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| Number | Title | Issue Date |
| 8187367 | Portable PSA oxygen generator The present invention relates to a portable pressure swing adsorption (“PSA”) oxygen generator with at least one partition board disposed inside its housing; an oil-free compressor and a control valve assembly are disposed in one of the separated space isolated ... | 05/29/2012 |
| 8110028 | Regenerable purification system for removal of siloxanes and volatile organic carbons A process to purify biogases (i.e., landfill gas and municipal digester gas), to 5 enable such biogases to be utilized to generate electricity and heat. Biogases from these sources generally include small amounts of organosilicons (which are particularly harmful to ... | 02/07/2012 |
| 8110029 | Integrated mercury control system An integrated system [1000] is described for reducing operating costs of power plants while keeping gaseous pollutants in exhaust flue gasses, such as Mercury (Hg), below acceptable limits. Controller [1800] monitors and controls operation of a scrubbe... | 02/07/2012 |
| 8080095 | Steady state tracking desorption system and method A preferred embodiment steady state tracking desorption system achieves steady tracking of either a fixed sorbate output set point, or a set point that changes over time. The system includes an electrically heated thermal adsorption/desorption device A temperature s... | 12/20/2011 |
| 8070864 | Oxygen concentrator An apparatus to provide an oxygen concentrator that is a pressure swing adsorption-type oxygen concentrator equipped with; at least one adsorption bed filled with an adsorbent capable of selectively adsorbing nitrogen relative to oxygen, an air supply device to supp... | 12/06/2011 |
| 7887623 | Apparatus for collecting smoke and dust with a deodorizing function and a deodorizing and filtering unit An apparatus for collecting smoke and dust with a deodorizing function which has excellent capability for maintenance and an improved deodorizing and silencing effect, the apparatus having a housing and a bulkhead having an opening and disposed in the housing to sep... | 02/15/2011 |
| 7655077 | Air treatment system An air treatment system includes a recirculation line (24) through which air from the enclosed space can be recirculated, and a contaminant adsorption assembly (36) is provided in an auxiliary supply conduit (31). In the event that contaminants ... | 02/02/2010 |
| 7524364 | Method and apparatus for draining pneumatic systems Methods and apparatuses for determining the condition of a pneumatic system air dryer are provided. An output of the pneumatic valve or of a conduit interconnected to the outlet of the pneumatic valve is positioned such that a discharge passed through the pneumatic ... | 04/28/2009 |
| 7416569 | Fuel gas production apparatus and method of starting operation of fuel gas production apparatus A PSA mechanism has adsorption towers. Cleaning valves and off gas valves are connected to the adsorption towers. Valve positions of at least either the cleaning valves or the off gas valves are determined based on an operation suspension period of the PSA mechanism... | 08/26/2008 |
| 7393380 | Method of guaranteeing at least one characteristic of a fluid used for producing food products A method for guaranteeing at least one characteristic of a fluid used for producing food products. This method utilizes a system for piping and delivering the fluid, combined with means for producing the products, in order to use the fluid for producing the products... | 07/01/2008 |
| 7361214 | Disposable cartridge for air/gas dryer A disposable dryer cartridge for an air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The cartridge includes a flexible elongated casing having a drying composition therein. The casing has an air/... | 04/22/2008 |
| 7320725 | Disposable cartridge air/gas dryer A disposable cartridge air/gas dryer apparatus for installation in an air/gas line delivering compressed air or gas to an air/gas-driven tool. The dryer includes a pressure vessel having first and second ends, an inlet port, and an outlet port. A disposable dryer ca... | 01/22/2008 |
| 7314871 | 2-phenyl substituted imidazotriazinones as phosphodiesterase inhibitors, for treatment of hypertension The application claims a method for treating hypertension by administering an effective amount of a compound of the formula (I) wherein the variable groups are as defined in the specification and claims. These 2-... | 01/01/2008 |
| 7279026 | Heat of compression pulse purge gas dryer A heat of compression gas drying apparatus includes an air inlet fed by a source of compressed moisture laden air, an air outlet and first and second desiccant-containing towers for processing air flowing therethrough. A portion of cooled dried air delivered to the ... | 10/09/2007 |
| 7255727 | Method for treating at least one feed gas mixture by pressure swing adsorption The invention concerns a treatment method which consists in using a pressure swing adsorption treatment unit (16) and causing said treatment unit (16) to follow a nominal operating cycle, based on nominal operating conditions and in order to ensure min... | 08/14/2007 |
| 7182802 | Evaporative emissions filter An evaporative emissions filter for an engine air induction system. The evaporative emissions filter includes a hydrocarbon vapor-adsorbent member disposed within the air induction system. A mechanism is provided for mounting the evaporative emissions filter within ... | 02/27/2007 |
| 7179326 | Oxygen concentration apparatus An oxygen concentrating apparatus 10 for generating oxygen enriched gas by adsorbing and separating nitrogen gas from air, comprises; an oxygen concentrator 40 having an adsorption cylinder filled with adsorbent for adsorbing nitrogen gas, also having ... | 02/20/2007 |
| 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 product gas feed line valves (4A, 4B) and regeneration g... | 01/02/2007 |
| 7156903 | Sound enclosure for portable oxygen concentrators A portable pressure swing adsorption apparatus and conservation device for medical use, and a sound enclosure for the apparatus having two isolating sections to enclose the apparatus, the enclosure having an inlet in one of the sections for allowing ambient air into... | 01/02/2007 |
| 7157064 | Method for treatment of flue gas cleaning products The invention relates to a method of treating a halogen containing solid or semi solid waste material from a flue gas cleaning process, wherein the amount of alkaline compounds is sufficient to provide a suspension of the waste material in water with a pH value of a... | 01/02/2007 |
| 7150778 | Recirculation jacket filter system The present invention is a system and method for improving the useful life of sorbent beds, such as activated carbon filter beds. It is known that breakthrough in carbon filter beds first occurs at the low gas velocity regions of the filter bed, i.e., at the filter'... | 12/19/2006 |
| 7143751 | Air intake apparatus for air filter of canister An air intake apparatus used for a canister of a fuel system includes a device and system to prevent the accumulation of dust and/or foreign substances from building up in the air filter. An air intake hole, for supplying air to an air filter used for a canister, is... | 12/05/2006 |
| 7135059 | 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 that is divided into two compartments. One compartment is maintained at ... | 11/14/2006 |
| 7122108 | Tin-silver electrolyte A tin-silver electrolyte and methods of depositing tin-silver alloys on a substrate. ... | 10/17/2006 |
| 7122540 | 2-Phenyl substituted imidazotriazinones as phosphodiesterase inhibitors The 2-phenyl-substituted imidazotriazinones having short, unbranched alkyl radicals in the 9-position are prepared from the corresponding 2-phenyl-imidazotriazinones by chlorosulphonation and subsequent reaction with the amines. The compounds inhibit cGMP-metabolizi... | 10/17/2006 |
| 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 includes first and second regenerable filter beds, wherein each bed has a f... | 10/03/2006 |
| 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 which extends from a high pressure gas source, and a plurality of molecul... | 09/19/2006 |
| 7108251 | Fuel enrichment system for carburetors for internal combustion engines A carburetor for an internal combustion engine having a body that fastens at a first end to an air filter and at a second end to the intake port of a cylinder head. The body has an intake bore formed in the first end that receives air from the air filter, a throttle... | 09/19/2006 |
| 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 in a large amount by introducing a continuous production into every s... | 09/12/2006 |
| 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 operation, a given volume of the sorbent mass sequentially passes throug... | 09/05/2006 |
| 7096858 | Air pump for internal combustion engine A motor and a pump in an air pump pressurizing a fuel vapor passage of a fuel vapor purge system, are disposed in a case which is partitioned into a chamber accommodating the motor and a chamber accommodating the pump, to transmit a driving force of the motor to the... | 08/29/2006 |
| 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 an air supply thereby to increase the concentration of a product gas i... | 08/08/2006 |
| 7082973 | Sealing and safety device for filling a hollow body with a liquid Sealing and safety device made from flexible elastomer material, for filling a hollow body with a liquid using a delivery nozzle, comprising an annular seal for surrounding the nozzle and preventing the exit of gases from the hollow body and also a valve capable of ... | 08/01/2006 |
| 7070641 | Carbon media filter element A carbon media filter element with urethane frame and seal has a border member composed of urethane providing a combined structural frame and seal extending along the perimeter and providing both the support frame for the media and a seal along the ends of the media... | 07/04/2006 |
| 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 that is divided into two compartments. One compartment is maintained at ... | 06/27/2006 |
| 7059177 | Fuel vapor leak check module A fuel vapor leak check module has a pump for generating a pressure gradient between an inside and an outside of a fuel tank. The pump is driven by a motor which has driving shaft supported by a bearing. A lubricant is provided between the driving shaft and the bear... | 06/13/2006 |
| 7032589 | Portable ventilator A portable ventilator for providing an air-recipient with compulsory respiration is provided with an outlet manifold and a single-expansion-chamber muffler configured so that airflow through an inhale outlet port of the muffler is pulse-free and a transmission loss,... | 04/25/2006 |
| 7018442 | Method and apparatus for regenerating NOx adsorbers Methods and apparatuses for regenerating a NOx adsorber coupled with an exhaust of an engine. An actuator drives a throttle valve to a first position when regeneration of the NOx adsorber is desired. The first position is a position that causes the regeneration of t... | 03/28/2006 |
| 7011092 | Portable hypoxic apparatus Hypoxic delivery apparatus producing from ambient air a product gas having a lower levels of oxygen concentration and delivering the product gas to a user of the apparatus in pulse doses. Alternatively, the apparatus may include a selector for alternately delivering... | 03/14/2006 |
| 6962654 | Methods and apparatus for supplying high concentrations of dissolved oxygen and ozone for chemical and biological processes A method and apparatus for supplying dissolved gases (such as oxygen, ozone, chlorine etc.) for chemical and biological processes is described. The methods and apparatus described are particularly suitable for use in the biodegradation of organic matter (such as in ... | 11/08/2005 |
