Minhas
Bhupender S. Minhas, Bridgewater, NJ US
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20080237129 | Regeneration of Sulfuric Acid - This invention relates to a process for recycling acid used to remove nitrogen contaminants from hydrocarbons using polymeric membranes to separate spent acid from the acid extraction of hydrocarbons into acid for recycle and acid for regeneration. | 10-02-2008 |
20100037773 | PROCESS FOR REMOVING POLAR COMPONENTS FROM A PROCESS STREAM TO PREVENT HEAT LOSS - A process and system for removing polar components from a process stream in a refinery process without cooling the process stream are disclosed. The process stream is fed to a first adsorber unit to remove contaminants containing sulfur from the process stream. The process stream is processed within the first adsorber unit to remove sulfur containing contaminants. The process stream is processed with the first adsorber unit at substantially the same elevated temperature. The process stream is processed within the first adsorber unit by exposing the process stream to at least one of a metal oxide and a mixed metal oxide to remove the sulfur containing contaminants from the process stream and produce a metal sulfide and a desulfurized process stream. The metal sulfide may be exposed to a stream of oxygen to regenerate the at least one of a metal oxide and a mixed metal oxide. The desulfurized process stream may be exposed to at least one of the regenerated metal oxide and regenerated mixed metal oxide to remove moisture from the desulfurized process stream. The desulfurized process stream is then fed through a second adsorber unit to remove contaminants containing nitrogen from the process stream. The process stream is processed within the second adsorber unit to remove nitrogen containing contaminants, where the process stream being processed at substantially the same elevated temperature. The process stream is processed within the second adsorber unit by exposing the process stream to at least one of a molecular sieve and zeolites to remove nitrogen containing contaminants from the process stream. | 02-18-2010 |
20100132359 | SYSTEM USING UNUTILIZED HEAT FOR COOLING AND/OR POWER GENERATION - A sorption system is disclosed that includes a sorbent material and a fluid, in which the sorbent material and fluid in combination have a pressure index of at least 1.2. | 06-03-2010 |
20110219770 | METHODS OF UTILIZING WASTE HEAT FOR CREATING A PRESSURIZED WORKING FLUID - A method of utilizing waste heat to create a pressurized working fluid is disclosed. The method includes providing a vessel containing a sorbent system, introducing a feed of waste heat to a heat exchanger external to the vessel to heat a feed of working fluid, introducing the heated working fluid from the heat exchanger to the vessel to obtain pressurized working fluid, and directing the pressurized working fluid from the vessel to a work component. The method is particularly suited to make use of waste heat an industrial process, (e.g., a chemical processing or petrochemical refining operation) in which low grade heat source(s) are used to drive the sorption system. | 09-15-2011 |
20110219802 | SORPTION SYSTEMS HAVING IMPROVED CYCLE TIMES - The present invention relates to process modifications and apparatus designs that are conducive towards minimizing temperature swings (ΔT) useful to yield operating pressures that provide work and/or refrigeration (e.g., electricity and/or refrigeration) in sorption systems. Such process modifications and designs are particularly suited to make use of waste heat an industrial process, (e.g., a chemical processing or petrochemical refining operation) in which low grade heat source(s) are used to drive the sorption system. | 09-15-2011 |
20110232305 | SYSTEMS AND METHODS FOR GENERATING POWER AND CHILLING USING UNUTILIZED HEAT - The present application provides a sorption system for generating power and chilling that includes at least one absorber to absorb a working fluid in a liquid sorbent, a pump in fluid communication with the absorber to yield a feed of pressurized liquid sorbent and absorbed working fluid, a heat source to heat the feed of pressurized liquid sorbent and absorbed working fluid to yield a feed of working fluid at a supercritical state, a generator in fluid communication with the feed of working fluid at a supercritical state to yield power and a feed of working fluid in an at least partially condensed state, and an evaporator in fluid communication with the feed of working fluid in the at least partially condensed state to yield chilling and uncondensed working fluid. Additional systems and method for the generating power and chilling are provided. | 09-29-2011 |
20110232493 | METHOD OF PROTECTING A SOLID ADSORBENT AND A PROTECTED SOLID ADSORBENT - The present application provides a protected solid adsorbent that includes a solid adsorbent substrate and a surface layer at least partially coating the solid adsorbent substrate, the surface layer being generally permeable to an active agent. Additionally, a process for protecting a solid adsorbent and an adsorption system that includes a vessel containing the protected solid adsorbent is provided. | 09-29-2011 |
20110239692 | UTILIZATION OF WASTE HEAT USING FIBER SORBENT SYSTEM AND METHOD OF USING SAME - The disclosed subject matter relates to process modifications and apparatus designs that are conducive towards minimizing temperature swings (ΔT) useful to yield operating pressures that provide work and/or refrigeration (e.g., electricity and/or refrigeration) in sorption systems. Such process modifications and designs are particularly suited to make use of waste heat in industrial process, (e.g., a chemical processing or petrochemical refining operation) in which low grade heat source(s) are used to drive the sorption system. | 10-06-2011 |
20120063981 | METHOD AND APPARATUS FOR REMOVING CONTAMINANT FROM FLUID - Methods, apparatus, and systems for removing contaminant in a fluid (e.g., chemical and petrochemical gas streams) using nanostructures of a sorbent material coated on plates such as a silicon wafer. A plurality of such coated plates can be assembled to form a sorption structure having channels between the plates. When a fluid containing the contaminant is directed through the channels, the contaminant is adsorbed by the nanostructures of the sorbent material. | 03-15-2012 |
20120118004 | ADSORPTION CHILLING FOR COMPRESSING AND TRANSPORTING GASES - A gas transport system including a conduit (e.g., a pipeline) containing a feed of a gas at a first temperature and first pressure, a source of a refrigerant from an adsorption system in thermal communication with the conduit to cool the feed of gas to a reduced temperature, and at least one compressor to receive the cooled feed of gas and increase the amount of cooled feed of gas to a second pressure, in which the second pressure is greater than the first pressure. | 05-17-2012 |
20120118009 | RECOVERY OF GREENHOUSE GAS AND PRESSURIZATION FOR TRANSPORT - A system for isolating a greenhouse gas from an exhaust gas includes a vessel having an inlet to receive an exhaust gas, and an outlet to discharge a process stream, an adsorbent contained in the vessel to selectively adsorb the greenhouse gas from the exhaust gas under suitable conditions, and a heat source to heat the adsorbent and desorb the adsorbed greenhouse gas therefrom to produce a process stream of greenhouse gas for release through the outlet. | 05-17-2012 |
20120315197 | SYSTEM FOR REMOVING POLAR COMPONENTS FROM A PROCESS STREAM TO PREVENT HEAT LOSS - A system for removing polar components from a process stream in a refinery process without cooling the stream is disclosed. The stream is fed to a first adsorber unit to remove contaminants containing sulfur from the stream at substantially the same elevated temperature. The stream is processed within the first adsorber unit by exposing the stream to at least one of a metal oxide and a mixed metal oxide to remove the sulfur containing contaminants and produce a metal sulfide and a desulfurized stream. The desulfurized stream is then fed through a second adsorber unit to remove contaminants containing nitrogen from the stream at substantially the same elevated temperature. The stream is processed within the second adsorber unit by exposing the stream to at least one of a molecular sieve and zeolites to remove nitrogen containing contaminants from the stream. | 12-13-2012 |
20130025272 | SYSTEM USING UNUTILIZED HEAT FOR COOLING AND/OR POWER GENERATION - A process for generating refrigeration, electricity or work utilizing a sorption system is disclosed. The sorption system includes a sorbent material and a fluid, in which the sorbent material and fluid in combination have a pressure index of at least 1.2. | 01-31-2013 |
20130288883 | METHOD OF PROTECTING A SOLID ADSORBENT AND A PROTECTED SOLID ADSORBENT - A protected solid adsorbent is disclosed that includes a solid adsorbent substrate and a surface layer at least partially coating the solid adsorbent substrate, the surface layer being generally permeable to an active agent. Additionally, a process for protecting a solid adsorbent and an adsorption system that includes a vessel containing the protected solid adsorbent is provided. | 10-31-2013 |
20140037382 | RECOVERY OF GREENHOUSE GAS AND PRESSURIZATION FOR TRANSPORT - A system for isolating a greenhouse gas from an exhaust gas includes a vessel having an inlet to receive an exhaust gas, and an outlet to discharge a process stream, an adsorbent contained in the vessel to selectively adsorb the greenhouse gas from the exhaust gas under suitable conditions, and a heat source to heat the adsorbent and desorb the adsorbed greenhouse gas therefrom to produce a process stream of greenhouse gas for release through the outlet. | 02-06-2014 |
20150059368 | UTILIZATION OF WASTE HEAT USING FIBER SORBENT SYSTEM - A method for creating work by adsorption end desorption of a working fluid on an fiber sorption system which has a plurality of tubular hollow fibers within a vessel which is connected to a work device. Each fiber is in the form of a tubular, elongated body composed of a sorbent material capable of adsorbing a working fluid such as carbon dioxide. The fibers have an inner surface adjacent the hollow interior and an outer surface, one of which has a coating layer which is impermeable to both a working fluid and thermal fluid. The system is operated by passing a thermal cooling fluid in contact with the fibers to cool the fibers and passing the working fluid over the fibers in contact with the surface of the cooled fibers which does not have the coating layer so that the working fluid is adsorbed on the fibers, the adsorbed working fluid is then desorbed from the fibers by passing a thermal heating fluid in contact with the fibers to heat the fibers; the pressurized, desorbed working fluid is then passed to a work device connected to the vessel. | 03-05-2015 |
20160102254 | ELECTROSTATIC FILTRATION OF FINE SOLIDS FROM BITUMEN - Methods are provided for removing fine particles from crude oils extracted from mined oil sands using a non-aqueous extraction solvent. A bitumen derived from non-aqueous extraction of oil from oil sands can undergo optional physical separation to remove larger particles and then processed using electrostatic filtration to remove particle fines. This can allow for production of a bitumen product from a non-aqueous extraction process that has a sufficiently low particle content to be suitable for pipeline transport. | 04-14-2016 |
Bhupinder S. Minhas, Brentwood, CA US
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20090275939 | Ablation probe with stabilizing member - A surgical ablation probe assembly particularly suitable for ablating tissue on a surface of a patient's heart having an ablation member and a stabilizing member for guiding the probe assembly to an intracorporeal location such as a surface of the patient's heart. The elongated ablation member generally has at least one ablation electrode on a distal shaft section. The stabilizing member has a vacuum lumen which applies a vacuum to the inner chamber of the stabilizing member to aspirate fluid from within the chamber or about the stabilizing member and can aid in holding the stabilizing member to an intracorporeal surface such as the epicardial or endocardial surface of the patient's heart. The probe assembly may also have a removable stylet to help retain the shape of the distal portion. The assembly is suitable for treating a patient for atrial arrhythmia, by forming linear or curvilinear lesions and preferably a continuous lesion on the surface of the patient's heart. | 11-05-2009 |
Biren Minhas, Little Stoke GB
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20130265060 | On-Chip Test Technique for Low Drop-Out Regulators - A circuit and method is described for automatically testing multiple LDO regulator circuits on an integrated circuit chip independent of an ATE. Each LDO regulator is tested for voltage at a specified current output capability, wherein the output driver transistor is formed by at least two pass transistors, which are each tested for voltage output at a particular current capability. The test results are delivered back to the ATE and for a failed test, the gate voltage of the pass device can be observed through an analog multiplexer to enable debug. | 10-10-2013 |
Biren Minhas, Bristol GB
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20110204861 | DC-DC converter efficiency improvement and area reduction using a novel switching technique - Systems and methods to achieve a switched DC-to-DC converter having an improved efficiency have been disclosed. A control logic allows continuous switching to bring the DC-to-DC converter to a final output value during a startup phase, it allows skipping of clock switching pulses if they are not needed and allows burst mode of switching pulses dependent on a load applied to the output voltage of the DC-to-DC converter. No digital or analog regulator is required for the control logic. | 08-25-2011 |
20150377981 | Novel On-Chip Test Technique for Low Drop-Out Regulators - A circuit and method is described for automatically testing multiple LDO regulator circuits on an integrated circuit chip independent of an ATE. Each LDO regulator is tested for voltage at a specified current output capability, wherein the output driver transistor is formed by at least two pass transistors, which are each tested for voltage output at a particular current capability. The test results are delivered back to the ATE and for a failed test, the gate voltage of the pass device can be observed through an analog multiplexer to enable debug. | 12-31-2015 |
Gurpreet Singh Minhas, Mumbai IN
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20130072573 | PROCESS FOR PREPARING EXTRA PURE 2, 6-DIISOPROPYL PHENOL - Disclosed herein is a process for the preparation of highly pure 2,6-diisopropyl phenol (Formula I), which comprises reacting p-hydroxy benzoic acid (Formula II) with an alkylating agent in presence of aq. mineral acid followed by basilication and subsequent washings to yield 4-hydroxy-3,5-diisopropylbenzoic acid (Formula III) free of dimer impurity, 4, 4′-oxy-dibenzoic acid of Formula IV, ether impurity 3,5-di(propan-2-yl)-4-(propan-2-yloxy)benzoic acid of Formula V and the monoalkylated impurity 4-hydroxy-3-(propan-2-yl) benzoic acid of Formula VI; and decarboxylating 4-hydroxy-3,5-diisopropylbenzoic acid (Formula III) in presence of high boiling solvent and sodium hydroxide as a catalyst at high temperature to yield 2,6-diisopropyl phenol substantially free of ether impurity 1,3-di(propan-2-yl)-2-(propan-2-yloxy)benzene of Formula VII and monoalkylated phenol impurity 2-(propan-2-yl) phenol of Formula VIII. Propofol prepared by the process of the present invention is suitable for pharmaceutical use. | 03-21-2013 |
Harpreet Singh Minhas, Mumbai IN
Patent application number | Description | Published |
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20130072573 | PROCESS FOR PREPARING EXTRA PURE 2, 6-DIISOPROPYL PHENOL - Disclosed herein is a process for the preparation of highly pure 2,6-diisopropyl phenol (Formula I), which comprises reacting p-hydroxy benzoic acid (Formula II) with an alkylating agent in presence of aq. mineral acid followed by basilication and subsequent washings to yield 4-hydroxy-3,5-diisopropylbenzoic acid (Formula III) free of dimer impurity, 4, 4′-oxy-dibenzoic acid of Formula IV, ether impurity 3,5-di(propan-2-yl)-4-(propan-2-yloxy)benzoic acid of Formula V and the monoalkylated impurity 4-hydroxy-3-(propan-2-yl) benzoic acid of Formula VI; and decarboxylating 4-hydroxy-3,5-diisopropylbenzoic acid (Formula III) in presence of high boiling solvent and sodium hydroxide as a catalyst at high temperature to yield 2,6-diisopropyl phenol substantially free of ether impurity 1,3-di(propan-2-yl)-2-(propan-2-yloxy)benzene of Formula VII and monoalkylated phenol impurity 2-(propan-2-yl) phenol of Formula VIII. Propofol prepared by the process of the present invention is suitable for pharmaceutical use. | 03-21-2013 |
Mal Minhas, Berkshire GB
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20100211604 | Facilitating Arrangement in a Communication System - A method for determining the availability of at least one target user for a specific type of communication is described. The method comprises: retrieving contact information of at least one target user from a memory of a requesting user terminal; sending a request for communication status information of the at least one target user to a status network element, the status network element being arranged to provide the communication status information regarding the availability of the target user for the specific type of communication, wherein the request comprises at least a portion of the contact information of the at least one target user and identifies the specific type of communication; receiving, as a response to the request, a response message from the status network element, wherein the response message comprises the communication status information of the at least one target user; and modifying at least a portion of stored contact information when the received status information indicates that the target user is available for communication via the specific communication type, such that the modified contact information indicates on the requesting user terminal the current availability of the at least one user for communication via the specific communication type. | 08-19-2010 |
20160044168 | Facilitating Arrangement in a Communication System - A method for determining the availability of at least one target user for a specific type of communication is described. The method comprises: retrieving contact information of at least one target user from a memory of a requesting user terminal; sending a request for communication status information of the at least one target user to a status network element, the status network element being arranged to provide the communication status information regarding the availability of the target user for the specific type of communication, wherein the request comprises at least a portion of the contact information of the at least one target user and identifies the specific type of communication; receiving, as a response to the request, a response message from the status network element, wherein the response message comprises the communication status information of the at least one target user; and modifying at least a portion of stored contact information when the received status information indicates that the target user is available for communication via the specific communication type, such that the modified contact information indicates on the requesting user terminal the current availability of the at least one user for communication via the specific communication type. | 02-11-2016 |
Manhoman Singh Minhas, Christchurch BB
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20140212542 | Method For Producing Gluten-Free Vodka From Gluten Sources - A method of producing gluten-free vodka from a gluten grain source comprising the steps of: fermenting a wort produced from a gluten grain source to obtain a fermentate; cooling the fermentate; filtering the cooled fermentate through nano filtration and reverse osmosis filtration to obtain a purified fermentate; and then distilling said purified fermentate to obtain vodka 100% free of gluten. | 07-31-2014 |
Mughees Minhas, Palo Alto, CA US
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20150324432 | IDENTIFYING HIGH RISK DATABASE STATEMENTS IN CHANGING DATABASE ENVIRONMENTS - High-risk database statements are identified. A DBMS performs a series of experiments by generating sets of statistics describing data over which particular database statements run. The DBMS submits each of these sets of statistics to a query optimizer, which returns information for an execution plan that the optimizer would use to implement the statements given the submitted set of data statistics. If the DBMS determines that the optimizer changes the established execution plan for the database statements for any of the submitted sets of statistics, the DBMS performs one or more actions to mitigate the risk of changing execution plans, such as automatically tuning the database statements or the entire workload, and/or sending information about the database statements to a database administrator. Techniques are also described for calculating diagnostic values based on the results of such experiments, which quantify the sensitivity of the execution plans to changes in data statistics. | 11-12-2015 |
20160004621 | PROACTIVE IMPACT MEASUREMENT OF DATABASE CHANGES ON PRODUCTION SYSTEMS - Database change test system that includes an SQL performance analyzer (SPA) to efficiently test execute workload set of queries on a production or test database management system (DBMS) and report to a user the impact of database changes, is provided. Techniques are described that limit the resource consumption of test execution of workload set of queries, especially to enable such test execution on a production DBMS. A method and apparatus for storing in persistent storage query test profile that specifies query test restrictions and execution plan parameters, which indicate how to generate execution plan operators for query execution plans; storing a workload set of queries in persistent storage; establishing a session with a database management systems; retrieving the query test profile; configuring the session according to the test profile; receiving user input requesting to execute the workload set; and executing the queries according to the query test profile, is also provided. | 01-07-2016 |
Rajinderjeet Singh Minhas, Mountain View, CA US
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20160091393 | Computer-Implemented Method And System For Machine Tool Damage Assessment, Prediction, And Planning In Manufacturing Shop Floor - A self-aware machine platform is implemented through analyzing operational data of machining tools to achieve machine tool damage assessment, prediction and planning in manufacturing shop floor. Machining processes are first identified by matching similar processes through an ICP algorithm. Machining processes are further clustered by Hotelling's T-squared statistics. Degradation of the machining tool is detected through a trend of the operational data within a cluster of machining processes by a monotonicity test, and the remaining useful life of the machining tool is predicted through a particle filter by extrapolating the trend under a first-order Markov process. In addition, process anomalies across machines are detected through a combination of outlier detection methods including SOMs, multivariate regression, and robust Mahalanobis distance. Warnings and recommendations are flexibly provided to manufacturing shop floor based on policy choice. | 03-31-2016 |
Sandip S. Minhas, San Diego, CA US
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20100323616 | DEVICES FOR CONVEYING WIRELESS POWER AND METHODS OF OPERATION THEREOF - Exemplary embodiments are directed to wireless power. A method may comprise receiving wireless power with a receiver and charging an accumulator with energy from the received wireless power. The method may further include conveying energy from the accumulator to an energy storage device upon a charging level of the accumulator reaching a threshold level. | 12-23-2010 |
20110115432 | POWER MANAGEMENT FOR ELECTRONIC DEVICES - Exemplary embodiments are directed to wireless power management. A method may include detecting one or more wireless chargers for charging an energy storage device of one or more monitored energy storage devices if the energy storage device drops below a threshold value. Moreover, the method may include selecting a charging scheme for an electronic device associated with the energy storage device. | 05-19-2011 |
20110119135 | CONDITION-BASED WIRELESS POWER - Exemplary embodiments are directed to methods and devices for transferring or receiving wireless power. A method may include receiving acceptance of at least one wireless power access entity required condition. The method may further include transferring wireless power to at least one electronic device based on the acceptance of the at least one wireless power access entity required condition. | 05-19-2011 |
20110119144 | AUTHORIZED BASED RECEIPT OF WIRELESS POWER - Exemplary embodiments are directed to methods and devices for fee-based wireless power. A method may include subscribing to a wireless power plan and receiving wireless power at one or more electronic devices according to a wireless power subscription. | 05-19-2011 |
Shariq Minhas, San Mateo, CA US
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20160035019 | Electronic Marketplace Platform for Expiring Inventory - It is desirable to provide an e-commerce marketplace platform that can create a more responsive and more engaging user experience. Accordingly, the present disclosure introduces a technique to provide an e-commerce marketplace platform that can create a more responsive and more engaging user experience. In some embodiments, the marketplace platform can provide a real-time bidding service for the customers to purchase merchandise, which can be particularly advantageous when applied to the sales of expiring or perishable goods or services. | 02-04-2016 |
Tony Minhas, Kent GB
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20120164085 | Flavour Compositions - A flavor composition which includes as, at least 8% of its total weight, (a) at least 0.5% by weight of a peppermint oil containing 1-isopropylidene-4-methyl-2-cyclohexanone in an amount from 1% to 4% by weight, 5-methyl-2-(1-methylethyl)-1-cyclohexanone in an amount from 8% to 13% by weight and less than 0.5% by weight of eucalyptol; and a spearmint oil containing less than 70% by weight of carvone and at least 14% by weight of limonene; or mixtures thereof; and (b) at least 0.5% by weight of two or more of the following: decanol, octanal, allyl hexanoate, anethole, anised rectified, basil oil, benzyl butyrate, camomile oil, cinnamic aldehyde, cis-3-hexenyl acetate, citral natural, citronella ceylon, ethyl heptanoate, eugenol, fennel sweet, geranyl acetate, ionone alpha, lime, orange flavour, para cresyl methyl ether and pinene alpha. The compositions are useful in reducing oral malodors. | 06-28-2012 |