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Match Document Document Title
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...
8409520 Ozone concentrator  
Provided is an ozone concentrator including an ozone generator (3), adsorption/desorption columns (4) in which silica gel (6) cooled with a certain-temperature refrigerant (25) for concentrating...
8308845 System and method for processing high purity materials  
Systems and methods for processing high purity materials are disclosed. A unit operation processes a material stream, an operational parameter of the unit operation is monitored, and a standby...
8257470 System of treating odor and hazardous gas with rotary regenerative heat exchanger and its apparatus  
Disclosed is a harmful material treatment system for recovering the energy and removing the harmful material in the process of treating the gas containing the harmful material generated in the...
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...
8226744 Repressurization of a VSA treating a gas mixture comprising a fuel  
A method for purifying or separating a gas mixture comprising at least one fuel, using a unit having at least one adsorber subjected to a pressure cycle comprising at least one step of placing...
8142544 Adsorbent bed pressure balancing for a gas concentrator  
A system and a method are described for monitoring pressure imbalances in the adsorbent beds of a portable gas concentrator. Using the programmability features found in modern portable...
7857894 Adsorbent bed pressure balancing for a gas concentrator  
A system and a method are described for monitoring pressure imbalances in the adsorbent beds of a portable gas concentrator. Using the programmability features found in modern portable...
7799115 System and method for processing high purity materials  
Systems and methods for processing high purity materials are disclosed. A unit operation processes a material stream, an operational parameter of the unit operation is monitored, and a standby...
7789937 System and method for recovering ice-clad machinery and equipment  
Ice-clad machinery and equipment in very cold environments are made more easily recoverable by enclosing the machinery and equipment in an environmentally contained area and introducing desiccant...
7707827 Exhaust gas purifying apparatus for internal combustion engine  
An exhaust gas purifying apparatus for a diesel engine has a filter provided in an exhaust pipe of the engine for trapping diesel particulates contained in exhaust gas. The filter is re-generated...
7468091 Method for dehumidifying air and air dehumidifier for oil-insulated transformers, reactance coils and step switches  
The invention relates to a method for dehumidifying air and to an air dehumidifier. To this end, a filter element is provided that is filled with granular material that can be regenerated by...
7449046 Method and arrangement for purifying gases fed to a fuel cell by removing operational unfavorable constituents  
A method and an arrangement are provided for purifying gases which are fed to a fuel cell for operation. A filter system, which is designed to separate out particulates and polluting gases, is...
7387650 Fuel cell power generation system and method for operating the same  
A fuel cell power generation system, equipped with a fuel reforming device and a fuel cell body, includes valves, pipelines, a condenser, and a pump for feeding a burner exhaust gas (raw gas)...
7258723 Particulate filter assembly and associated method  
A particulate filter assembly includes an electrode assembly, a particulate filter positioned in an electrode gap defined between two electrodes of the electrode assembly, a power supply...
7179320 Air recharge system dryer and methods therefor  
A method to desorb water from a desiccant of an air recharge system comprises the steps of a) filling a purge reservoir using an air compressor and a desiccant dryer to produce discharge air, b)...
7115152 Four bed regenerable filter system  
A regenerable filter system includes a flow path along which a stream of fluid flows between an inlet and an outlet. A first filtering unit is located in the flow path. The first filter unit...
7108736 Method of installing a molecular sieve bed gas-enriching system  
A method of installing a molecular sieve bed gas enrichment system in a vehicle such as an aircraft. A system controller, a product gas distribution conduit, a high pressure gas supply conduit...
7101414 Rotary bed sorption system including at least one recycled isolation loop, and methods of designing and operating such a system  
A method of reducing the sorbate concentration of a process fluid stream using a sorption bed system includes the following steps. A mass of a sorbent material is rotated so that, in a cycle of...
7097689 Process and system for purifying gases  
A process and system for purifying an impure gas to produce a purified gas in a gas purification system and protecting the system from damage by a) passing a portion of a first gas stream into a...
7001445 Ambient air pollution trap  
The invention relates to a method and an apparatus for cleaning ambient air of a vehicular adsorption unit (8). The vehicle includes a combustion engine (1) and a passenger ventilation system (5,...
6733568 Method of controlling a plant for processing a gas by adsorption and corresponding processing plant  
A method of controlling a plant for processing a gas by adsorption, with N adsorbers R1 to R0 and variable N phase times. The method utilizes a mobile parameter for identifying the operating state...
6712876 Oxygen concentrator system with altitude compensation  
An oxygen concentrator system with altitude compensation includes at least one oxygen concentrator sub-system and a plenum subsystem. The at least one oxygen concentrator sub-system produces...
6695893 Continuous flow dryer reservoir module dryer system  
A continuous flow dryer system for compressed air includes first and second air dryers for receiving and alternately drying compressed air from a source. The dried air from the first dryer is...
6547851 Miniaturized wearable oxygen concentrator  
A component gas concentrator includes an air compressor, an air-tight first container containing a molecular sieve bed, the first container in fluid communication with the compressor through a...
6478849 Vapor recovery system for fuel storage tank  
A vapor recovery system for a fuel storage tank. The system includes a pair of VOC adsorbent canisters that alternately recover VOC vapors from the fuel tank ullage or are regenerated....
6454834 Regenerable air cleaning device  
A regenerable air cleaning device is disclosed which comprises a filter holder supporting a regenerable filter that includes activated carbon fibers (ACF) and a control system that is adapted to...
6402809 Management of an air purification system with thermal regeneration  
A process and a system for purifying gas, such as air, before cryogenic distillation, in which at least one energy parameter, chosen from the flow rate of the regeneration gas entering and/or...
6077330 Air drying device for a pneumatic system  
Device and method for the regeneration of a drying agent in compressed air system. The wetting degree of the drying agent is estimated and recorded by a control unit. The control unit ensures that...
6063169 Control means for molecular sieve on-board oxygen generator  
A control device for molecular sieve on-board oxygen generating systems measures both temperature and pressure of the inlet air of an oxygen generating system. An electronic control unit applies...
5989313 Method for operation of an air prepurifier which takes into account inlet air conditions  
A pressure swing adsorber (PSA) air prepurifier includes at least a first adsorber and a second adsorber and a controller for controlling air feed to the first adsorber and the second adsorber....
5935297 Method for operating an alternating pressure apparatus for producing oxygen from the air  
An alternating pressure apparatus for obtaining oxygen from the air has two adsorbers to which an air blower for adsorption air and a vacuum pump stand for desorption are connected. The vacuum...
5928407 Alternating pressure apparatus for obtaining oxygen from the air and method for the operation thereof  
An alternating pressure apparatus for obtaining oxygen from the air has two adsorbers to which an air blower for adsorption air and a vacuum pump stand for desorption are connected. The vacuum...
5917135 Gas concentration sensor and control for oxygen concentrator utilizing gas concentration sensor  
An acoustic oxygen sensor is provided which can be used in the output lines leading from the sieve beds. This sensor can be used in communication with a microprocessor to control the production...
5906672 Closed-loop feedback control for oxygen concentrator  
An oxygen concentrator is provided which has a first molecular sieve bed connected to a four-way valve (i.e., a cross-over valve) which either joins the sieve bed to a pressurized air source...
5766310 Single stage secondary high purity oxygen concentrator  
A single stage secondary oxygen concentrator for receiving a gas mixture from a first stage oxygen concentrator and a method of use therefor is disclosed. The concentrator includes a first carbon...
5755854 Tank ullage pressure control  
The invention relates to an apparatus and method for controlling the pressure in a fuel tank ullage. The apparatus includes a vapor pump which withdraws vapors from the tank ullage responsive to a...
5730783 Ozone concentrating process  
A process for concentrating ozone, which includes switching a plurality of adsorption columns each packed with an adsorbent capable of preferentially adsorbing ozone thereon sequentially to an...
5676735 Reclaiming system for gas recovery from decommissioned gas storage and dispensing vessels and recycle of recovered gas  
A system for recovery of adsorbed gas remaining in a used storage and dispensing vessel containing sorbent material having residual sorbate gas thereon, when the vessel is taken out of service, in...
5562757 Device for recovering the vapors leaving a motor vehicle gasoline tank  
Fuel vapors leaving the fuel tank of a motor vehicle are recovered with a filter cartridge inserted between the tank and the intake manifold of the engine. An atmospheric connection duct of the...
5458673 Exhaust gas particulate purifying process for internal combustion engine  
For regenerating an exhaust gas particulate collecting filter, there is provided an exhaust gas particulate purifying process in which damage to the filter caused by a thermal action can be...
5429663 Removal in aircraft of components from fluid mixtures  
The removal of components from fluid mixtures in aircraft utilizes an adsorbent bed which is regenerated by passing dry ambient air through the adsorbent bed when the aircraft reaches a height at...
5389125 Automated system for recovery of VOC's from process air  
A system and method for removing volatile organic compounds (VOC's) from a circulating airstream utilizes first and second adsorption beds and first and second adsorption paths alternately...
5378266 Air dryer system  
A compressed air system includes an air drying subsystem which can be configured either in an intermittent mode, in which a separate purge volume intermittently purges the desiccant used by the...
5340381 Operating system for dual-sieve oxygen concentrators  
An operating system for dual-sieve oxygen concentrators, as used by invalids, provides a method and apparatus for controlling the purging and release of product gas and the cycling period in...
5294246 Emission suppression system for stored volatile organic compounds  
A method of controlling the emission of volatile organic compound vapors from storage vessels via pressure swing absorption utilizing a single adsorber vessel is disclosed.
5154737 System for eliminating air leakage and high purity oxygen of a PSA oxygen concentrator  
A first compressor (10) supplies air under pressure to a first stage pressure swing adsorption system (D) which separates oxygen and argon from atmospheric air. A second stage pressure swing...
4331455 Method of producing oxygen rich gas utilizing an oxygen concentrator having good start-up characteristics  
A method of producing oxygen rich gas utilizing an oxygen concentrator having a plurality of parallel-connected moisture/nitrogen removing units alternately operated to produce an oxygen-rich gas...
4106916 Automatic control of an absorption/stripping process  
The flow rate of the absorption medium entering an absorption column and the flow rate of steam into a reboiler associated with a stripping column are controlled in response to the flow rate of a...
3867111 Vapor recovery system  
A system is disclosed for preventing gasoline vapors contained in air vented from gasoline storage tanks from entering the atmosphere, which includes a conduit to pass gasoline vapor-laden air to...

Matches 1 - 50 out of 54 1 2 >