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| Number | Title | Issue Date |
| 7648543 | Multistage variable impactor An inertial gas-liquid separator and method is provided, including variable orifice jet nozzle structure having a variable orifice area dependent upon axial movement of a plunger relative to a housing sleeve, and in another embodiment having first and second flow br... | 01/19/2010 |
| 7473291 | Inertial gas-liquid separator with variable flow actuator An inertial gas-liquid separator has a variable flow actuator movable to open and close a variable number of accelerating flow nozzles. ... | 01/06/2009 |
| 7429284 | Cyclone dust collecting apparatus A cyclone dust collecting apparatus comprises at least one second cyclone unit having a first cyclone unit, an air passage for guiding air discharging via the first cyclone unit, and a discharge pipe wherein the discharge pipe comprises a passage guide member for gu... | 09/30/2008 |
| 7416575 | Cyclone dust collecting apparatus A cyclone dust collecting apparatus has a cyclone body having an air inlet for drawing in, contaminant-laden air and an air outlet connected with a vacuum suction source. The vacuum provided by the vacuum source draws air from the air outlet, which passes through th... | 08/26/2008 |
| 7377954 | Performance air filtration cartridge An air filtration cartridge has annular filter media having a hollow interior and extending axially between first and second distally opposite end caps. The first end cap is an outlet end cap having flow straightening structure integrally formed therewith and spanni... | 05/27/2008 |
| 7258727 | Apparatus for separating particles from a flowing medium A separating apparatus which enables particles to be separated from a flowing medium by a preliminary separator which avoids the undesirably high pressure losses due to the flow resistance of known preliminary separators. The separating apparatus has a housing with ... | 08/21/2007 |
| 7070637 | Apparatus for separating particles from a fluid A particle separation device for removing particles from a fluid. An embodiment of the device includes a particle separation chamber with an annular tunnel. A plurality of inlet vanes extend within the annular tunnel for imparting a helical fluid flow by deflecting ... | 07/04/2006 |
| 7025798 | Tabletop-type air cleaner A personal tabletop-type air cleaner is provided which is user-friendly and can improve smoke sucking efficiency in a simple configuration. The disclosed personal tabletop-type air cleaner has a front opening portion to suck air containing smoke of a cigarette, a bl... | 04/11/2006 |
| 6960124 | Cutting machine with environment control arrangement A cutting machine includes a bottom collecting tray, a cutting blade overhanging on a cutting table and having a cutting area defined at an outer circumferential portion thereof when the cutting blade cuts the work piece, and an environment control arrangement. The ... | 11/01/2005 |
| 6802881 | Rotating wave dust separator The present invention is a separation apparatus that combines the effects of a cylindrical vortex and a series of partial toroidal vortices. The toroidal vortex and cylindrical vortex fluid flows combined provide better separation than either fluid flow alone. Moreo... | 10/12/2004 |
| 6752845 | Apparatus for separation of a liquid from a multiphase fluid flow An apparatus for separation of a liquid from a multi-phase fluid flow flowing through a pipeline, wherein the fluid flow is set in rotation so that it is separated into a central zone (5) essentially containing gas, and an outer annular zone (6) essent... | 06/22/2004 |
| 6719830 | Toroidal vortex vacuum cleaner centrifugal dust separator Disclosed is an improved vacuum cleaning apparatus utilizing a self-sustained vortex flow in a centrifugal separator. More specifically, vortex flow is maintained via pressure differentials allowing the ejection of dust and other particles without bags, filters, or ... | 04/13/2004 |
| 6702877 | Apparatus and method for processing of a mixture of gas with liquid and/or solid material Disclosed device for separating a mixture of gas with liquid and/or solid, which comprises a gravity separation vessel and a processing vessel which can be mounted in the gravity separation vessel. The processing vessel comprises a flow body which is prov... | 03/09/2004 |
| 6679930 | Device for reducing pressure loss of cyclone dust collector A device for reducing pressure loss of a cyclone dust collector is disclosed, in which a turbulence flow generated when inlet air into a cyclone body is discharged out through an air outlet passage can be laminated. The device for reducing pressure loss o... | 01/20/2004 |
| 6599348 | Methods for reducing entrainment of solids and liquids Methods are provided for the reduction in entrainment of solids and liquids, and loss of valuable chemicals such as catalysts, in processing and refining sequences that employ separation devices in which non-vapors are to be separated from vapors. The met... | 07/29/2003 |
| 6368387 | Device and process for recovering powder and installation for spraying coating product equipped with such a device A device for recovering powder in an installation for spraying pulverulent coating product. The device includes: at least one cyclone for separating the powder recovered in the installation and its conveying air, and a sieve associated with the or each cy... | 04/09/2002 |
| 6270544 | Cyclone separator having a tubular member with slit-like openings surrounding a central outlet pipe A cyclone separator for separating a solid particulate from the gas or liquid medium is described. The separator is provided with a housing (H), an outlet (4) for discharging the solid particulate separated from the medium, a pipe (13) for evacuating the ... | 08/07/2001 |
| 6251155 | Automatic warehouse for supplying air to a clean air space To supply clean air throughout entire racks even if the height of the racks in an automatic warehouse is increased. A blower motor 18 is provided at the bottom of racks 10 and 11 to suck air in a loading space 12 and supply it to a clean air path 20. In a... | 06/26/2001 |
| 5961676 | Hard bag door with air directing arrangement A hard bag cleaner door is disclosed having air directing rib vanes integral with its inner surface. These vanes take the form of, alternately, angled J-shaped ribs and short straight interleaved ribs. All the ribs are stepped so that the flow passage for... | 10/05/1999 |
| 5863309 | Hard bag door with air directing arrangement A hard bag cleaner door is disclosed having air directing rib vanes integral with its inner surface. These vanes take the form of, alternately, angled J-shaped ribs and short straight interleaved ribs. All the ribs are stepped so that the flow passage for... | 01/26/1999 |
| 5788728 | Powder coating booth with improved cyclone separator Apparatus and process for extracting powder from a stream of powder laden air drawn from a manual powder spray booth in a first embodiment, with a cyclone recovery system, typically containing two cyclone separators for separating the powder from the air.... | 08/04/1998 |
| 5009681 | Air inlet chamber for a mixture former of a motor vehicle Located on an air outlet (3) of an air inlet chamber leading to a mixture former is a star-shaped insert (6), which provides for evening-out of the air flowing out of the air outlet (3) by means of linearly oriented air conducting surfaces (8) arranged in... | 04/23/1991 |
| 4957715 | Gas treatment process A process for the removal of carbon dioxide, hydrogen sulfide and alkyl mercaptans from a hydrocarbon-containing feed gas: (a) contacting the feed gas with an adsorbent capable of removing hydrogen sulfide and alkyl mercaptans from the feed gas at effective co... | 09/18/1990 |
| 4886523 | Process and apparatus for aerodynamic separation of components of a gaseous stream This disclosure includes a process and apparatus for subsonic aerodynamic separation of components existing in condensed and/or condensable form in a gaseous stream, in which the gaseous stream undergoes successively an expansion up to high subsonic veloc... | 12/12/1989 |
| 4797263 | Monolithic catalytic converter with improved gas distribution A catalytic converter has a monolith with a plurality of catalyst coated passages to which internal combustion engine exhaust gases are directed with a nonuniform velocity profile that is highest at the center. A flow distributor is mounted in the convert... | 01/10/1989 |
| 4778494 | Cyclone inlet flow diverter for separator vessels A gas-liquid separator or slug catcher includes an inlet flow diverter for disposition in a separator vessel wherein the flow diverter includes a generally cylindrical inner wall member and a cylindrical cap having a depending wall spaced from and surroun... | 10/18/1988 |
| 4721561 | Centrifugal force separator A centrifugal force separator for broken grains, husks, dust and other impurities from air has a pre-separating chamber (2) with a tangential raw gas inlet (1), in which a cylindrical deflecting screen (4) and a clean gas outlet (5) axially adjoining the ... | 01/26/1988 |
| 4581050 | Dust collector A dust collector including two tubes which communicate through an interconnecting conduit. A first tube operates as a cyclone which separates a great fraction of dust or solid components from the incoming air and collects the same in a bag at the bottom o... | 04/08/1986 |
| 4477271 | Modified nozzles for polymer finishers An apparatus for separating entrained matter from a flowing fluid carrying the entrained matter includes a passage diverging at an angle of from 3 to about 20 degrees in the direction of flow of the fluid and at least one helical flight having the same tw... | 10/16/1984 |
| 4422342 | Temporary vanes to straighten gas flow in scrubbers A method is provided for flow straightening and sampling gas in the stack of a gas scrubber. In normal operation the gas has a substantially nonaxial flow so as to retain within the stack droplets carried by the gas. A flow straightener having flow straig... | 12/27/1983 |
| 4390426 | Centrifugal separators of the cyclone type The present invention relates to improvements in centrifugal separators of the cyclone type, in which the liquid or gaseous fluid to be purified passes through an inlet blading which is shaped so as to cause the fluid to whirl rapidly in so-called irrotat... | 06/28/1983 |
| 4375366 | Centrifugal chamber filter for separating solids from a gas stream The invention concerns a centrifugal chamber filter for separating solids from a gas stream. The filter has a cylindrical centrifugal chamber and outlet pipes which extend towards each other from the ends of the chamber for conducting away the purified ga... | 03/01/1983 |
| 4356009 | Gas scrubber and related method A scrubber device for removing finely divided contaminants including gases from a gas stream is disclosed. The device comprises a housing defining a pretreatment section, an implosion section, and a diffusion section. The pretreatment section includes an ... | 10/26/1982 |
| 4323369 | Air cleaner and ventilator Apparatus and method for supplying clean air to a closed vehicle from an ambient source of air polluted with particulate matter. This is accomplished by drawing in air as a hollow cylindrical flow, converting it to the form of a flat sheet of air having c... | 04/06/1982 |
| 4319899 | Air handling system for laminar flow clean enclosure A laminar flow clean air enclosure has at least two spaced apart side walls and a planar filter extending between the side walls to define a work area. A transition duct couples air between the outlet of a blower and an entrance region near one end of the... | 03/16/1982 |
| 4302227 | Baffled moisture separator A moisture separator reheater combination includes specially located perforated baffles which function to reduce components of steam fluid velocity flow which are substantially parallel to the cylindrical axis of the moisture separator vessel. These baffl... | 11/24/1981 |
| 4283206 | Component for de-spinning a flow of dry vapor or gas and liquid and for separating the liquid from the vapor or gas A component for de-spinning a flow of dry vapor or gas and for separating liquid from the vapor or gas, said component including an outer vertical tube (4) for admission of a mixture of the vapor or gas and a liquid for separation which mixture is caused ... | 08/11/1981 |
| 4280825 | Vertical separator for separating liquid or solid particles from a vapor or a gas A vertical separator for separating liquid or solid particles from a mixture of the particles and a vapor or a gas, said separator including, inside an outer casing a chamber for admitting the mixture, a plurality of vertical tubes whose ends are provided... | 07/28/1981 |
| 4279624 | Downflow separator method and apparatus A centrifugal separator has an outer tube and an inner tube concentrically positioned therein, forming an annular gas inlet channel between the outer and inner tubes, and slots are defined in the inner tube to provide communication between this annular ch... | 07/21/1981 |
| 4244708 | Method and apparatus for separating components from a flowing medium by means of centrifugal force A method and apparatus are disclosed for separating components from a flog medium by means of centrifugal force. The flowing medium travels through two stages. In the first stage a spin is generated and in the second stage the actual material separation ... | 01/13/1981 |
