Patents for B07B 7 - Selective separation of solid materials carried by, or dispersed in, gas currents (3,808)
09/1996
09/18/1996CN2235325Y Machine for separating shell from kernel of cotton seeds
08/1996
08/22/1996WO1996025233A1 Mineral separator
08/22/1996DE19505466A1 Wind sifter for grains of fine material
08/21/1996CN1129151A Gas current classifier and process for producing toner
08/14/1996CN2232801Y Critical pressure mechanical interlocker
08/06/1996US5542544 Apparatus and method for separating low density solids from an airflow
07/1996
07/25/1996DE19501587A1 Beater mill for grinding coal
07/18/1996DE19500224A1 Verfahren zur Aufbereitung von Mischkunststoffen Process for the preparation of mixed plastics
07/11/1996WO1996020819A1 Process and plant for processing mixed plastics
07/10/1996CN2230627Y Vortex powder separator
07/09/1996US5533629 Vortex pneumatic classifier
07/03/1996EP0719596A1 Device for separating flat and volumetric bodies
07/02/1996US5531388 Air-swept mill
06/1996
06/27/1996DE4446323A1 Recycler for intact tobacco from damaged cigarettes
06/26/1996CN1125409A Method and device for separating heavy particles from a particulate material
06/12/1996EP0612271B1 Cyclone separator
05/1996
05/29/1996CN2227991Y Automatic sorting apparatus for wollastonite needle powder
05/29/1996CN1123197A Air-flow grading machine
05/29/1996CN1031867C Fluidization chromatographic device for refining of diatomite
05/28/1996CA2097524C Waste recycle system
05/23/1996DE4441099A1 Rotary sifting machine
05/22/1996CN2227622Y Baling belt for layer-sandwiching machine
05/22/1996CN1122730A Method and apparatus for crushing material of different grain size
05/15/1996CN1122263A Mill classifier
05/15/1996CN1122262A Method and device for separation of a fine grained solid matter into two particle fractions
05/15/1996CN1031787C Pneumatic sealing device for powder separator
05/07/1996US5513805 Separating bast fibers from woody inner core ones of herbaceous plants; using rotating spiked cylinder to break up clumps
04/1996
04/30/1996US5511668 Pneumatic sifter
04/24/1996CN1121323A Separator for sorting of particulate material
04/23/1996CA2055124C Material dispersion apparatus
04/17/1996CN2224674Y Duvet inspecting instrument
04/17/1996CN2224673Y Airflow multi-stage rice grain separator from husk
04/10/1996CN2224037Y Dry-type multi-function panning machine
04/10/1996CN1119967A Gas current classifier and process for producing toner
04/03/1996EP0703838A1 Method and device for separating heavy particles from a particulate material
04/03/1996CN1031450C Particles grader using gas current, method and apparatus for preparing colour material
03/1996
03/28/1996WO1996009120A1 Cyclone separator
03/28/1996DE4434038A1 Vorrichtung zum Abtrennen wenigstens eines Stoffes aus einem Medium An apparatus for separating at least one substance from a medium
03/27/1996EP0703011A1 Gas current classifier and process for producing toner
03/21/1996WO1996008321A1 Open air density separator
03/05/1996US5496394 Wheel; stationary vane ring; spiral housing
02/1996
02/28/1996EP0697922A1 Separator for sorting of particulate material
02/28/1996CN2220904Y Reclaiming equipment for waste aluminium foil compound products
02/21/1996CN2220327Y Vortex type air powder selection machine
02/14/1996CN1116845A Fine particle classifier
02/08/1996DE4427418A1 Wind sifting plant material into fractions of preset density for tobacco, herbs etc.
02/06/1996US5489320 Air separator
01/1996
01/31/1996CN2218613Y Dry sand sluicing machine
01/25/1996DE4425906A1 Wet grinding of suspensions
01/24/1996CN2218033Y Improved multi-stage blowing chaff and broken rice separator
01/10/1996EP0691159A1 Classifier for grinding mills
01/07/1996CA2153221A1 Mill classifier
12/1995
12/27/1995EP0688250A1 Dry fluid substance loading device
12/13/1995CN2214850Y Flour grading machine
12/07/1995WO1995032811A1 Method and apparatus for the classification of solid particles
12/07/1995DE4419522A1 Centrifugal sifting wheel for wired sifter
11/1995
11/30/1995DE4418195A1 Forced draught sifter with tangential coarse particle outlet
11/23/1995WO1995031294A1 Reversing counterflow separator
11/16/1995DE4416757A1 Umlenk-Gegenstrom-Sichter A deflecting counter-current sifter
11/08/1995EP0680455A1 Fine particle classifier
10/1995
10/31/1995CA2034619C Two stage separator apparatus
10/25/1995CN2210722Y High-efficiency centrifugal powder-sieving machine
10/11/1995CN2209561Y Pneumatic cleaner
10/04/1995CN1109387A 风力筛选机 Wind Screening
09/1995
09/27/1995EP0673288A1 Rotor for mechanical air classifiers
09/21/1995DE19508314A1 Method for sorting of solid bodies using an air flow
09/06/1995CN2206784Y Powder choosen machine
09/05/1995US5447275 Toner production process
08/1995
08/23/1995EP0668108A1 Centrifugal separator
08/17/1995DE4431534A1 Combined jet pulveriser and air classification mill
08/09/1995EP0666114A2 Gas current classifier and process for producing toner
08/03/1995DE4402324A1 Centrifugal sieve for flour
07/1995
07/25/1995US5435442 Dry fluid substance loading device
07/20/1995DE4428128A1 Air sieving system for sepg. coarse from fine particles
07/20/1995DE4428127A1 Method for dispersion classification of powder materials
07/06/1995DE4416034A1 Sifting method for fine-grain material
07/04/1995US5429250 Separation apparatus
06/1995
06/28/1995EP0659484A1 High-speed pulverizing method and equipment
06/27/1995US5427018 Centrifugal disk for impact mills, air classifiers or the like
06/14/1995EP0391969B1 Self-cleaning screening device
06/07/1995CN1028724C Double separator for sorting particulate material
05/1995
05/30/1995US5419499 Treatment of particulate material
05/23/1995US5417330 Apparatus for separating tramp material from a pneumatic conveying systgem
05/18/1995DE4338897A1 Drive and opening concept for mechanical device
05/16/1995CA2103089A1 Separation apparatus
04/1995
04/25/1995US5409118 Open air density separator and method
04/18/1995US5407079 Method and apparatus for separating heavy particles from particulate material
04/05/1995CN1100971A Dry classification method for coal and apparatus thereof
03/1995
03/29/1995EP0645196A1 Vortex type air classifier
03/21/1995US5398813 Dry fluid substance loading device
03/16/1995WO1995007149A1 Centrifugal air separator
03/15/1995CN2191716Y Classificator for air current pulverizer
03/15/1995CN2191715Y Classer for micropowder material
03/09/1995DE4329662A1 Vane ring and separator
03/08/1995EP0641609A2 Wind sifter
03/02/1995DE4328769A1 Method and apparatus for sorting material particles of sheet-like, fibrous or granular consistency
02/1995
02/28/1995US5392998 Sifter for sifting granular material and grinding system with insertion of such a sifter
02/23/1995DE4429473A1 Wind sifter
02/15/1995EP0638365A2 Method and device for separating fine-grained solids into two grain size fractions
02/09/1995DE4326604A1 Classifying device
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