| Patents for B04C 5 - Apparatus in which the axial direction of the vortex is reversed (6,912) |
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| 05/22/1991 | CN2077331U Axially closed coasre powder separator |
| 05/21/1991 | US5017288 Cyclone separator |
| 05/16/1991 | WO1991006374A1 Improvements in or relating to a centricleaner |
| 05/15/1991 | EP0200768B1 Sample splitter |
| 05/15/1991 | CN2076880U Energy-saving vortex duster |
| 05/15/1991 | CN1051314A 低压力降蒸汽/水锥形旋风分离器 Low pressure drop of steam / water conical cyclone separator |
| 05/07/1991 | US5013342 Centrifugal separator and granular filter unit |
| 05/02/1991 | EP0425311A1 Cyclone steam/water separator |
| 05/02/1991 | EP0424431A1 A method and arrangement for cleansing a fibre suspension from light contaminants |
| 05/02/1991 | DE3936078A1 Vortex chamber for cyclone dust separator - has tangential inlet ducts arranged in rotational symmetry |
| 05/01/1991 | CN1050995A High-capacity ore dressing machine using spiral shaking table with wave-vibration cyclone |
| 04/30/1991 | CA1283631C Method and apparatus for separating particles fluidly suspended in a slurry |
| 04/24/1991 | CN2075549U Ceramic liner of rotary dust cleaner |
| 04/24/1991 | CN2075548U High density dust removing device |
| 04/23/1991 | US5009785 System and apparatus for the separation of multi-phase mixture |
| 04/23/1991 | US5009784 Cyclone separator with oppositely directed separating chambers |
| 04/23/1991 | US5009684 Multiple cyclone separator |
| 04/18/1991 | WO1991005197A1 Method of joining tubular sections |
| 04/18/1991 | DE3937279C1 Multistage hydrocyclone for mfg. cellulose suspensions - has several parallel hydrocyclone cleaners which operate with specified consistency of suspension |
| 04/17/1991 | EP0423082A2 Appliance for the decantation and recovery of powdery products in pneumatic conveyors |
| 04/17/1991 | EP0422314A1 A method and device for the production of cellulose pulp of improved quality |
| 04/17/1991 | CN1012338B Particle separator |
| 04/16/1991 | US5008014 Separator |
| 04/11/1991 | WO1991005912A1 A method and device for the production of cellulose pulp of improved quality |
| 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 |
| 03/26/1991 | US5002671 Injection, exhaustion and centrifuging, a casing with plates to close off the ends |
| 03/20/1991 | CN1049985A Cyclone separator wall refractory material system |
| 03/19/1991 | US5000766 Suction system gas separator from fluid |
| 03/13/1991 | EP0395647A4 Hydrocyclone overflow transport |
| 03/13/1991 | EP0377014A4 Cyclone separator apparatus |
| 03/13/1991 | EP0368849A4 Cyclone separator |
| 02/27/1991 | CN1049551A Fluidized bed steam generating system including steam cooled cyclone separator |
| 02/26/1991 | US4996538 Apparatus for separating and recovering solid developer particles transported by a gaseous flow |
| 02/26/1991 | US4996028 Trickle valve |
| 02/26/1991 | US4995989 Separating liquids |
| 02/20/1991 | EP0413612A2 Fluidized bed steam generating system including a steam cooled cyclone separator |
| 02/20/1991 | EP0413599A1 Cyclone separator wall refractory material system |
| 02/20/1991 | CN2071541U Cyclone dust collector |
| 02/19/1991 | US4994097 Rotational particle separator |
| 02/15/1991 | EP0434671A4 Liquid separator. |
| 02/13/1991 | CN1049114A Taper deslagging unit and manufacturing method |
| 02/12/1991 | CA1280090C2 Processing apparatus incorporating cup-shaped pressure seal |
| 02/07/1991 | WO1991001207A1 Method and apparatus for centrifugal cooling and treating of solids in dilute phase solid-gas systems |
| 02/06/1991 | EP0238491B1 Cyclone separator |
| 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 |
| 01/30/1991 | CN2070204U Pumping type double rotary duster |
| 01/29/1991 | CA1279528C Refractory anchor |
| 01/23/1991 | EP0408862A2 Hydrocyclone |
| 01/23/1991 | CN2069754U New-type dry vortex dust-remover |
| 01/20/1991 | CA2021478A1 Hydrocyclone |
| 01/16/1991 | EP0407713A2 Process and device for separating a solid from a gas |
| 01/10/1991 | WO1991000387A1 Method of purifying pulp of contaminations heavier than it and a separating apparatus |
| 01/10/1991 | DE3920767A1 Cyclone type dust separator for engine air inlet - has housing, air inlet element and dust outlet made of one piece |
| 01/09/1991 | EP0406481A1 Process and apparatus for the prevention or removal as appropriate of blockages in the outlet region of a cyclone heat-exchanger |
| 01/08/1991 | US4983283 Cyclone separator |
| 01/08/1991 | CA1278711C Dental suction apparatus |
| 12/27/1990 | EP0403545A1 Heat exchanger. |
| 12/27/1990 | EP0325607A4 Cyclone separator |
| 12/27/1990 | EP0256014B1 System and apparatus for the separation of multi-phase mixtures |
| 12/26/1990 | CN2068193U Whirlwind dust remover |
| 12/26/1990 | CN2068016U Double feed port water media cyclone group for coal washery |
| 12/26/1990 | CN2068015U Taper deslagging unit |
| 12/26/1990 | CN1047987A Sand removing process using vortex flow |
| 12/25/1990 | US4980064 Cyclone separator with enlarged underflow section |
| 12/13/1990 | WO1990014875A1 Filtering unit |
| 12/12/1990 | EP0401276A1 Separating liquids |
| 12/11/1990 | US4976872 Cyclone separator |
| 12/05/1990 | EP0400431A2 Separation unit |
| 12/05/1990 | EP0400202A2 Gas liquid separator |
| 11/22/1990 | EP0398864A2 Method and device for the separation of substances from a medium |
| 11/22/1990 | EP0245268B1 Method and apparatus for separating solid particles from flue gases in a circulating fluidized bed reactor |
| 11/20/1990 | US4971685 Bubble injected hydrocyclone flotation cell |
| 11/15/1990 | DE3915457A1 Cleaned air discharge unit of cyclone floor and dip tube - completely removable from cyclone to aid removal of trapped powder |
| 11/13/1990 | US4969934 Gas flow |
| 11/07/1990 | EP0395647A1 Hydrocyclone overflow transport. |
| 11/07/1990 | EP0311599B1 A circulating fluidized bed reactor and a method of separating solid material from the flue gases |
| 11/07/1990 | CN1010286B Wet selecting system for hollow glass microbead from powder coal ash |
| 11/06/1990 | CA1275784C Reduction of nox in flue gas |
| 10/31/1990 | EP0216780B1 Cyclone separator |
| 10/30/1990 | US4966703 Cyclone separator |
| 10/25/1990 | DE4012998A1 Vorrichtung zum trennen von oel und luft Apparatus for separating oil and air |
| 10/25/1990 | DE4009680A1 Two=stage centrifugal separator - has cyclone type and rotary flow type stages |
| 10/25/1990 | DE4009679A1 Gas-cleaning cyclone has axial helical diffuser - for additional sepn. of fixer dust particles |
| 10/24/1990 | CA2015169A1 Oil/air separator |
| 10/23/1990 | US4964994 Hydrocyclone separator |
| 10/10/1990 | EP0240486B1 Cyclone separator |
| 10/09/1990 | US4961863 Process for the separation of solids from a mixture of solids and fluid |
| 10/09/1990 | US4961761 Cyclone separator wall refractory material system |
| 10/06/1990 | WO1990011836A1 Device for separating fibres and gas |
| 10/06/1990 | CA2048660A1 Device for separating fibres and gas |
| 10/03/1990 | EP0390373A2 Steam-water separating system for boiling water nuclear reactors |
| 10/03/1990 | CN2063051U Multi-pipe duster with down-inclined vortex air intake and long cone |
| 10/03/1990 | CN2063050U Gas vortex separator |
| 10/02/1990 | US4960525 Hydrocyclone for washing particles in liquid suspension |
| 09/27/1990 | DE3919715C1 Cyclone heat exchanger for powders - has tapered outlet connected to enlarged second with sloping part, opening into discharge pipe |
| 09/19/1990 | EP0266348B1 Cyclone separator |
| 09/19/1990 | CN1045361A Cylinder-rotating centrifugal duster |
| 09/12/1990 | CN2061868U Cyclone wet type dedusting device |