| Patents for B04C 7 - Apparatus not provided for in group , or; Multiple arrangements not provided for in one of the groups , , or; Combinations of apparatus covered by two or more of the groups , , or (570) |
|---|
| 06/12/2002 | CN1353591A Device for reducing pressure loss of cyclone dust collector |
| 05/02/2002 | EP1199970A1 Multi-cyclone collector for vacuum cleaner |
| 04/24/2002 | EP1028812B1 Cyclone separator |
| 02/14/2002 | WO2000045961A9 Fluid conditioning system and method |
| 01/23/2002 | EP1173086A1 Device for reducing pressure loss of cyclone dust collector |
| 01/17/2002 | WO2002003846A1 Improved air-particle separator |
| 01/17/2002 | WO2002003845A1 Improved air/particle separator |
| 01/17/2002 | WO2002003844A1 Improved dust/particle collecting arrangement for cyclone separators |
| 01/02/2002 | CN2468598Y High efficiency vortex separator for gas transportation pipeline |
| 12/18/2001 | CA2043947C Dual-flow cyclon separator and its uses |
| 11/28/2001 | EP1157651A2 Cyclone separator |
| 11/13/2001 | US6315127 System and method for removing particulate contaminants from fluid streams |
| 10/25/2001 | US20010032812 System and method to improve flotation systems |
| 08/23/2001 | WO2001060524A1 Cyclone dust collector |
| 08/08/2001 | CN2441563Y Rotary separator for collecting powder and collecting particles |
| 07/24/2001 | CA2043880C Co-current cyclone mixer, separator, and applications thereof |
| 07/19/2001 | WO2001051164A1 System and method to improve flotation systems |
| 07/11/2001 | CN1302697A Dressing process for gold ore |
| 06/14/2001 | WO2001041934A1 Recirculation cyclones for dedusting and dry gas cleaning |
| 05/08/2001 | CA2098400C Dip pipe for facilities for the separation of substance mixtures |
| 05/03/2001 | DE19951312A1 Mist removal device used in crankcase ventilating system in IC engine comprises housing with cyclones arranged in region of flow path between inlet and outlet openings |
| 03/15/2001 | WO2001017688A1 Cyclone collector for vacuum cleaner |
| 03/14/2001 | CN2423034Y Cyclone water dust separator |
| 01/24/2001 | CN2415847Y 沉降箱 Settling tank |
| 01/09/2001 | US6171488 Fluid conditioning system |
| 12/27/2000 | CN2411853Y Reclaiming appts. for dust products or dust semi-products |
| 12/14/2000 | WO2000074548A1 Multi-cyclone collector for vacuum cleaner |
| 11/30/2000 | DE19923600A1 Process for preparing mineral raw materials involves directing separating medium in two or more partial streams into separating vessel with flow parameters each controllable independently |
| 11/29/2000 | CN1274620A Method for sorting raw ore, especially coal |
| 11/15/2000 | CN2405926Y Combined swirler |
| 11/14/2000 | US6146525 Apparatus and methods for separating particulates from a particulate suspension in wastewater processing and cleaning |
| 11/02/2000 | WO2000064321A1 Device for reducing pressure loss of cyclone dust collector |
| 09/27/2000 | CN1268068A Improved helical separator |
| 09/05/2000 | US6113777 Direct turn separator for particles in a gaseous mixture and its use for fluidized bed thermal or catalytic cracking |
| 08/23/2000 | EP1029596A1 Gas/liquid mixture separation |
| 08/23/2000 | EP1028812A1 Cyclone separator |
| 08/22/2000 | US6106711 Fluid conditioning system and method |
| 08/10/2000 | WO2000045961A1 Fluid conditioning system and method |
| 07/26/2000 | EP1021233A1 Continuous particle separation and removal cleaning system |
| 07/26/2000 | EP1021231A1 Improved helical separator |
| 06/20/2000 | CA2030102C Method and apparatus for removing solid particulates from a fluid stream |
| 05/03/2000 | EP0996505A1 Fluid conditioning system and method |
| 04/05/2000 | CN1051032C Apparatus for separation of solid from mixture of solids and fluid |
| 03/14/2000 | US6036749 Variable ptich helices; operates on combined cetrifugal and gravitational forces; separation of gases in drilling fluids in petroleum wells |
| 03/01/2000 | CN2366180Y Vortex flow dust collecting apparatus |
| 02/16/2000 | CN1049369C Sand controller for crude oil well end |
| 02/01/2000 | US6019825 Hydrocyclone gas separator |
| 01/26/2000 | EP0801696B1 Screening arrangement |
| 12/21/1999 | US6004386 Apparatus for creating gas-liquid interfacial contact conditions for highly efficient mass transfer |
| 12/01/1999 | EP0960657A1 A device which is suitable for applying a lacquer film to a disc-shaped registration carrier, as well as a method to be used therewith |
| 11/23/1999 | US5988603 Level maintenance in cyclone contractors |
| 10/26/1999 | US5972215 Continuous particle separation and removal cleaning system |
| 09/01/1999 | CN2335705Y Combined high-efficiency dust collector |
| 06/30/1999 | CN2326886Y Centrifugal cooking-fume exhauster |
| 05/14/1999 | WO1999022872A1 Cyclone separator |
| 05/11/1999 | US5901853 Apparatus and method for extracting impurities from a pulpous slurry |
| 05/04/1999 | US5899338 Screening apparatus for separating light impurities from pulp suspensions |
| 04/28/1999 | EP0881926A4 Hydrocyclone gas separator |
| 03/25/1999 | WO1999013961A1 Continuous particle separation and removal cleaning system |
| 03/09/1999 | US5878892 Separating device for precipitating solid particles from the gas flow of a fluidized bed |
| 03/04/1999 | WO1999010070A1 Improved helical separator |
| 01/28/1999 | WO1999003592A1 Fluid conditioning system and method |
| 01/28/1999 | CA2295521A1 Fluid conditioning system and method |
| 12/09/1998 | EP0881926A1 Hydrocyclone gas separator |
| 12/01/1998 | US5843211 Method and apparatus for separating a heavier phase from a lighter phase in a material flow by centrifugal force |
| 10/29/1998 | DE19717269A1 Centrifugal separator with symmetrical separating chamber |
| 08/11/1998 | US5791491 Apparatus and method for extracting impurities from a pulpous slurry |
| 07/15/1998 | EP0852963A1 Seperator for the direct centrifuge of the particules of a gaseous mixture and its use in a thermal cracker or FCC unit |
| 01/14/1998 | EP0817943A1 Device for separating solids particles from the gas flow of a fluid bed |
| 10/22/1997 | EP0801696A1 Screening arrangement |
| 09/02/1997 | US5662811 Using apparatus having an elongate tube with two ends, a wall and a porous section for the sparging of gas therethrough to the interior of the tube |
| 08/14/1997 | WO1997029324A1 Device for separating solids particles from the gas flow of a fluid bed |
| 08/14/1997 | DE19604565A1 Trennvorrichtung zum Abscheiden von Feststoffpartikeln aus dem Gasstrom einer Wirbelschicht Separation apparatus for separating solid particles from the gas stream of a fluidized bed |
| 07/16/1997 | EP0783614A1 Separation device |
| 04/24/1997 | WO1997014489A1 Hydrocyclone gas separator |
| 04/02/1997 | CN1146526A Sand controller for crude oil well end |
| 01/23/1997 | DE19525920A1 Egg-shaped cleaning unit and labyrinth processing gases or fluids |
| 01/09/1997 | DE19524649A1 Preheating and firing plant esp. for clinker mfr. |
| 12/24/1996 | US5586998 Co-current cyclone separation extractor |
| 12/10/1996 | CA2072278C Centrifugal flotation separator |
| 09/26/1996 | WO1996029136A1 Method and apparatus for optimizing gas-liquid contact |
| 08/21/1996 | EP0713476A4 Peroxide treatment process |
| 08/01/1996 | WO1996022836A1 Process and device for centrifugally separating substances |
| 07/31/1996 | EP0723813A1 Method and device for separating substances by centrifugal force |
| 07/26/1996 | CA2167788A1 Method and apparatus for separating a heavier phase from a lighter phase in a material flow by centrifugal force |
| 07/02/1996 | US5531904 Sparging of cleaning gases through tubes, degassing and controlling flow, drawing and conveying |
| 06/25/1996 | US5529701 Method and apparatus for optimizing gas-liquid interfacial contact |
| 06/13/1996 | WO1996017998A1 Screening arrangement |
| 05/29/1996 | EP0713476A1 Peroxide treatment process |
| 05/29/1996 | CN1031867C Fluidization chromatographic device for refining of diatomite |
| 04/11/1996 | WO1996010676A1 Separation device |
| 04/11/1996 | CA2199023A1 Separation device |
| 02/20/1996 | US5492224 Apparatus and method for extracting impurities from a pulpous slurry |
| 12/06/1995 | CN2214232Y Powder lot size-grading machine |
| 11/21/1995 | CA1337595C Apparatus for the separation of solids from mixture of solids and fluid |
| 09/20/1995 | CN1108619A Water treatment method and water treatment apparatus |
| 07/04/1995 | US5429250 Separation apparatus |
| 05/16/1995 | CA2103089A1 Separation apparatus |
| 03/23/1995 | CA2132513A1 Water treatment method and water treatment apparatus |
| 03/22/1995 | EP0644159A2 Water treatment method and apparatus on the basis of a liquid cyclone |