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9044703 Unsteady-state gas permeation process  
There is provided a process for effecting permeation of at least an operative material component of an operative mixture from a higher pressure space, through a membrane, and into a lower pressure...
8986426 Method for operating an on-site medical gas production plant and associated plant  
The invention relates to a method for operating a plant (100) for on-site production of medical gas, such as air or oxygen, comprising a main gas line (10) comprising, in series, a first vessel...
8986427 Method and apparatus for monitoring and ensuring air quality in a building  
Apparatus for transforming the air exchange load of a higher air exchange rate space into the air exchange load of a lower air exchange rate space, including: a housing; an air inlet and at least...
8974574 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Unsteady-state gas permeation process
 
There is provided a process for effecting permeation of at least an operative material component of an operative mixture from a higher pressure space, through a membrane, and into a lower pressure...
8968646 Synergistic methods for odor control  
An odor control composition may be dosed to a wastewater treatment system to control hydrogen sulfide levels. The composition may include a sulfide-reducing agent and an oxidizer. Synergy between...
8943809 Control apparatus for internal combustion engine  
A control apparatus for an internal combustion engine detects an amount of particulate matter contained in an exhaust gas in an exhaust passage, according to an electrical property across...
8925497 Mitigating the effect of siloxanes on internal combustion engines using landfill gasses  
A waste gas combustion method that includes providing a combustible fuel source, in which the combustible fuel source is composed of at least methane and siloxane gas. A sodium source or magnesium...
8920537 Flying air purifier  
A flying air purifier includes a flying unit configured to fly within a space at a first elevation. The flying unit is also configured to fly within the space at a second elevation. The flying air...
8919104 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Control apparatus for internal combustion engine
 
A control apparatus for an internal combustion engine detects an amount of particulate matter contained in an exhaust gas in an exhaust passage, according to an electrical property across...
8900350 Separation membrane module and fuel vapor processing apparatus incorporating the same  
One aspect of the present teachings includes a separation membrane arranged in a hollow case. A particular component concentration chamber and a particular component dilution chamber are arranged...
8899011 Method and device for generating electricity and gypsum from waste gases containing hydrogen sulfide  
Methods of one or more embodiments include delivering hydrogen sulphide-containing exhaust gases to a current generation device where the gases are burnt, preferably with air being supplied. The...
8882885 System to remove dissolved gases selectively from liquids  
A system to purge dissolved gases selectively from liquids can include a first contactor having two first contactor inlets and two first contactor outlets. The first contactor can receive liquid...
8881510 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Control apparatus for internal combustion engine
 
A control apparatus for an internal combustion engine detects an amount of particulate matter contained in an exhaust gas in an exhaust passage, according to an electrical property across...
8864875 Regeneration of a particulate filter based on a particulate matter oxidation rate  
An exhaust gas treatment system for an internal combustion engine is provided comprising an exhaust gas conduit, a particulate filter (“PF”) device, a hydrocarbon source and an electronic control...
8828127 System and method for controlling regeneration of an air dryer  
A regeneration controller for an air dryer on a vehicle includes a location identifier that determines a current location, a regeneration profile identifier that selects a regeneration profile...
8814996 Methods and sensors for the detection of active carbon filters degradation with EMIS-ECIS PWAS  
Active carbon filters and systems that are operative to detect active carbon filter degradations are provided. The active carbon filter can include a carbon filter comprising activated carbon and...
8801832 Sour gas and acid natural gas separation membrane process by pre removal of dissolved elemental sulfur for plugging prevention  
Methods for removing sulfur from a gas stream prior to sending the gas stream to a gas separation membrane system are provided. Two schemes are available. When the sulfur content is high or flow...
8794237 Oxygen concentrator apparatus and method having flow restricted coupling of the canisters  
An oxygen concentrator may rely on a pressure swing adsorption process to produce an oxygen enriched gas stream from canisters filled with granules capable of separation of oxygen from an air...
8758480 Dynamic and continuous control for pressure swing adsorption  
A Pressure Swing Adsorption filtration that separates a first set of particles and a second set of particles to produce a purified gas output can be monitored in real-time. A sentinel component...
8741028 Carbon dioxide separating and recovering system and method of controlling the same  
In one embodiment, a carbon dioxide separating and recovering system includes an absorption tower to cause carbon dioxide to be absorbed in an absorbing solution, a regeneration tower to release...
8728199 Hydrogen separation membrane and method for separating hydrogen  
Provided is a novel hydrogen separation membrane formed of a Nb—W—Mo-based alloy. A method for separating hydrogen using the hydrogen separation membrane and hydrogen separation conditions are...
8663363 CO2 recovering apparatus and method  
A CO2 recovering apparatus includes: a CO2 absorber that brings flue gas containing CO2 into contact with CO2 absorbent to reduce the CO2 contained in the flue gas; a regenerator that reduces CO2...
8657919 System and method for separating high molecular weight gases from a combustion source  
High molecular weight (HMW) gases are separated from an exhaust gas of a combustion source using a blower and an interior vent within the exhaust stack. The interior vent includes a vent wall...
8657938 Air-supply system for breathing  
Disclosed is a system for supplying breathing air to a work space, which adopts a triple air-supply structure including a main air-supply unit for compressing, drying and filtering air supplied...
8652234 Method for separating high molecular weight gases from a combustion source  
High molecular weight (HMW) gases are separated from an exhaust gas of a combustion source using a blower and an interior vent within the exhaust stack. The interior vent includes a vent wall...
8631770 Mitigating the effect of siloxanes on internal combustion engines using landfill gasses  
A waste gas combustion method that includes providing a combustible fuel source, in which the combustible fuel source is composed of at least methane and siloxane gas. A sodium source or magnesium...
8603217 Recirculating filtration systems for material processing systems and associated methods of use and manufacture  
Embodiments of recirculating filtration and exhaust systems for material processing systems are disclosed herein. A material processing system configured in accordance with one embodiment includes...
8591633 Exhaust gas treatment system  
An exhaust gas treatment system treats a mixed gas containing at least hydrogen and monosilane discharged from a semiconductor fabrication equipment. The exhaust gas treatment system includes a...
8591625 Server rack front door with contamination filter and sensor  
An apparatus, system, and method for preventing server contamination. The system includes a server rack and a contamination filter secured to the server rack. The contamination filter may be...
8585799 Air pre-treatment device  
The present technology provides an air pre-treatment and monitoring device that includes an inlet port configured to receive an air flow and an outlet port configured to expel the air flow. The...
8535412 Oxygen concentration system and method  
The present system is an adsorption system for separating air into a concentrated gas component, which has an air supply, a compressor for receiving and compressing the air supply, providing a...
8496806 Dehydrator  
Provided is a dehydrator that requires no excessively large apparatus structure and achieves cost-saving while maintaining suction efficiency at a desired level by use of suction means. A...
8470070 Ash detection in diesel particulate filter  
Detecting ash in a diesel particulate filter includes receiving data indicative of signal attenuation for ash-responsive and ash-insensitive RF signals transmitted through a diesel particulate...
8454728 Method of recycling hydrogen  
A method is described for recycling hydrogen (H2) supplied to a chamber (10) in a gas stream comprising hydrogen and at least one other gas, such as silane. A gas comprising at least hydrogen is...
8454724 Flexible system to remove carbon dioxide from a feed natural gas  
A system and process for the removal of carbon dioxide (CO2) from a feed natural gas having variable flow rates and inlet CO2 levels.
8425670 Plant for separating oil from a gas mixture, and a method for separating oil from a gas mixture  
The invention refers to a plant and a method for separating oil in form of particles and/or mist from a fossil gas mixture for obtaining a separated gas. The plant comprises a centrifugal...
8414673 System for inlet air mass enhancement  
A system and apparatus for enhancement of inlet air mass for processes by progressive filtration and intermediate cooling.
8414681 System and method for controlling an air separation unit  
A system includes an air separation unit configured to separate air into an oxygen rich stream and a nitrogen rich stream and a purity control system configured to receive input indicative of a...
8409323 Control method and apparatus  
A method and apparatus for controlling the electrical power applied to an electrically driven oxygen separation device having one or more composite membrane elements to separate oxygen from an...
8409324 Sweep gas for membrane-based dehydration modules  
An air dehydration membrane module is provided with a sweep gas which is taken from the waste gas of a pressure swing adsorption (PSA) unit. No additional compressor is required, other than the...
8337585 Counter flow scrubber column and method for removing volatile organic compounds from a fluid stream  
A counter flow scrubber column and method for removing volatile organic compounds from a fluid stream using a packed column, a columns with trays and a biodiesel or a biomass and allowing a user...
8328903 Determining effluent concentration profiles and service lives of air purifying respirator cartridges  
A method for determining at least one of an effluent concentration profile, a breakthrough time and a filter cartridge recommendation includes receiving at least one input parameter, determining...
8303697 Air purification apparatus  
A method for purifying polluted air having particle phase pollutants and gaseous phase pollutants is provided. The method comprising: separately purifying and treating particle phase and gaseous...
8252087 Process and apparatus for treating a gas containing a contaminant  
Apparatus, process and article for treating a gas containing one or more of a chemical and/or biological contaminant. The process includes contacting the gas with an aggregate composition...
8241394 Supercritical fluid enrichment of isotopes  
A system and method for supercritical fluid enrichment of radioactive isotope/s are disclosed. The method involves pressurizing an outer chamber and an inner centrifugal chamber of a stage to...
8231716 Self-alarming air cleaner  
A self-alarming air cleaner is disclosed. The air cleaner includes an air filter element (1), a light emitting element (2) and a light sensor (3). The light emitting element (2) and the light...
8211208 Air purification apparatus  
A method for purifying polluted air having particle phase pollutants and gaseous phase pollutants is provided. The method comprising: separately purifying and treating particle phase and gaseous...
8192523 Device and method for separating and increasing the concentration of charged particles in a sampled aerosol  
A respirator leak detection system and method for increasing the sensitivity and accuracy of leak detection through the fit seal of a respirator. A charged particle separator is used to separate...
8177883 Container with controlled atmosphere  
A container having a plurality of walls, and at least one inlet and/or outlet, said container including an apparatus for controlling the composition of gases within the container, the apparatus...
8147587 Enhanced mercury capture from coal-fired power plants in the filtration baghouse using flue gas temperature as process control knob  
A system and associated method for improved mercury removal from a flow containing combustion exhaust. The system includes a filtration arrangement through which the flow proceeds to remove...

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