oscillations in solutions that occur when using conventional MPFA when modeling flow in a reservoir are provided. The technique may be referred to as enriched multi-point flux approximation (EMPFA) and may be used to improve the consistency and accuracy in constructing pressure interpolations in cells for the purpose of determining flux equations used in predicting flow in a reservoir. | 11-12-2009 |
20120158389 | Method and System For Rapid Model Evaluation Using Multilevel Surrogates - The present techniques disclose methods and systems for rapidly evaluating multiple models using multilevel surrogates (for example, in two or more levels). These surrogates form a hierarchy in which surrogate accuracy increases with its level. At the highest level, the surrogate becomes an accurate model, which may be referred to as a full-physics model (FPM). The higher level surrogates may be used to efficiently train the low level surrogates (more specifically, the lowest level surrogate in most applications), reducing the amount of computing resources used. The low level surrogates are then used to evaluate the entire parameter space for various purposes, such as history matching, evaluating the performance of a hydrocarbon reservoir, and the like. | 06-21-2012 |
20130080128 | Method and System For Stabilizing Formulation Methods - A method is presented for modeling reservoir properties. The method includes an auxiliary time-stepping procedure of the reservoir between an old time and a new time, and calculating a plurality of masses explicitly. A plurality of phase component densities is updated linearly from the plurality of masses. A plurality of saturation changes is calculated based on the plurality of masses. A plurality of phase flow rates is updated based on the plurality of saturation changes, a plurality of phase flow rates at the old time, and a plurality of saturation derivatives of the phase flow rates at the old time. A plurality of component flow rates may be calculated based on the updated plurality of phase component densities and the plurality of phase flow rates. The method also includes a formulation method based on the auxiliary time stepping procedure. | 03-28-2013 |
20130096898 | Methods and Systems For Machine - Learning Based Simulation of Flow - There is provided a method for modeling a hydrocarbon reservoir that includes generating a reservoir model that has a plurality of sub regions. A solution surrogate is obtained for a sub region by searching a database of existing solution surrogates to obtain an approximate solution surrogate based on a comparison of physical, geometrical, or numerical parameters of the sub region with physical, geometrical, or numerical parameters associated with the existing surrogate solutions in the database. If an approximate solution surrogate does not exist in the database, the sub region is simulated using a training simulation to obtain a set of training parameters comprising state variables and boundary conditions of the sub region. A machine learning algorithm is used to obtain a new solution surrogate based on the set of training parameters. The hydrocarbon reservoir can be simulated using the solution surrogate obtained for the at least one sub region. | 04-18-2013 |
20130096899 | Methods And Systems For Machine - Learning Based Simulation of Flow - There is provided a method for modeling a hydrocarbon reservoir that includes generating a reservoir model comprising a plurality of coarse grid cells. The method includes generating a fine grid model corresponding to one of the coarse grid cells and simulating the fine grid model using a training simulation to generate a set of training parameters comprising boundary conditions of the coarse grid cell. A machine learning algorithm may be used to generate, based on the set of training parameters, a coarse scale approximation of a phase permeability of the coarse grid cell. The hydrocarbon reservoir can be simulated using the coarse scale approximation of the effective phase permeability generated for the coarse grid cell. The method also includes generating a data representation of a physical hydrocarbon reservoir in a non-transitory, computer-readable, medium based at least in part on the results of the simulation. | 04-18-2013 |
20130096900 | Methods and Systems For Machine - Learning Based Simulation of Flow - There is provided a method for modeling a hydrocarbon reservoir that includes generating a reservoir model comprising a plurality of sub regions. At least one of the sub regions is simulated using a training simulation to obtain a set of training parameters comprising state variables and boundary conditions of the at least one sub region. A machine learning algorithm is used to approximate, based on the set of training parameters, an inverse operator of a matrix equation that provides a solution to fluid flow through a porous media. The hydrocarbon reservoir can be simulated using the inverse operator approximated for the at least one sub region. The method also includes generating a data representation of a physical hydrocarbon reservoir can be generated in a non-transitory, computer-readable, medium based, at least in part, on the results of the simulation. | 04-18-2013 |
20130118736 | Methods and Systems For Machine - Learning Based Simulation of Flow - There is provided a method for modeling a hydrocarbon reservoir that includes generating a reservoir model that has a plurality of coarse grid cells. A plurality of fine grid models is generated, wherein each fine grid model corresponds to one of the plurality of coarse grid cells that surround a flux interface. The method also includes simulating the plurality of fine grid models using a training simulation to obtain a set of training parameters, including a potential at each coarse grid cell surrounding the flux interface and a flux across the flux interface. A machine learning algorithm is used to generate a constitutive relationship that provides a solution to fluid flow through the flux interface. The method also includes simulating the hydrocarbon reservoir using the constitutive relationship and generating a data representation of a physical hydrocarbon reservoir in a non-transitory, computer-readable medium based on the results of the simulation. | 05-16-2013 |
20130166264 | METHOD AND SYSTEM FOR RESERVOIR MODELING - A method is presented for modeling reservoir properties. The method includes constructing a coarse computational mesh for the reservoir. The coarse computational mesh comprises a plurality of cells. The method further includes determining a plurality of flows for each of the plurality of cells based on Dirichlet boundary conditions. Additionally, the method includes determining a solution to a coarse pressure equation for the reservoir based on the plurality of flows. | 06-27-2013 |
20130231907 | Variable Discretization Method For Flow Simulation On Complex Geological Models - A variable discretization method for general multiphase flow simulation in a producing hydrocarbon reservoir. For subsurface regions for which a regular or Voronoi computational mesh is suitable, a finite difference/finite volume method (“FDM”) is used to discretize numerical solution of the differential equations governing fluid flow ( | 09-05-2013 |