| 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) |
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| 12/01/1988 | DE3741650C1 Apparatus for classifying dust-like bulk materials |
| 12/01/1988 | DE3717511A1 Process and arrangement for processing tuff pumice and fine pumice and aggregate for lightweight masonry mortar produced according to the process |
| 11/22/1988 | US4785761 Mobile seed cleaning apparatus |
| 11/15/1988 | US4784756 Division of fine, light and coarse, heavy particles by centrifugal force; removal by gas flow |
| 11/15/1988 | US4784755 Dust control |
| 10/26/1988 | EP0287566A1 Device for dry forming webs. |
| 10/18/1988 | US4778061 Having rotating disc screens; waste treatment and removal |
| 09/14/1988 | EP0282048A2 Device for treating recycling materials, preferably debris |
| 09/08/1988 | DE3706134A1 Air-sifting device |
| 08/31/1988 | EP0280127A2 Pneumodensitometric vibrating separator for sorting of heterogeneous bulk products |
| 08/31/1988 | CN87100850A Wind conveyer |
| 08/17/1988 | EP0182831B1 Installation and process for sorting heavy materials, in particular stones or the like from cereals or other bulk products |
| 08/03/1988 | EP0276750A2 Method and device for preparing bulk material, in particular abrasive material |
| 07/07/1988 | DE3644403A1 Process for the dry separation of multiple-component solids particle mixtures originating from solids-laden flue gases, in particular of coal combustion processes |
| 07/05/1988 | US4755284 Elutriator |
| 06/29/1988 | EP0272624A2 Screening device for separating compost from rotten organic material |
| 06/22/1988 | EP0271608A1 Device for separating lighter objects from waste material |
| 06/22/1988 | CN87101243A Apparatus and method for cleaning particle food and fodder in dry way |
| 06/16/1988 | WO1988004204A1 Installation and process for the dry-grinding of granular foodstuffs and feedstuffs |
| 06/09/1988 | DE3641016A1 Process and apparatus for processing beany material, in particular cocoa beans |
| 06/01/1988 | EP0181353B1 Device and process for separating granular material |
| 05/31/1988 | US4747939 Projecting matter into spiraling fluid stream, separating stream |
| 05/24/1988 | US4746421 Density classification of particulate materials by elutriation methods |
| 04/27/1988 | EP0265421A2 Bar screen |
| 04/27/1988 | EP0264761A1 Process for producing toner for developing electrostatic images and apparatus therefor |
| 04/19/1988 | CA1235387A1 Dry material sorting device |
| 04/12/1988 | US4737269 For separating dust and fines |
| 03/15/1988 | US4730790 Waste material classifying and reducing apparatus |
| 03/09/1988 | CN87207361U Rocking screen for high-speed drying and screening material |
| 03/01/1988 | US4728043 Mechanical sorting system for crude silicon carbide |
| 02/11/1988 | WO1988000861A1 Separation of mixtures in a wind tunnel |
| 01/26/1988 | US4721561 Centrifugal force separator |
| 01/07/1988 | EP0252067A2 Method of and device for sorting seeds |
| 12/29/1987 | US4715950 Vibratory separation apparatus |
| 12/16/1987 | EP0249094A2 Method and plant for the treatment of laminated glass |
| 12/15/1987 | US4712277 Method and apparatus for producing a continuous web |
| 12/10/1987 | DE3716585A1 Method for separating off hard materials from refuse |
| 12/02/1987 | EP0247237A2 Method and a device for sorting and dry cleaning wheat |
| 12/01/1987 | US4710286 For applying a finish to products |
| 11/12/1987 | DE3710602A1 Apparatus and method for processing granular material, in particular wheat |
| 11/11/1987 | EP0244744A2 Centrifugal sifter |
| 10/20/1987 | US4701256 Recirculating pneumatic separator |
| 10/20/1987 | CA1228340A1 Process for removal of troublesome mineral matter from pulverized coal |
| 10/13/1987 | US4699710 Separator for particulates |
| 10/13/1987 | CA1228054A1 Process and apparatus for producing a metalliferous concentrate from a particulate feed material |
| 10/08/1987 | DE3708914A1 Installation having at least one beating mill |
| 09/08/1987 | US4692167 Grinding, separation, screening, drying and granulation |
| 08/18/1987 | US4687105 Arrangement in grading and cleaning machines with screens |
| 08/12/1987 | EP0231327A1 Apparatus for sizing grains between 20 and 300 microns. |
| 08/04/1987 | US4684458 Grain cleaning auger |
| 07/14/1987 | US4680107 Device for separation of the components of edible meals |
| 07/07/1987 | US4678560 Screening device and process |
| 07/01/1987 | EP0227555A1 Method of and plant for dehulling-separating sun flower seeds |
| 06/18/1987 | WO1987003626A1 Method and device for dry forming webs |
| 06/16/1987 | US4672982 Process for the production of a smoking material from cigarette maker winnowings and apparatus |
| 06/10/1987 | EP0224892A1 Method and apparatus for producing a continuous web |
| 06/09/1987 | US4671867 Method and means for treating foundry sands and the like |
| 05/27/1987 | EP0222802A1 Pneumatic classifying procedure and means. |
| 05/06/1987 | EP0220853A2 System for recovery of salvageable ferrous and non-ferrous metal components from incinerated waste materials |
| 05/05/1987 | US4662570 Apparatus for processing refuse to produce steel-making scrap |
| 04/22/1987 | EP0219226A2 Dusting flour recycling system |
| 04/21/1987 | CA1220763A1 Differential rate particulate gradation screening and blending system |
| 03/26/1987 | DE3533484A1 Air separator |
| 03/24/1987 | US4652362 Apparatus and method for separating heavy material, more particularly stones or the like, from cereals and other bulk materials |
| 03/10/1987 | US4648560 Screen separator method for foundry waste materials |
| 03/04/1987 | EP0212495A2 Screening device and process |
| 03/03/1987 | US4646759 Vibrating trough tobacco separator and classifier |
| 03/03/1987 | CA1218578A1 Process for the production of a smoking material from cigarette maker winnowings and apparatus therefor |
| 02/10/1987 | US4642180 Lighweight and easily detatchable |
| 02/03/1987 | US4640768 Elutriation apparatus for the purification and separation of powders of different densities |
| 01/29/1987 | WO1987000454A1 Apparatus for sizing grains between 20 and 300 microns |
| 01/13/1987 | US4636305 Apparatus for cleaning grits |
| 01/13/1987 | US4636301 Compressed air and vacuum head over conveyor line |
| 01/06/1987 | US4634522 Actuating with air current |
| 01/02/1987 | DE3522478A1 Process and apparatus for producing a gravel/sand finished product |
| 12/23/1986 | US4631156 System and method of particulating 4,4' methylenebis (2-chloroaniline) |
| 12/23/1986 | CA1215683A1 Inclined vibrated screen with pneumatic cyclonic flow input and pressure relief means |
| 12/23/1986 | CA1215682A1 Differential rate screening |
| 12/09/1986 | US4627576 Differential rate screening |
| 12/03/1986 | CN85104360A Method and apparatus for sieving out heavy material from grain or other bulk material |
| 11/26/1986 | EP0202424A2 Apparatus for the primary selection of solid urban waste |
| 11/25/1986 | US4624416 Procedure for classifying a crystal mixture or concentrating rocks or mixed crystals in particle form |
| 11/25/1986 | US4624370 Vibratory separation apparatus |
| 11/20/1986 | WO1986006660A1 Pneumatic classifying procedure and means |
| 11/18/1986 | US4623515 For reuse |
| 11/18/1986 | US4623449 Apparatus for the separation of the reusable part from the unusable part of granular form filter material, in particular of granular form activated charcoal, from filter equipment |
| 10/29/1986 | EP0198945A2 Classifying and sifting plant for separating unwanted particles from bulk material |
| 10/07/1986 | US4615797 Electrostatic recovery of values, such as gold, from ore |
| 09/30/1986 | US4614271 Separating element for vibratory grain separator |
| 09/25/1986 | WO1986005420A1 Dry material sorting device |
| 09/16/1986 | CA1211291A1 Method of segregating metallic components |
| 09/09/1986 | CA1210996A1 Method and apparatus for removing foreign objects from fluid bed systems |
| 08/20/1986 | EP0191691A1 Solid waste treating plant for producing a combustible |
| 08/05/1986 | US4604192 Powder classifier |
| 08/05/1986 | CA1209098A1 Feedback control of a screening system utilising an impingement sensor |
| 07/15/1986 | CA1207729A1 Method and apparatus for recovering thermoplastic from coated fabric scrap |
| 07/08/1986 | US4599163 Device for the separation of the components of edible meal |
| 07/08/1986 | CA1207279A1 Apparatus and method for producing shot-free mineral wool |
| 06/17/1986 | CA1206120A1 Elutriation highgrader |
| 06/04/1986 | EP0182831A1 Installation and process for sorting heavy materials, in particular stones or the like from cereals or other bulk products. |