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7628965 |
Advanced carbon dioxide fuel tank inerting system with desulfurization
A gas generating system comprises a catalytic reactor in fluid communication with a sulfur separator. The catalytic reactor oxidizes a fuel to provide a supply of carbon dioxide. The sulfur...
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7618477 |
Plane structure formed from a matrix and phase change material usable for treating gases
The invention relates to an installation for separating or purifying gases comprising at least one gas treatment vessel, characterized in that the vessel comprises at least one plane structure...
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7604682 |
Apparatus and process for the purification of air
A gas purification unit includes a gas purification vessel ( 12 ) and at least one of inlet conduit means ( 18, 20, 34 ) for connecting a feed gas source ( 16 ) to the gas purification vessel and...
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7601189 |
Filtration method and a filter device for removing impurities from the air of a limited space and an apparatus for removing carbon dioxide from the air of an air-raid shelter
A filtering method and a filter device ( 10 ) for removing impurities from the breathing air ( 24 ) in a room, an air raid shelter or a vehicle. According to the filtering method, the air to be...
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7591880 |
Fuel cell anode exhaust fuel recovery by adsorption
A method of operating a fuel cell system includes providing a fuel inlet stream into a fuel cell stack, operating the fuel cell stack to generate electricity and a hydrogen containing fuel exhaust...
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7591879 |
Integration of rapid cycle pressure swing adsorption with refinery process units (hydroprocessing, hydrocracking, etc.)
The present invention is a method for operating a rapid cycling pressure swing adsorption (RCPSA) having a cycle time, T, to separate a feed gas into a non-adsorbed gas and tail gas. The method...
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7585351 |
Systems and methods of monitoring and controlling the performance of a gas fractionalization apparatus
A gas fractionalization apparatus and methods for providing oxygen rich air to patients are disclosed. The apparatus comprises a variable output compressor, a PSA unit, a control system, and one or...
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7575624 |
Molecular sieve and membrane system to purify natural gas
The invention comprises a process of removing carbon dioxide from a natural gas feed stream comprising sending a natural gas feed stream comprising methane and carbon dioxide through an adsorbent...
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7550036 |
Gas concentrator
The present invention relates to a gas concentrator, which produces concentrated gas by applying a pressure difference to adsorbent having selective adsorption property to specific gas from mixed...
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7550031 |
Cylinder filling oxygen concentrator
An energy efficient oxygen concentrator for filling high pressure portable cylinders with medical oxygen for use by ambulatory patients. Two compressors provide two pressurized air sources, one for...
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7527670 |
Method and apparatus for gas purification
This invention comprises an adsorption process for the removal of at least N 2 O from a feed gas stream that also contains nitrogen and possibly CO 2 and water. In the process the feed stream is...
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7500490 |
Rotary valve with internal leak control system
Rotary valve comprising (a) a rotor having a rotor face rotatable about an axis perpendicular to the rotor face, a plurality of openings, and at least one passage connecting at least one pair of...
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7494533 |
Systems for purifying gases having organic impurities using granulated porous glass
Methods and apparatus for purifying gases having organic impurities, including the use of granulated porous glass. A system for purifying an impure gas includes a source of an impure gas, a...
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7479176 |
Sequential adsorption desiccant dryer system
A method and an apparatus for controlling airflow in a desiccant drying system having a plurality of desiccant beds, in which each desiccant bed is located in a chamber, and multi-position valves...
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7473299 |
Weight-optimized portable oxygen concentrator
System for producing an oxygen-rich gas comprising (a) a primary gas mover including a first and a second compressor, wherein the primary gas mover is characterized by a weight W p ; (b) a drive...
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7452406 |
Device and method for removing water and carbon dioxide from a gas mixture using pressure swing adsorption
A pressure swing adsorption (PSA) dryer for separating water and carbon dioxide from a gas stream includes two compound adsorbent columns [ 32, 42 ]. Each column comprises a primary adsorption...
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7449054 |
Air purification system with regenerative purification units
The invention teaches a purification system which uses a series of operations, in a single unit, to purify air, while extending the life of the purification units. Air is passed through a coarse...
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7445662 |
System and method for treating fluid using a multi-port valve assembly
A valve assembly for use in a gas purification system having a plurality of vessels each having a first port opening and a second port opening. The gas purification system includes a first valve...
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7442233 |
Integrated heavy hydrocarbon removal, amine treating and dehydration
The present invention is directed to an improved integrated process for the removal of heavy hydrocarbons, carbon dioxide, hydrogen sulfide, and water from a raw natural gas feed stream. More...
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7427315 |
High output concentrator
A multi-chamber canister for a pressure swing absorption system within a general housing assembly. The chambers include a first molecular sieve chamber for receiving a first molecular sieve for...
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7419534 |
Cooler using filter with dehumidifying function
A cooling apparatus is disclosed for cooling and dehumidifying the inside of a device such as an electronic device installed outdoors The cooling apparatus of the invention comprises a set of...
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7407528 |
Method for operating an air fractionization installation for obtaining oxygen on board an aircraft
The method serves for operating an air fractionization installation for obtaining oxygen on board an aircraft, with at least two molecular sieve chambers. A part mass flow of the oxygen obtained in...
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7393382 |
Temperature-based breakthrough detection and pressure swing adsorption systems and fuel processing systems including the same
Pressure swing adsorption (PSA) assemblies with temperature-based breakthrough detection systems, as well as to hydrogen-generation assemblies and/or fuel cell systems containing the same, and to...
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7384454 |
Combined water-from-air and water-from-exhaust system
A water production unit is provided having two modes of operation for extracting water from exhaust and air.
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7350521 |
Simplified dual mode medical oxygen concentrator
Oxygen concentrator system having a portable oxygen generator unit adapted to generate a non-humidified oxygen-rich gas and a stationary base unit adapted to generate a humidified oxygen-rich gas,...
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7326278 |
Advanced contaminate treatment system
Decontamination systems and methods are disclosed. In one embodiment, a system comprises a first adsorption/desorption subsystem that is configured to receive a contaminated gaseous solution and...
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RE40006 |
Flow regulated pressure swing adsorption system
Pressure swing adsorption (PSA) separation of a gas mixture is performed in an apparatus with a plurality of adsorbent beds. The invention provides rotary multiport distributor valves to control...
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7303611 |
Humidity adjusting apparatus using desiccant
A humidity adjusting apparatus includes at least one desiccant linearly reciprocated between a dehumidifying unit and a drying unit, and a motor for driving the desiccant to be moved, thereby...
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7300498 |
Regeneration of adsorption beds using heated nitrogen
A system and method for removal of solvents, or other materials, from an exhaust stream, uses an active adsorption bed and a bed that is periodically regenerated. Electrically heated nitrogen may...
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7294173 |
Method and system for desorption and recovery of desorbed compounds
A method for desorption and recovery of desorbed compounds, including the steps of generating a recirculating stream of inert gas ( 1 ), which passes through the material ( 2 ) to be desorbed,...
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7273051 |
Dual mode medical oxygen concentrator
Oxygen generation system having a portable oxygen generator unit including a portable air separation device for the generation of an oxygen-rich gas, a primary gas pump including means to supply...
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7264651 |
Adsorption process and system using multilayer adsorbent beds containing regenerator section
For PSA or TSA prepurifiers, the temperature rise on adsorption is particularly troublesome when the temperature rise reaches the end of the bed at the end of the adsorption step. This results in...
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7166149 |
Adsorption process for continuous purification of high value gas feeds
Using a high pressure rotary adsorbent wheel, a high value compressed gas feed can be purified by concentrating the impurity such as water, condensing it out, before final purification. Instead of...
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7156900 |
Adsorber station and the use thereof
The invention relates to an adsorber station with a first adsorber (A) and a second adsorber (B). A first closed loop pipeline ( 1 ) is connected to the adsorbers (A, B) and is provided with...
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7122073 |
Low void adsorption systems and uses thereof
A low void pressure swing adsorption system wherein flow movement and pressure pulse are influenced from the same source comprised of at least one hermetically sealed vessel containing an adsorbent...
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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...
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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...
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7105038 |
Gas concentration method and its apparatus
The present invention relates a method for concentrating a gas by applying a pressure difference to an adsorbent and an apparatus therefor, and particularly, a method for producing an enriched gas...
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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...
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7094275 |
Modular pressure swing adsorption apparatus
A rotary module for implementing a high frequency pressure swing adsorption process comprises a stator and a rotor rotatably coupled to the stator. The stator includes a first stator valve surface,...
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7087101 |
Method of controlling a gas adsorption apparatus
A method of controlling a gas adsorption apparatus including a sieve bed containing molecular sieve bed material, the bed being cyclically operable in a charge mode to adsorb non-product gas from...
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7066986 |
Apparatus for use in regenerating adsorbent
An adsorber vessel for use in the adsorption of a component from a gas and subsequent regeneration by thermally induced desorption of the component comprises an inlet for regeneration gas having an...
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7066985 |
Portable gas fractionalization system
A portable gas fractionalization apparatus that provides oxygen rich air to patients is provided. The apparatus is compact, lightweight, and low-noise. The components are assembled in a housing...
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RE39122 |
Regenerative compressed air/gas dryer
A system for drying a gas, such as air, includes a source of gas to be dried, a multistage compressor having an inlet connected to the source, and a dryer connected interstage to the compressor and...
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7036521 |
Air conserving slide valve
A slide type valve (V) for regulating a gas generating system ( 10 ) that has at least a first and a second gas concentrating bed unit ( 12, 14 ) includes an outer body ( 120 ) with a slide face (...
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7029521 |
Process and device in connection with the production of oxygen or oxygen enriched air
Process in conjunction with the production of oxygen ( 22 ), wherein incoming air ( 10, 16, 16 a , 16 b ,) is brought to pass through a sorbent/zeolite structure ( 18 ), which comprises at least...
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7025803 |
Methane recovery process
A system and a process for recovering high concentrations of methane from crude natural gas and solid waste landfill exhaust gas uses a sequential combination of a pressure swing adsorber unit...
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7022168 |
Device for removing carbon dioxide from exhaust gas
In a method for removing carbon dioxide from the exhaust gas from a gas turbine plant ( 11 ), which exhaust gas is subjected to a downstream heat recovery process ( 12, 33 ), preferably in the heat...
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7022167 |
Desiccant dehumidifier hose connector
A raised ring encircling a duct at an output port of a desiccant dehumidifier housing prevents its flexible hose from blowing off the duct even when clamped, as dried air blowing pressures through...
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7022159 |
Process and apparatus for treating a feed gas
A process and an apparatus related to the reduction of the level of a component in a feed gas such as air involving passing the gas to at least three parallel thermal swing adsorption zones charged...
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