Patents
Sitemap › B07 - Separating solids from solids; Sorting › B07B - Separating solids from solids by sieving, screening, or sifting or by using gas currents; Other separating by dry methods applicable to bulk material, e.g. loose articles fit to be handled like bulk material › B07B 11 - Arrangement of accessories in apparatus for separating solids from solids using gas currents
Patents for B07B 11 - Arrangement of accessories in apparatus for separating solids from solids using gas currents (2,099)
03/1994
03/01/1994US5289921 Elutriation apparatus and method for cleaning granules
02/1994
02/24/1994DE4227178A1 Centrifugal disc for impact pulveriser - comprises divergent profiled channels for removing husks from all sizes of grain or seed
02/23/1994EP0583924A2 Elutriation apparatus and method for cleaning granules
01/1994
01/25/1994US5281278 Conveying particles in an air flow then removal with channels
01/25/1994US5280837 Door for an improved separation device
01/25/1994CA1326471C Low velocity air classifier
12/1993
12/29/1993CN2150932Y Axial fan with guide disc for seperator
12/28/1993US5273163 Centrifugal particle classifier having uniform influx distributor
12/21/1993US5271504 Sifter and method of sifting
12/09/1993DE4218318A1 Cocoa bean and husk winnowing machine - has dust remover on air pressure sensor, maintaining correct air speed and optimum husk removal air pressure
11/1993
11/25/1993DE4317155A1 Light wt. matter sepn. appts. from mixed material for sepg. film from rubbish - comprises air movement system above conveyor belt and airstream evacuated to side from intermediate zone between upper and lower belt levels for effective sepn.
11/11/1993WO1993022074A1 Wind tunnel for cleaning and classifying solid particle form material
11/11/1993WO1993022026A1 Sifter and method of sifting
11/11/1993CA2112231A1 Wind tunnel for cleaning and classifying solid particle form material
11/09/1993US5259510 Apparatus for separating and removing fine particulates from a particle flow
10/1993
10/12/1993US5252110 Preferably vertical air separator
09/1993
09/30/1993DE4304508A1 Distributor for dispersing powdered material in a gas stream - has coaxial distributor plates with central opening for passing through part of supplied material to plate below
09/22/1993EP0561731A1 Plant, in particular for sorting household waste
09/14/1993US5244481 Preferably vertical air separator
09/08/1993EP0558572A1 Double separator for sorting particulate material.
08/1993
08/24/1993US5238118 Separator with displacement body
08/03/1993US5232096 Material dispersion apparatus
07/1993
07/28/1993EP0552837A1 Improved centrifugal particle classifier having uniform influx distributor
05/1993
05/27/1993WO1993009883A1 Cyclone separator
05/19/1993DE4137633A1 Windsichter und verfahren zum betrieb eines windsichters Wind sifter and method for operating a wind sifter
05/13/1993WO1993008918A1 Portable refuse separator
05/06/1993DE4135879A1 Sorting wheel for delivery of fine and abrasive substances - has hollow hub and axial metal blades between annulus and cover-plate with their ends mounted in annular grooves
04/1993
04/29/1993DE4134874A1 Particle grader with external blower - has vertically adjustable baffle ring fixed below thrower disc to control vertical component of spiral air flow
03/1993
03/04/1993WO1993003863A1 Ore sorting
02/1993
02/09/1993US5184730 Method and apparatus using feed conveying fluid blending the feed and/or separating debris from the feed
01/1993
01/26/1993US5181616 Grain processor
01/19/1993US5180257 Straightening instrument and cyclone
12/1992
12/09/1992EP0517022A2 Pneumatic separator
11/1992
11/26/1992DE4116683A1 Wind sifter for separate removal of coarse and fine materials - has preliminary jet pipe and high-speed gas jet for initial dispersal of material
11/19/1992EP0514370A2 Method and device for extracting by suction foreign matter from a stream of bulk material
11/19/1992DE4115898A1 Cylindrical wind sifter with bottom coarse outlet - has top fine outlet divided into several outlet apertures, symmetrical to rotor axis
10/1992
10/29/1992WO1992018811A1 A method and device for ash discharge
10/29/1992WO1992018257A1 Method of supplying air for purifying semolina, and a semolina-purifying machine
10/22/1992DE4126065A1 Griessputzmaschine Purifier
10/21/1992CN1065416A Method and apparatus for sifting sand or like bulk material
10/06/1992US5152604 Recirculating debris separating method and apparatus
09/1992
09/23/1992EP0504747A2 Method and device for sifting sand or similar free-flowing material
07/1992
07/23/1992DE4101566A1 Suction device for purifiers - has grid bars beneath barbed roller ensuring break-up of compacted fibres
07/16/1992DE4100622A1 Automatic gap adjustment for wind sifter - uses displaceable gap wall associated with outlet pipe
07/01/1992EP0492062A2 Air separator
06/1992
06/11/1992WO1992009376A1 Double separator for sorting particulate material
06/10/1992CN1061733A Double separator for sorting particulate material
05/1992
05/27/1992DE4040890C1 Dust generating material sorting wind sifter - has rotor with several concentric blade rims, including guide blades
05/13/1992EP0484758A2 Apparatus for dispersing materials
05/07/1992DE4035160A1 Rising sifter for loose bulk material - has accurately controlled flow speed through by=pass and measuring probes
05/05/1992US5110453 Split feed reject claimer
04/1992
04/21/1992US5106487 Parts separator device for separating heavy materials from chips and lubricants
04/14/1992US5103981 Particle separator/classification mechanism
03/1992
03/24/1992US5098557 Granular material cleaning apparatus and method
03/04/1992EP0472930A2 Pneumatic classifier, preferably a vertical one
02/1992
02/13/1992DE4025458A1 Turbine type air sifter - has sifting action enhanced by suction at inside edge of rotor vanes
02/13/1992DE4025247A1 Turbine-type air sifter - has lower end plate of rotor dished so that distance between end plates increases towards centre
02/06/1992DE4024440A1 Vertical winnowing machine impeller with curved vanes - has step formed between impeller outlet duct and outlet chamber
12/1991
12/17/1991US5073252 Pneumatic size separator for nickle-containing particles
11/1991
11/27/1991CN1014869B Gravity classifier
11/21/1991EP0456913A1 Suction-sifter
11/16/1991WO1991017835A1 System for separation of materials using suction air power
11/12/1991CA1291968C Apparatus with a fluidized bed for the continuous separation of two mixed solid phases
11/07/1991DE4014342A1 Air classifier with separate distributor - to optimise material distribution in classifying chamber using scatter rings
09/1991
09/18/1991CN2084848U Quantitative feeder for solid corpuscles
07/1991
07/30/1991US5035331 Method and apparatus for removing dust and debris from particulate product
07/24/1991CN1053198A Pneumatic lift
07/16/1991US5032256 Method and apparatus for air separation of material
07/11/1991WO1991009687A1 Method and apparatus for air separation of material
06/1991
06/18/1991US5024334 Method and means for gravity table automation
06/11/1991US5022982 Rotary drum solid waste air classifier
06/04/1991US5021149 Process and device for processing granulated materials
05/1991
05/28/1991US5018869 Method and apparatus using feed conveying fluid for blending the feed and/or separating debris from the feed
05/21/1991US5016823 Air current classifier, process for preparing toner, and apparatus for preparing toner
04/1991
04/09/1991US5005770 Sifter for sifting granular material and grinding system having introduction thereinto of such a sifter
03/1991
03/06/1991EP0415322A2 Wear indicating device
02/1991
02/20/1991EP0413503A1 Method and apparatus for removing dust and debris from particulate product
02/12/1991US4991721 Automation of an air-screen seed cleaner
12/1990
12/25/1990US4979622 Portable hull separator
12/04/1990US4975100 Particle separator device and apparatus for the pneumatic conveyance of granular materials
11/1990
11/07/1990EP0395675A1 Method and apparatus for classifying particles
10/1990
10/04/1990DE3909721A1 Fines and superfines separator for use in the regeneration of used foundry sand
09/1990
09/20/1990WO1990010506A1 Particle separation and classification mechanism
08/1990
08/29/1990EP0384101A1 Air classifier for sifting a granular material, and grinding plant employing such a classifier
08/29/1990EP0383871A1 Low velocity air classifier
08/21/1990US4950388 Separation of mixtures in a wind tunnel
08/16/1990WO1990009246A1 Air concentrator
06/1990
06/27/1990EP0316326A4 Separation of mixtures in a wind tunnel.
06/13/1990EP0372402A1 Particle separator device and apparatus for the pneumatic conveyance of granular materials
04/1990
04/10/1990US4915824 Pneumatic classifier for tobacco and method
04/03/1990US4913807 Particle separator
02/1990
02/21/1990EP0178316B1 Cyclone
02/08/1990WO1990000941A1 Low velocity air classifier
01/1990
01/03/1990EP0349490A1 Method and device for preparing granulates
11/1989
11/14/1989US4880530 Self-cleaning screening device
11/09/1989DE3814458A1 Air separator
10/1989
10/18/1989CN1005460B Fluidised-bed apparturs for continuous separating mixture of two kinds of solid
09/1989
09/21/1989DE3809339A1 Method and apparatus for dispersing debris in a transfer through a packed bed
09/21/1989DE3808023A1 Separator
09/21/1989DE3808022A1 Separator
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