| Patents for B04C 9 - Combinations with other devices, e.g. fans (1,957) |
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| 05/24/1992 | CA2056070A1 Process for separating bentonite and carbon carrier particles from the dust obtained mechanically during used sand reclamation \ |
| 05/20/1992 | CN2104706U Duct type air-inducing and -dusting purifier |
| 05/13/1992 | EP0484847A1 Cyclone for separating by centrifugal force a mixture of gas and solid particles with heat recovery |
| 05/06/1992 | CN2103365U Whirlwind impact duster with liquid bath |
| 05/05/1992 | US5110323 Process for the return of recovered particulate solids by a cyclone separator to a vessel |
| 04/29/1992 | EP0482505A1 Vortex-filter combination for the separation of solids dispersed in gases or in vapours |
| 04/28/1992 | US5107630 Abrasive blasting apparatus |
| 04/22/1992 | CN2102164U Screw heat-exchanging dust remover |
| 04/21/1992 | CA1299024C Method and system for controlling cyclone collection efficiency and recycle rate in fluidized bed reactors |
| 03/25/1992 | EP0476727A1 Process for avoiding the formation of high condensated aromatic hydrocarbons and of dioxines in combustion plants |
| 03/18/1992 | EP0474686A1 Filtering unit |
| 03/11/1992 | CN1059300A 垃圾分选机 Garbage sorter |
| 03/10/1992 | US5094674 Device for separation of air from flotation slush |
| 03/04/1992 | CN2097689U Multiple rotary electrostatic duster |
| 03/03/1992 | US5093006 Liquid separator |
| 02/20/1992 | WO1992002288A1 Gas-liquid separator |
| 02/19/1992 | CN2096416U Cyclone type flotation post |
| 02/12/1992 | EP0314741B1 Gas purifying cyclone |
| 02/04/1992 | WO1992002292A1 Exhaust gas processor and exhaust gas processing equipment |
| 01/29/1992 | EP0468426A2 Classifier for powdery material |
| 01/29/1992 | CN1058157A Electric whirlwind dust collector |
| 01/28/1992 | US5084079 High-pressure hot separator |
| 01/24/1992 | CA2047494A1 Classifier for powdery material |
| 01/22/1992 | EP0466798A1 Device for separating fibres and gas |
| 01/14/1992 | WO1992000801A1 Method and apparatus for treating gases and/or solid material in a circulating fluidized bed reactor |
| 01/14/1992 | CA2087253A1 Method and apparatus for treating gases and/or solid material in a circulating fluidized bed reactor |
| 01/08/1992 | CN2092377U Cyclone separator |
| 01/07/1992 | US5078760 Roughing cyclones cooperating with cross-flow filters |
| 12/31/1991 | US5077024 Method and apparatus for wetting the particles contained in a gas flow |
| 12/25/1991 | CN1057214A Ash-water separating dust remover |
| 12/18/1991 | EP0461695A1 Process and apparatus for cleaning dust-laden and noxious exhaust gases |
| 12/17/1991 | US5073177 Rotational particle separator |
| 12/10/1991 | US5070624 Two-stage pneumatic conveying process for rubber cooling |
| 12/04/1991 | EP0266417B1 Reduction of no x? in flue gas |
| 11/27/1991 | EP0457821A1 Method and apparatus for cleaning of a pulp suspension |
| 11/19/1991 | US5066315 Reverse gas flow by rapid pressure rise |
| 11/13/1991 | EP0401276A4 Separating liquids |
| 11/13/1991 | CN1056063A Vapor clarification system and method |
| 10/31/1991 | WO1991016118A1 Vapor clarification system and method |
| 10/31/1991 | WO1991016117A1 Method and apparatus for predicting hydrocyclone performance |
| 10/22/1991 | US5059225 Gas purifying cyclone |
| 10/21/1991 | WO1991016185A1 Two-stage pneumatic conveying process for rubber cooling |
| 10/17/1991 | WO1991015302A1 Apparatus and method for separation of wet and dry particles |
| 10/16/1991 | EP0451343A1 High pressure hot separator |
| 10/16/1991 | CN2086635U Tqx-model whirlwind duster |
| 10/09/1991 | CN2086173U Water jet stream boiler duster |
| 10/08/1991 | US5055202 Method and apparatus for maintaining predetermined cyclone separation efficiency |
| 10/03/1991 | WO1991014494A1 Cyclone separator |
| 10/01/1991 | US5053126 Apparatus for gas liquid separation |
| 09/25/1991 | EP0447887A1 Apparatus for the separation of air from flotation turbid liquids |
| 09/24/1991 | US5051072 Gas removable pump for liquid |
| 09/18/1991 | CN1013932B Slurry input device |
| 09/10/1991 | CA2037856A1 High pressure hot separator |
| 09/04/1991 | CN2083961U Cyclonic cleaning smoke eleminating and dust reducing device |
| 09/03/1991 | US5045098 Bag separator |
| 08/21/1991 | CN2083277U Multi-function dryer |
| 08/06/1991 | US5037617 Regenerating cracking catalyst |
| 08/06/1991 | US5037558 Liquid separator |
| 07/18/1991 | DE4000845A1 Sepg. gas-liq. mixt. - using first cyclone chamber to separate liq. from gas and second fine sepn. chamber with fine pored fixed filter |
| 07/16/1991 | CA1286345C Feed and separation device |
| 07/03/1991 | EP0434671A1 Liquid separator |
| 06/11/1991 | CA1284773C Gas-water separator |
| 06/05/1991 | EP0430647A1 Method and apparatus for removing solid particulates from a fluid stream |
| 06/05/1991 | EP0430636A2 Gas removable pump for liquid |
| 06/04/1991 | US5021165 Centrifuge used to precondition a mixture before admission to flotation device |
| 05/28/1991 | CA2030493A1 Gas removable pump for liquid |
| 05/22/1991 | EP0273908B1 Circulating fluidized bed reactor |
| 05/15/1991 | EP0426955A2 Gas-water mixture for use in conditions of weightlessness |
| 04/24/1991 | CN2075550U Composite dust cleaner |
| 04/17/1991 | CN1012338B Particle separator |
| 04/11/1991 | DE3930357A1 Cyclone-type dust remover - has duct connecting outlet with central re-entry inlet |
| 04/09/1991 | US5006018 Feed and separation device |
| 03/28/1991 | DE3935952A1 Treating kieselguhr slurry for filter use |
| 03/19/1991 | US5000766 Suction system gas separator from fluid |
| 03/13/1991 | EP0416711A1 Abrasive blasting apparatus |
| 02/26/1991 | US4995989 Separating liquids |
| 02/19/1991 | US4994097 Rotational particle separator |
| 02/15/1991 | EP0434671A4 Liquid separator. |
| 02/14/1991 | DE3926497A1 Fine dust filter band collecting cyclone air - forms internal chamber from which collected dust is blown and sucked |
| 02/04/1991 | WO1991001810A1 An apparatus in hydrocyclones for separating sand and the like coarse particles |
| 02/04/1991 | CA2064104A1 Apparatus in hydrocyclones for separating sand and the like coarse particles |
| 01/10/1991 | WO1991000387A1 Method of purifying pulp of contaminations heavier than it and a separating apparatus |
| 01/08/1991 | CA1278711C Dental suction apparatus |
| 12/26/1990 | CN2068017U Power type separating device for gas and liquid |
| 12/13/1990 | WO1990014875A1 Filtering unit |
| 12/12/1990 | EP0402032A1 Vertically tiered particle filtering apparatus |
| 12/12/1990 | EP0401276A1 Separating liquids |
| 12/05/1990 | EP0400431A2 Separation unit |
| 12/05/1990 | EP0400202A2 Gas liquid separator |
| 11/30/1990 | CA2017706A1 Vertically tiered particle filtering apparatus |
| 11/29/1990 | DE3912978C1 Transverse flow classification system - uses water jets directed upward and producing fan spray pattern |
| 11/22/1990 | EP0245268B1 Method and apparatus for separating solid particles from flue gases in a circulating fluidized bed reactor |
| 11/13/1990 | US4969937 Vertically tiered particle filtering apparatus |
| 11/13/1990 | US4969934 Gas flow |
| 11/06/1990 | CA1275784C Reduction of nox in flue gas |
| 10/31/1990 | DE3930951A1 Centrifugal sepn. of liq. from gas - with settlement tank for partly sepd. media to increase total efficiency |
| 10/25/1990 | DE4009679A1 Gas-cleaning cyclone has axial helical diffuser - for additional sepn. of fixer dust particles |
| 10/09/1990 | US4961863 Process for the separation of solids from a mixture of solids and fluid |
| 10/06/1990 | WO1990011836A1 Device for separating fibres and gas |
| 10/06/1990 | CA2048660A1 Device for separating fibres and gas |