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Gas separation

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Class / Patent application numberDescriptionNumber of patent applications / Date published
055490000 WITH MEANS SECURING OR RETAINING SEPARATING MEDIA 233
055385100 COMBINED OR CONVERTIBLE 130
055522000 SPECIFIC MEDIA MATERIAL 117
055482000 TWO OR MORE SEPARATORS (E.G., SPACED FILTERS IN FLOW LINE OR CASING) 103
055315000 PLURAL SERIAL BASICALLY DIVERSE SEPARATING MEDIA 89
055282000 WITH NONLIQUID CLEANING MEANS FOR SEPARATING MEDIA 83
055434000 DEFLECTOR 65
055361000 FLEXIBLE OR COLLAPSIBLE BAG TYPE 63
055342000 MULTIPLE SEPARATORS, EACH WITH DISCRETE AND LONGITUDINALLY CONFINED GAS INLET OR OUTLET FLOW PATH 48
055356000 WITH MEANS FACILITATING TRANSPORTABILITY OR HANDLING OF APPARATUS 41
055478000 WITH SEPARATE FLOW LINE ACCESS MEANS OR FILTER MEDIA PASSAGE MEANS OFFSET TO FLOW PATH 31
055418000 WITH INFLOW GAS CONTROL OR DISTRIBUTION 30
055428000 RESIDUE ACCESS, HANDLING OR REMOVING MEANS 18
055467000 WITH GAS FLOW EFFECTING MEANS 17
055392000 WITH GUIDE MEANS EFFECTING REMOVAL OF CONSTITUENT LAYER OUT OF GAS STREAM 16
055521000 ZIGZAG, CORRUGATED, OR CONICAL 16
055341100 MULTIPLE BAG TYPE FILTERS IN CHAMBER 11
055307000 FILTER OR APERTURED DEFLECTOR UNIT DISCONTINUOUS ACROSS GAS FLOW WITHIN FLOW CONDUIT 10
055383000 WITH REMOTE FAN OR PUMP AND UNCONFINED FLOW TO SEPARATOR 9
055410000 WITH SEPARATED GAS OUTFLOW CONTROL (E.G., APERTURED CONDUIT) 9
055400000 MOUNTED OR SUPPORTED FOR CONTINUOUS MOTION 8
055476000 WITH MEANS INTRODUCING GAS INTO MIDST OF SEPARATING MEDIA 7
055309000 WITH SEPARATING MEDIA BYPASS OR SYSTEM GAS PRESSURE RELIEF (E.G., RUPTURABLE OR DEFORMABLE) 7
055424000 WITH CONCENTRATE BACKFLOW OR RE-ENTRAINMENT PREVENTING MEANS 6
055423000 MEANS WITHIN GAS STREAM FOR CONDUCTING CONCENTRATE TO COLLECTOR 5
20130061568CONFIGURATION OF A CYCLONE ASSEMBLY AND SURFACE CLEANING APPARATUS HAVING SAME - A cyclone separator useable in a surface cleaning apparatus comprises a cyclone casing defining a cyclone chamber and a dirt collection chamber exterior to the cyclone chamber. The cyclone chamber and the dirt collection chamber are openable such that the entire cross sectional area of the cyclone chamber and the dirt collection chamber may be exposed.03-14-2013
20110167774Drain Tube for Gas-Liquid Separation Systems - A drain tube for an air-oil separator system, the tube being configured vertically in the system, the tube having an upper opening for receiving oil separated from air in the system, and a lower opening for releasing oil separated from air in the system, wherein the upper opening has a horizontal cross-sectional area that is greater than a horizontal cross-sectional area of the lower opening.07-14-2011
20080264014Dust compressing apparatus of vacuum cleaner - A dust compressing apparatus of a vacuum cleaner capable of automatically compressing dust or dirt collected in a dust separating unit is disclosed. The dust compressing apparatus includes a compressing plate to compress dust or dirt collected in a dust separating unit, a moving unit disposed on one side of the dust separating unit located in an opposite direction to a direction where the compressing plate compresses the dust or dirt, to move the compressing plate to a compressing position of compressing the dust or dirt and a releasing position of moving away from the dust or dirt, and a driving motor to drive the moving unit thus to move the compressing plate to the compressing position.10-30-2008
20090211212Dust collecting device for vacuum cleaner - Object of the present invention is to provide a dust collecting device (08-27-2009
20120131891MOISTURE SEPARATOR - A moisture separator where a corrugated plate 05-31-2012
055391000 RESTRICTED ANNULAR MIXTURE INLET TO COLLECTOR ZONE AROUND GAS OUTLET CONDUIT ATTACHED BAFFLE 5
20130081368SWIRL HELICAL ELEMENTS FOR A VISCOUS IMPINGEMENT PARTICLE COLLECTION AND HYDRAULIC REMOVAL SYSTEM - A system and methods for separating liquids, aerosols, and solids from a flowing gas stream whereby gas flows through a helical path formed in a separator element. Partially separated gas exits the bottom of the separator element at a generally conical cavity. Clean gas exits through an inner tube that is axially aligned beneath the helical path. Separated materials exit through an annular space between the inner tube and an outer tube. Separation occurs in the helical channels which include radially diverging walls to provide an aerodynamically efficient flow, in a region of high swirl created in a generally conical cavity beneath the separator element, and in a toroidal vortex ring created in the annular space. The area and geometry of the helical path, the conical cavity, and the inner and outer tubes is optimized to provide efficient separation at varying gas flow rates and at varying liquid loads.04-04-2013
20100257827SEPARATOR ASSEMBLY - A separator assembly for removing material that is entrained in a gas stream. The separator assembly comprises a housing having a head part which provides the upper end of the housing and a body part which provides the lower end of the housing. The separator assembly also comprises a shield which extends across the housing towards the lower end thereof so as to leave a collection space between it and the lower end in which material that is separated from the gas stream can collect. There is at least one opening in or around the shield through which the material can flow past the shield into the collection space. The separator assembly further comprises a liner sleeve which covers at least a part of the inside wall of the body part between the shield and the upper end of the body part.10-14-2010
20090320420Air Filter Housing for a Compact Air Filter Element - An air filter housing (12-31-2009
20120210685APPARATUS OF CENTRIFUGAL FAN AND A DUST-COLLECTING MODULE USING THE SAME - A centrifugal fan apparatus is disclosed in the present invention. The characteristics of the centrifugal fan apparatus lies in that the width of airflow channel defined between the rim of the impeller and the inner wall of the housing accommodating the impeller is uniform, and two airflow spaces defined between the axial cross section of the impeller and upper housing and lower housing respectively are not symmetry. Due to these two characteristics, the centrifugal fan apparatus is capable of making larger pressure difference to inducing higher flow rate and reducing noise while the centrifugal fan apparatus is operated. The present invention also provides a dust-collecting module that is formed by adopting the centrifugal fan apparatus with a designed dust-collecting casing, which is capable of being a sucker of a vacuum cleaner to collect dust of the surroundings for the purpose of environment cleaning.08-23-2012
20130152521APPARATUS, METHOD AND SYSTEM FOR RECEIVING AND/OR DISCHARGING MEDIUM FOR DISPOSAL - The invention relates to a device for receiving and/or discharging a disposal medium (E) from cleaning and/or rinsing processes of an application apparatus (AG). The device can comprise a separation equipment (A) which is provided for in order to receive the disposal medium (E) discharged by the application device (AG) and to subject it to a separation. The device can also comprise a receiving equipment (AE) which is provided for in order to receive a disposal medium (E) and a suction device (SE) which is provided for in order to suction and/or suction off at least a part of the disposal medium (E) led to or into the receiving equipment (AE). The invention relates also to corresponding methods.06-20-2013
055520000 SPIRAL FILTER MEDIA 5
20090235624Fluid flow filter and method of making and using - A filter well suited for paint arrestor usage having a monolithic high loft manmade fiber body with a convoluted flow contact surface. The filter is preferably formed by a convoluter as in one with a roller set and blade cutter to form mirror image fiber filter sheets from a received fiber batt. Provided is a well mixed proper fiber blend, such as one having a set of fibers made of a majority of course fibers joined by way of thermal bonding fibers which facilitate, during convoluting, formation of a crisp cut and high integrity three dimensional surface, as in one of rows of peaks separated by valleys. The projection/recess arrangement over the flow contact surface as well as the thickness and relative projection-to-base dimensions are arranged to provide a high paint holding capacity without too fast a load up of, for example, paint particles and while avoiding too great of a pressure drop within that load up time.09-24-2009
20110289895Ceramic Filter Element with Structural Elements and Production Method - A ceramic filter element of ceramic material has an exterior surface that is provided with structural elements. The structural elements are produced by a non-cutting method. The structural elements are molded in the ceramic material in the form of grids, periodic patterns, irregular patterns, lettering or labels.12-01-2011
20080264022Filter for use in a gas generator - A filter for use in a gas generator of a safety arrangement in vehicles, has several layers of a woven metal fabric consisting of metal wires which are woven together. The woven metal fabric is preferably calendered, wound to form a roll, and pressed to form said filter.10-30-2008
20120060457COATED HONEYCOMB BODY AND METHOD FOR PRODUCING A COATED HONEYCOMB BODY - A method for producing a metallic honeycomb body from metallic layers with channels through which an exhaust gas stream can flow, includes providing the honeycomb body with a coating. Such honeycomb bodies are used in exhaust gas systems of preferably mobile internal combustion engines as catalyst carrier bodies, filters, mixers and/or adsorbers. The coating is provided in a two-stage application and enables the production of exceptionally advantageous coated metallic honeycomb bodies, which are distinguished by a large coating surface and a low flow resistance. At the same time, an exceptionally large surface enlargement is provided in the honeycomb body while using a smaller amount of coating. A honeycomb body is also provided.03-15-2012
20090094953COMPACT FILTER ELEMENT AND METHOD FOR SEALING AN END THEREOF - A compact filter element and a method for sealing an end thereof are provided. The compact filter element includes a filter material formed into a winding and an adhesive element, having a predetermined size and shape, that fixes an outer end portion of the filter material to an outer side portion of the filter material. The adhesive element provides improved control of the amount of adhesive applied to the filter element, because the adhesive element has a predetermined amount of adhesive. Thus, the costs associated with the adhesive process can be reduced, by minimizing excessive use of adhesive. Also, the process of applying the adhesive element is a faster process and requires less expensive equipment to implement than a hot melt process.04-16-2009
055422000 SEPARATING MEDIA ADJUSTABLE TO VARIOUS POSITIONS OF USE OR TO NONUSE 4
20090077936VARIABLE POSITION GAS TRAP - A variable position gas trap apparatus and method to separate gases entrained in drilling fluid in a tank. The apparatus includes a gas trap attached to a carriage and a frame attached to the tank. A lever moveable by the float rod, activates the control valve to raise or lower the carriage having the gas trap container attached thereto. A feedback control loop is responsive to changes in the level of the drilling fluid in the tank. A mechanism is provided to mechanically and automatically move the carriage with respect to the frame in response to the feedback control loop.03-26-2009
20130055693SEALING ARRANGEMENT FOR APPARATUS FOR FILTERING, AND METHODS, AND PRODUCTS FOR FILTERING - A device for filtering a gas stream, having a vessel partitioned into a first stage and a second stage, with an opening between stages. A filter element is positioned in the opening, with ends of the filter element extending into the first and second stages. The first member is removable from the second member while the filter element is positioned in the opening, to allow for replacement with a new clean member.03-07-2013
20080289306Cyclone dust-separating unit for use in vacuum cleaner - A cyclone dust-separating unit is provided that includes a whirling current generating unit to rotate air drawn in through a suction nozzle, and a dust collecting bin having opened and closed ends to collect and store dust separated by a whirling current. The generating unit and the bin are separate tube members, and the generating unit includes a cyclone body having a first end with an air inlet and a second end with an air outlet, a spiral guide member on the first end to guide air flowed in through the air inlet in a spiral shape, an outflow pipe on the second end to extend to the outside of the cyclone body while penetrating through the air outlet, and a dust guide to connect a dust discharging opening with the opened end and to guide dust or dirt discharged through the dust discharging opening, to the opened end.11-27-2008
20120227366COLLAPSIBLE FILTER - A fluid filter having a frame and filter media supported by the frame through which a fluid to be treated is directed. The frame has at least first and second frame assemblies that are reconfigurable to place the filter selectively in: a) a first predetermined operative state; and b) a second predetermined operative state. The frame cooperates with the filter media so that the filter media: i) extends over a first intake area with the filter in the first predetermined operative state; and ii) extends over a second intake area that is different than the first intake area with the filter in the second predetermined operative state.09-13-2012
055474000 WITH PARTICULATE SOLIDS MOVEMENT DURING USE OR AGITATING MEANS THEREFOR 3
20110138759METHOD AND SYSTEM FOR TREATING POLLUTED GASES - The present invention relates to a method and a system for treating polluted gases prior to their emission into the atmosphere. The system comprises a treatment chamber having an inlet for receiving polluted gas and an outlet for expelling treated gas, the treatment chamber including at least one treatment cell having a filtering layer for treating the polluted gas when the polluted gas comes in contact with the filtering layer. The system also contains a powder container connected to the treatment chamber such that air laden with the powder can flow to the treatment chamber to form a filtering layer on the at least one treatment cell. The system contains an air flow generator connected to the outlet of the treatment chamber and to the container which is connected to the treatment chamber, for causing air flow to the container, to the treatment chamber and in the environment.06-16-2011
20100263342CONTINUOUS FINE ASH DEPRESSURIZATION SYSTEM - A system for depressurizing and cooling a high pressure, high temperature fine solid particles stream having entrained gas therein. In one aspect, the system has an apparatus for cooling the high pressure, high temperature fine solid particles stream having entrained gas therein and a pressure letdown device for depressurization by separating the cooled fine solid particles from a portion of the fine solid particles stream having entrained gas therein, resulting in a lower temperature, lower pressure outlet of solid particles for disposal or handling by downstream equipment.10-21-2010
20110131937 ABSORPTIVE DEVICE TO CARBON DIOXIDE IN THE AIR - An absorptive device to carbon dioxide comprising a rotating packed bed includes a sealed housing, in which a filler is speedily rotated by a motor. A liquid distributor on the filler center communicates an absorbent entrance. An air pump impels the air into the housing; an absorbent reservoir saves an absorbent extruded from an absorbent exit; a water pump forces the absorbent within the absorbent reservoir into the housing. The absorbent flows through the liquid distributor into the filler center; the air enters the center through the filler. The absorbent spurts via the centrifugal force created by the super gravity field at a speedy rotation more than 100 G to meet the carbon dioxide in the air at the filler center, thence achieving a chemical absorption to absorb carbon dioxide, discharging redundant air from the air exit, and recycling the absorbent with the absorption of carbon dioxide in the absorbent reservoir.06-09-2011
055355000 WITH LIQUID TRAP SEAL OR VALVE 3
20100269460LIQUID TRAP DEVICE FOR GAS - A liquid trap device for a gas is provided which includes a trap housing (10-28-2010
20100037570Air cleaner assemblies; filter cartridges therefor; features; and, methods - Air cleaner assemblies and serviceable filter cartridges therefor are described. Example filter cartridges described which include a first end cap with a air flow aperture therethrough, having an outer axial surface and axial seal ring thereon. Example arrangements are provided with air flow inlet tube section defining the aperture through the first end cap. Also, water seal arrangements, typically positioned radially inwardly from the air seal arrangement, are described.02-18-2010
20130174525METHOD AND DEVICE FOR REMOTE CONTROL OF AN APPARATUS - A medical fluid filter system is provided having a housing having: a liquid trap chamber having a volume; a filter media chamber; a filter media arranged within the filter media chamber; the liquid trap chamber having a liquid trap outlet port in fluid communication with the filter media chamber; the liquid trap outlet port configured and arranged within the liquid trap chamber to inhibit flow of liquid from the liquid trap chamber to the filter media chamber and configured and arranged to allow gas to flow from the liquid trap chamber to the filter media chamber; a filter system inlet passing through the housing for intake of fluid originating from a surgical site; and a filter system outlet passing through the housing for fluid exhaust.07-11-2013
055306000 AIRCRAFT ANTI-INGESTION MEANS (E.G., AIRCRAFT DEBRIS GUARD) 3
20100107576COMB FOR INLET BARRIER FILTER SYSTEM - An inlet barrier filter system for mounting on an aircraft to filter air prior to intake into an engine of the aircraft includes a frame having at least two curved frame members defining an opening. A filter element has a curved inward face and is received in the opening of the frame. The filter element includes filter media having pleats. A comb is attached to the frame and includes spaced-apart teeth that support the pleats. The comb is curved to generally conform to the curved inward face of the filter element.05-06-2010
20090007528ENGINE INTAKE SYSTEM WITH ACCESSIBLE, INTERCHANGEABLE AIR FILTERS - An air induction system for an engine to remove contaminants from intake air prior to delivery to the engine. The system includes a filtering unit having barrier filter panels attachable to a mounting frame. The filter panels are interchangeably usable. A juncture between first and second filter panels and the mounting frame is located at a region of relatively lower quantity of intake air flow. The juncture includes lugs on the filter panels which facilitate interchangeability. An opening above the filtering unit permits easy installation and removal of filter panels.01-08-2009
20100236200System for inertial particles separation - The system for inertial particle separation removes particulate matter, such as sand, from an air stream, such as that drawn into a turbine engine. The system includes first and second walls spaced apart and positioned within a housing of the turbine engine. The first wall is in the form of an airfoil with variable geometry. An annular air flow path is defined between the first and second walls. The air flow path leads inwardly from an ambient inlet and turns to an outlet. A splitter member is positioned between the first and second walls. A scavenge flow path is defined between the splitter member and the first wall. An inlet thereof is in communication with the ambient inlet, and a filtered flow path is defined between the splitter member and the second wall. The splitter member is also in the form of an airfoil having a variable geometry.09-23-2010
055359000 WITH PORTION OF COVER REMOVABLE 2
20090145095Air filter cartridge and air cleaner - The disclosure concerns air cleaners (06-11-2009
20090217632AIR CLEANER HAVING ANTI-ROTATIONAL ARRANGEMENT AND METHODS - An air cleaner having a housing body and a removable cover and a filter element, in which the cover and the filter element rotationally interfere with each other by engagement between an inside surface of the cover and an outer radial periphery of the filter element. A filter element includes a pair of end caps, filter media, and an outer wall on the end cap circumscribing the filter media, in which the outer wall is non-circular. A method of installing a filter element into a housing includes orienting a cover over an element and a housing body by engaging an inside surface of the cover and an outer radial periphery of the filter element to rotationally interfere with each other.09-03-2009
055338000 WITH RECYCLE MEANS 2
20090205297GAS/LIQUID SEPARATOR - A gas/liquid separator in which separation performance for fluid into gas and liquid is enhanced is provided.08-20-2009
20120222394AIR POLLUTION CONTROL APPARATUS AND AIR POLLUTION CONTROL METHOD - An air pollution control apparatus according to an embodiment of the present invention includes: a stack that discharges flue gas discharged from a boiler outside; a blower that is provided downstream of the stack and draws in the flue gas; and a CO09-06-2012
055475000 WITH MEANS ADJUSTABLE TO CONTROL COMPACTNESS OF SEPARATING MEDIA 2
20100269462Filter with compressible housing - A filter comprises first and second housing components (10-28-2010
20090301044 AIR FILTER FRAME - An improved air filter having a frame that permits collapse and compression of the entire filter to save costs associated with transportation and for other advantageous reasons. The ends of the filter frame open to permit collapse of the frame to reduce the volume thereof. The filter frame is made of frame members at opposing frame ends, and each frame member has web panels that open for collapse of the frame, and close for construction of the useful frame. The web panels have legs on opposite lateral edges to form a channel in which filtration media is inserted, and four frame members are attached at opposing ends to form a rectangular frame. The web panels open by removing a temporary fastener, such as adhesive, or by other means.12-10-2009
055358000 WITH GROUND SUPPORT MEANS (NONFLOW CONDUCTING) 2
20110072770Portable air filter - A portable air filter having a cylindrical, perforated shell with an end wall at one end closing the shell and an end wall at the other end having an opening. A hepa filter is removably mounted within the shell adjacent the perforations. The air filter has a blower unit with a through duct and a fan and a motor in the duct. The blower unit is detachably mountable on the shell adjacent the end wall at the other end with one open end of the duct extending through the opening in the end wall. Air is drawn through the perforated shell and hepa filter into the duct and out of the duct through its other open end away from the air filter.03-31-2011
20120085074FOLDABLE DUST COLLECTOR - A foldable dust collector of the present invention includes a supporting portion, a case and an air pump. The supporting portion is foldable. The case is disposed on the supporting portion. The case is pivotable with respect to the supporting portion. The air pump is disposed on the case. The air pump is used for drawing air into the case.04-12-2012
055477000 STRANDS OR BRISTLES WITH UNSUPPORTED OR FREE EXTREMITIES (E.G., BRUSH TYPE) 2
20090188222AIR TREATMENT SYSTEM - An air treatment system includes features for maximizing efficiency and effectiveness. In one embodiment, a sensor air passage utilizes a low pressure region created by the blower to draw air through the passage. In another embodiment, a filter frame includes a plurality of connectors formed integrally with the filter frame. In another embodiment, a screen is positioned adjacent to the blower intake. The screen includes a plurality of angled strands oriented in a particular direction. In another embodiment, a remote control holder is formed integrally with the housing. In another embodiment, a gasket is positioned between the blower and the housing, forming a seal between the blower and the housing.07-30-2009
20080282656ROTATING FILAMENT SEPARATOR - In accordance with the present invention, a filter with rotating filaments, also referred to herein as a rotating filament separator, collects solid and liquid particulates in a gas stream. The filaments rotate at a high speed in a plane that is approximately perpendicular to the direction of flow of the gas stream. The rotating filaments collect particulates suspended in the gas stream through the impaction of the particulates onto the rotating filaments. In particular, the rotating filaments can collect particulates through impaction by changing the velocity of the flow of the particulates from a velocity with a direction that is approximately perpendicular to the plane of rotation of the rotating filaments to a velocity with a radial direction that is approximately parallel to the plane of rotation of the rotating filaments. In one preferred embodiment, the particulates attain a radial velocity flow, in a highly-concentrated, low-volume-flow aerosol stream, to an air-swept, circumferential chamber.11-20-2008
055421000 WITH MEANS FOR LIQUID SEPARATION 1
20100199618Effluent collection and filter apparatus with drainage - An effluent collection and filter apparatus with drainage designed to collect effluent discharged from a cooking exhaust system, separate water from grease and allow only water to escape. The ECFAD is attached at a point below the lowest area where effluent needs to be collected. The apparatus is secured to either the exhaust duct or roof. In the apparatus is an absorbent padding designed to absorb grease and repel water. Below the absorbent is a grate that allows water to flow under the padding. In the corners are water only release fittings to let water out and keep grease in.08-12-2010
055351000 WITH MEANS FOR ADVANCING CLEAN PORTIONS OF CONTINUOUS OR INDEFINITE LENGTH SEPARATING MEDIA INTO GAS STREAM 1
20120317938REPLACEMENT CARTRIDGE FILTER WITH PLEATED FILTER MEDIA, AUTOMATIC FILTER MEDIA ADVANCE AND WIRELESS COMMUNICATIONS - A replacement filter deployed within a flow channel with a housing having a first frame member and a second frame member that are detachable with an exposure slot formed within the housing. A filter media storage area is within the housing, having unexposed, folded, pleated filter media stored therein. The unexposed folded, pleated filter media is compactly held within the filter media storage area. A motor is coupled to a power supply and in communication with a controller. The motor moving a movement member that advances an unexposed portion of the stacked pleated filter media into the exposure slot, expanding and exposing the unexposed portion of the media to the flow channel while retaining pleats and creating an exposed portion of the filter media. A containment area is provided where the exposed portion of the pleated filter media is collected folded, restacked and compactly stored and retained.12-20-2012
055466000 WITH SEPARATED NONGASEOUS MATERIAL CONDUCTING OR TREATING MEANS 1
20080282655GREEN HOUSE GASES FILTRATION SYSTEM - A filtration system for filtering gas may comprise a liquid pump, wherein the liquid pump may be configured to pump liquid. The system may also include a spray nozzle, wherein the spray nozzle may be in fluid communication with the liquid pump. The spray nozzle may be configured to spray liquid on a gas stream; wherein the spray nozzle may be configured to spray horizontally. The system further includes a liquid collection basin, disposed near the spray nozzle, wherein the liquid collection basin may be configured to collect liquid after spraying on a gas stream. The system may additionally include a plurality of condensation drips disposed along a top of the liquid filter configured to condense any liquid which may evaporate during filtration and returns the condensed liquid to the chambers for filtration. The system may be a closed system, enabling liquid to be recycled throughout the system.11-20-2008

Patent applications in all subclasses Gas separation