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| Number | Title | Issue Date |
| 8016927 | Computing device filter system A computing device having a cooling fan, a heat exchanger, and a filter disposed between the heat exchanger and the cooling fan. ... | 09/13/2011 |
| 7794529 | Air filtering system An exemplary air filtering system is for filtering air passing through a ventilating opening of an electronic device casing. The air filtering system includes an air filtering unit, an actuating unit, and a monitoring and controlling unit. The air filtering unit inc... | 09/14/2010 |
| 7686873 | Air cleaner in all terrain vehicle An air cleaner is provided in an all terrain vehicle in order to improve the control performance for effecting optimal combustion in an engine by accurately measuring the temperature of air introduced into the engine. The air cleaner includes an air cleaner case dis... | 03/30/2010 |
| 7520925 | Filter and silencer with a quick disconnect lid A filter silencer with quick disconnect lid has a cylindrical hollow casing, an inlet, a filter within the casing, a spring loaded seal plate beneath the filter, a flange opposite the inlet, and a lid turning to connect to the flange. The inlet admits blower air int... | 04/21/2009 |
| 7442230 | Method and apparatus for generating an inert gas on a vehicle An inert gas generating system for generating inert gas on a vehicle having a fuel tank and a fuel tank vent. The system includes an inlet for receiving a flow of gas having a nitrogen component and an oxygen component from a gas source, a heat exchanger downstream ... | 10/28/2008 |
| 7402189 | Autonomously-cleaned conditioning system An autonomously-cleaned conditioning system conducts a routine purge cycle to clear accumulated particulates from a filter, concentrator, or both. The purge cycle is conducted by reversing air flow through the filter and/or concentrator. Air flow is reversed on a pe... | 07/22/2008 |
| 7314501 | Methods and device for filtration of exhaust gases for a diesel engine with a filtration surface which is variable by means of controlled obstruction A method in which all or some of the particles contained in the exhaust gases of a diesel engine are retained on particle filters and burnt due to the action of a combustion catalyst. At least a part of the particle filters are obstructed when the temperature θg of... | 01/01/2008 |
| 7309365 | Vacuum cleaner A vacuum cleaner including an electric blower for generating suction air, a collecting unit for collecting dust contained in the suction air, a dust removing unit for removing dust adhered to the collecting unit, and a dust removing stop unit for stopping an operati... | 12/18/2007 |
| 7296399 | Method to generate inert gas from exhaust gas on-site Methods for extracting and compressing an inert gas from an exhaust gas of an engine relate to providing an inert gas processing system including a multi-stage gas compressor to receive the exhaust gas from an exhaust gas processing system, a cooling and extraction ... | 11/20/2007 |
| 7264642 | Exhaust gas cleaning apparatus In an exhaust gas cleaning apparatus (30) in which a before and after differential pressure (ΔP) of a filter (32) used to trap particulates is detected for regeneration of the filter (32), a time at which, during filter regeneration, the temper... | 09/04/2007 |
| 7261762 | Technique for detecting and predicting air filter condition A method and system for detecting and predicting air filter condition for an air handling system operates by determining a system resistance to air flow. The system resistance is utilized to determine a detection statistic indicative of current filter condition and ... | 08/28/2007 |
| 7252700 | Mobile gas separator system and method for treating dirty gas at the well site of a stimulated gas well A method and mobile system for cleaning dirty gas from a newly stimulated gas well. The entire system is supported on a trailer or other mobile support so that it can be driven from well site to well site for short-term, post-stimulation use only. The system compris... | 08/07/2007 |
| 7204868 | Method and apparatus for generating an inert gas on a vehicle An inert gas generating system for generating inert gas on a vehicle having a fuel tank and a fuel tank vent. The system includes an inlet for receiving a flow of gas having a nitrogen component and an oxygen component from a gas source, a heat exchanger downstream ... | 04/17/2007 |
| 7147688 | Engine exhaust gas purification device A map which defines a relationship of an exhaust gas pressure P2 at the outlet of a filter (13) to a load Q and rotation speed Ne of an engine (1) is prepared, and an exhaust gas pressure P1 at the inlet to the filter (13) is deter... | 12/12/2006 |
| 7141090 | Active filter temperature control An emission sampling system includes an exhaust gas probe for sampling exhaust gas. A dilution gas source provides a dilution gas, and a mixing device is in fluid communication with the exhaust gas probe and the dilution gas source to mix the sampled exhaust gas and... | 11/28/2006 |
| 7118613 | Method and apparatus for cooling the components of a control unit of an emission abatement assembly A control unit for controlling operation of a fuel-fired burner includes a housing having an air inlet which is open to an interior chamber of the housing. An air pump is positioned in the interior chamber of the housing and has an air inlet which is open to the int... | 10/10/2006 |
| 7044997 | Process byproduct trap, methods of use, and system including same A trap device including at least one substance delivery element for introducing a substance therein is disclosed. The delivered substance may influence the nature of deposits that have formed within the trap device, may influence the formation of deposits within the... | 05/16/2006 |
| 7041157 | Filter system for spreading soot particles from a stream of exhaust gas An apparatus for separating and converting exhaust particulates from a stream of exhaust gas, especially a diesel engine, into gaseous substances, in which the exhaust gas is guided through a honeycomb filter (6) made from a porous ceramic material whose axia... | 05/09/2006 |
| 7014673 | Filtering apparatus A filtering apparatus for a reflow oven includes a contaminated-gas inlet for receiving contaminated gas from a reflow oven; a filtering device configured to filter the received contaminated gas; a returned gas outlet for returning filtered gas to the reflow oven; a... | 03/21/2006 |
| 6989048 | Particulate filter for purifying exhaust gases of internal combustion engines comprising hot spot ceramic ignitors A particulate filter for purifying exhaust gases of an internal combustion engine, in particular of a diesel engine, comprises a filtering body and heating elements for initiating combustion of soot particles accumulated on and in the filtering body. The heating ele... | 01/24/2006 |
| 6969413 | Exhaust gas filtering system having particulate filter for internal combustion engine A flow rate of gas supplied to a diesel particulate filter is increased when it is determined that rapid combustion of collected particulates, which are collected by the particulate filter, is likely to occur based on an operating state of an internal combustion eng... | 11/29/2005 |
| 6955704 | Mobile gas separator system and method for treating dirty gas at the well site of a stimulated well A method and mobile system for cleaning dirty gas from a newly stimulated gas well. The entire system is supported on a trailer or other mobile support so that it can be driven from well site to well site for short-term, post-stimulation use only. The system compris... | 10/18/2005 |
| 6830600 | Cold traps for vapor lubrication processes A method for preventing migration of lubrication molecules into adjacent process chambers while coating a thin layer of lubricant over a storage surface of a disc using a vapor lubrication process. The method includes trapping the lubrication molecules that are not ... | 12/14/2004 |
| 6808554 | Filtering apparatus A filtering apparatus for a reflow oven includes a contaminated-gas inlet for receiving contaminated gas from a reflow oven; a filtering device configured to filter the received contaminated gas; a returned gas outlet for returning filtered gas to the reflow oven; a... | 10/26/2004 |
| 6800106 | Thermochromic filter apparatus for computer A filter apparatus includes a filter panel having inner and outer surfaces and a configuration for completely covering a computer housing ventilation opening. The filter apparatus includes an adhesive layer permanently adhered to the inner surface of the filter pane... | 10/05/2004 |
| 6770116 | Regeneration device of exhaust gas purification filter and filter regeneration method A regeneration device of an exhaust gas purification filter that reduces the regeneration time of the filter. The regeneration device includes a plurality of first temperature detectors arranged in casings to detect the temperature in each casing and a second temper... | 08/03/2004 |
| 6749655 | Filtration of flux contaminants A two-stage filtration system is coupled with an oven, such as a solder reflow oven, to remove a vapor stream from the oven and to remove organic compounds that have volatilized from a solder flux and other contaminants from the vapor stream. The filtration system i... | 06/15/2004 |
| 6596059 | Automated filter changing device and method An automated filter changing device (20) includes a filter reel system (22). A motor (24) is connected to the filter reel system (22). An airflow sensor (26) is in an airflow of the filter reel system (22). A controller (28) is connected to the motor (24)... | 07/22/2003 |
| 6565625 | Method and apparatus for separation and recovery of a liquid from a gas stream This invention provides an improved method and apparatus for collecting a liquid overspray from a gaseous mist and separating the liquid from the gas stream. The invention has utility in a wide variety of chemical application processes such as to reduce t... | 05/20/2003 |
| 6554879 | Trap apparatus A trap apparatus includes a discharge path for evacuating a hermetically sealed chamber through a vacuum pump, a hermetically sealed trap container extended across the discharge path and a regeneration path disposed adjacent to the discharge path, a trap ... | 04/29/2003 |
| 6342093 | Air drier arrangement An air drier arrangement including an air compressor (1), an air-drier (3) and air conduits (2, 4). In order to obtain favorable working conditions for the arrangement under different temperatures there is a switch-over valve (6) in a separate signal air ... | 01/29/2002 |
| 6319114 | Thermal management system A thermal management system for an enclosure housing devices which generate heat inside the enclosure. A fan, whose speed is responsive to an input signal, has a gas flow output in communication with the enclosure. A filter is disposed in the gas flow pat... | 11/20/2001 |
| 6168645 | Safety system for gas purifier A gas purification system includes a gas purification unit and one or more safety devices. The gas purification unit includes an enclosure containing a purification material that exhibits an exothermic reaction when exposed to certain gas contaminants. Th... | 01/02/2001 |
| 6168646 | Flow rate control of temperature control fluids Electronic equipment having a temperature control air flow passage. A length of filter material has a length portion extending across the upstream end of the flow passage, the filter material being movable longitudinally to replace the clogged length port... | 01/02/2001 |
| 6156107 | Trap apparatus The trap apparatus of the present invention includes a case provided for a gas exhaust system used for a film forming equipment which carries out a film forming process on an object, a gas supply port, made in the case and connected to an exhaust pipe of ... | 12/05/2000 |
| 6120585 | Reflow soldering device A reflow soldering device extracts a vaporized component of a contaminative material, such as flux, from exhaust gas from a reflow furnace. The device includes a conveyor for transferring a circuit substrate, a heater for heating the transferred circuit s... | 09/19/2000 |
| 6042634 | Moisture extractor system for gas sampling A gas sampling apparatus includes a probe tube having a tip positionable in a stream of products of combustion and a sample dryer tube connected in fluid communication with an end of the probe tube opposite the tip. The sample dryer tube is received in a ... | 03/28/2000 |
| 5972075 | Exhaust gas purifier and regeneration method therefor In a purifier for removing particulates from an exhaust gas, a pressure difference, and a flow rate of the air supplied to the filter element is adjusted in such a manner that a difference between a pressure difference of an air across a substantially inv... | 10/26/1999 |
| 5951746 | Suction device for cleaning purposes In order to develop a suction device for cleaning purposes having a collecting container, which includes a closable suction inlet, a suction outlet and a filter disposed therebetween and is connected to a suction unit by a suction line emanating from the ... | 09/14/1999 |
| 5730765 | Super toxic analytical glove box system An Analytical Glove Box System has a sealed instrumentation enclosure, a ve box having an injection port coupled to the instrumentation and an air lock through which sample vials can be passed from outside into the glove box. A pump is provided for withd... | 03/24/1998 |
