Patents
Patents for B07B 9 - Combinations of apparatus for screening or sifting or for separating solids from solids using gas currents; General arrangement of plant, e.g. flow sheets (3,146)
10/1990
10/17/1990EP0392455A1 Separator
10/17/1990EP0392453A2 Centrifugal separator
09/1990
09/26/1990CN2062656U Sorting machine using combination of specific weight and screening for removing stone
09/20/1990WO1990010506A1 Particle separation and classification mechanism
09/19/1990CN1009620B Apparatus and method for cleaning particle food and fodder in dry way
09/12/1990EP0386998A1 Method and apparatus for separating adhered paper from paper covered gypsum board
09/08/1990CA2011708A1 Method and apparatus for separating adhered paper from paper covered gypsum board
09/05/1990EP0385310A1 Electrostatic waste separation process
09/04/1990US4953709 Multi-stage means for sorting mixtures of solid materials
08/1990
08/29/1990EP0383871A1 Low velocity air classifier
08/21/1990US4950388 Separation of mixtures in a wind tunnel
08/09/1990WO1990008601A1 Process and installation for recovering valuable materials, in particular from waste materials on building sites
08/09/1990WO1990008597A1 Machine for processing goods, especially refuse, for sorting it
08/09/1990DE3903325A1 Verfahren zum rueckgewinnen von wertstoffen, insbesondere aus baustellenabfaellen und anlage zum durchfuehren des verfahrens A method for rueckgewinnen worth of materials, particularly of baustellenabfaellen and system for performing the method
07/1990
07/26/1990DE3901436A1 Method and installation for comminuting or milling moist materials and their drying in a hot gas flow
07/24/1990US4943368 Nonmetallic abrasive blasting material recovery process including an electrostatic separation step
06/1990
06/27/1990EP0316326A4 Separation of mixtures in a wind tunnel.
06/26/1990US4936978 Unit for postharvest treatment of sunflower seeds
06/19/1990US4935124 Rotatable wood chip classifier
06/13/1990EP0373134A1 A method and an apparatus for treating plant fibres
06/13/1990CN2058112U Sorting unit for hollow granule from coal ash
06/05/1990US4930359 Apparatus for preparing samples from a flow of bulk material
05/1990
05/29/1990US4929342 Apparatus and method for separating recyclable materials
05/22/1990US4927528 Sieve device for sieving out compost from rotten organic material
05/22/1990US4927030 Method and apparatus for debris screening and sorting of peanuts
05/22/1990CA1269355A1 System for recovery of salvageable ferrous and non- ferrous metal components from incinerated waste materials
05/17/1990WO1990005034A1 Apparatus and method for the separation of particulate material
05/01/1990US4921650 Method and apparatus for liquid treatment of pulp
04/1990
04/10/1990US4915824 Pneumatic classifier for tobacco and method
04/03/1990US4913804 Device and process for separating granular material
03/1990
03/14/1990EP0357762A1 Process and device for guiding and separating grains.
03/14/1990CN2054381U Fast-speed non-dust automatic screening device
03/14/1990CN2054380U Powder-clearing machine
03/13/1990US4908124 Vertical column, means for withdrawing fluid bed particles and foreign objects from the fluid, means for fluidizing mixture, means for subjecting mixture to upwardly directed air stream, means for separating particles
03/06/1990US4905914 Method of segregating metallic components and impurities
02/1990
02/21/1990EP0178316B1 Cyclone
02/08/1990WO1990000941A1 Low velocity air classifier
02/08/1990DE3826181A1 Schwerkraftsichter Gravity separator
02/07/1990EP0353261A1 Conveying apparatus and separation apparatus
01/1990
01/30/1990US4896835 Screening machine
01/24/1990CN2051531U Sorter for steel ball
01/23/1990CA1264604A1 Dusting flour recycling system
01/23/1990CA1264518A1 Method and apparatus for producing a continuous web
01/10/1990CN1038598A Procedure and apparatus for sorting of wood chips
12/1989
12/21/1989DE3919610A1 Method and device for sorting wood shavings
11/1989
11/09/1989DE3814458A1 Air separator
11/02/1989EP0339490A2 Device for sorting rubbish
10/1989
10/26/1989DE3812056A1 Apparatus for grinding and separating granular material
10/18/1989CN1036342A Classification of hollow glass corpuscles from powder coal ash
10/11/1989CN1005389B Method and apparatus for sieving heavy material from grain or other bulk material
10/04/1989CN1035963A Simple-and double-platen stone separator
09/1989
09/26/1989CA1259953A1 Screening device and process
09/21/1989WO1989008501A1 Process and device for guiding and separating grains
09/19/1989CA1259584A1 Vibratory separation apparatus
09/13/1989EP0331904A2 Method and apparatus for sampling a flow of bulk materials
09/13/1989EP0331903A2 Device for preparing samples from a flow of bulk materials
09/12/1989US4865721 Vertical-drop grain aspirator
09/12/1989US4865720 Debris separator system
09/08/1989WO1989007989A1 Method and apparatus for screening granular material
08/1989
08/30/1989EP0330046A2 Method for reclaiming plastics for metal/plastics waste materials
08/17/1989DE3803804A1 Method for comminuting ceramic catalyst bodies, in particular from motor vehicle exhaust systems
08/15/1989US4857178 Centrifugal classifier
08/15/1989US4857173 Particle classifier and method
08/08/1989US4855039 Vibrating screen
08/01/1989US4853112 Low velocity air classifier
07/1989
07/27/1989DE3836608A1 Method and apparatus for removing at least one fraction from a mixture of valuable substances
07/13/1989WO1989006166A1 Method and apparatus for grading and/or sorting seed or grain
07/11/1989US4846975 Anaerobic digestion process
07/04/1989US4844349 Process for producing toner for developing electrostatic images and apparatus therefor
06/1989
06/27/1989US4842144 Grain sorter for use in a rotary type rice hulling and sorting device
06/20/1989US4840727 Double bank grain cleaner and aspirator therefor
06/15/1989WO1989004802A3 Conveying apparatus and separation apparatus
06/13/1989US4839035 Cylindrical screen separator with spirally arranged clearing and conveying blades
06/01/1989WO1989004802A2 Conveying apparatus and separation apparatus
06/01/1989WO1989004722A1 Process and device for separating heavy admixtures from grain
06/01/1989WO1989004721A1 Process and device for separating mixed grain
05/1989
05/31/1989EP0318054A1 Method of and device for separating heavy impurities from grain
05/31/1989EP0318053A1 Method of and device for separating a grain mixture
05/24/1989EP0316461A1 Vibratory screen
05/24/1989EP0316326A1 Separation of mixtures in a wind tunnel
05/23/1989CA1254545A1 Solid waste treatment plant for the production of combustibles
05/18/1989WO1989004212A1 Anaerobic digestion process
05/17/1989EP0316305A2 Particle classifier
05/02/1989US4826017 Vibrating screen
04/1989
04/25/1989US4824559 Rotary air separator
04/12/1989EP0222802B1 Pneumatic classifying procedure and means
03/1989
03/28/1989US4815667 Conveying between rotating roll and backing plate
03/21/1989US4813613 From plantago psyllium seeds, impact grinding
03/15/1989CN1031664A Gravity classifier
02/1989
02/21/1989US4806235 Apparatus for cleaning grain products
01/1989
01/31/1989US4801374 Apparatus for the treatment of seed materials
01/31/1989US4801325 Method for producing high-grade fertilizer and useful side products
01/25/1989EP0300297A1 Process and plant for treating recovered granular material used on wintry roads
01/24/1989CA1249245A1 Particle classifier
01/17/1989CA1248914A1 Vibratory separation apparatus
12/1988
12/28/1988EP0296585A2 Method for separating crusts and substrates
12/15/1988DE3718016A1 Process for mechanical-chemical-thermal desulphurisation of bituminous coal
12/13/1988CA1246417A1 Vibrating trough tobacco separator and classifier
12/07/1988EP0293426A1 Installation and process for the dry-grinding of granular foodstuffs and feedstuffs.
12/06/1988US4789068 Wood chip classifying system
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