| 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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| 05/05/1981 | US4265738 Cleaning and/or grading machine for free-flowing materials |
| 05/05/1981 | US4265636 Use of formaldehyde as a chemical embrittling agent for waste |
| 04/28/1981 | US4264352 Comminution, elevation of moisture content for aerobic digestion |
| 04/14/1981 | US4261708 Apparatus and method for separating impurities from geothermal steam and the like |
| 04/07/1981 | US4260478 Apparatus for classifying particles |
| 03/24/1981 | US4257880 Centrifugal air classifying apparatus |
| 03/17/1981 | US4256267 Magnetic separation |
| 03/03/1981 | US4253940 Method and apparatus for separating waste materials |
| 02/10/1981 | US4249906 Method and apparatus for handling flux fines |
| 02/10/1981 | US4249655 Cyclone dust analyzer for determining microdust content in fibers |
| 02/03/1981 | US4248253 Method for separating veins from lamina of tobacco leaf |
| 01/20/1981 | US4245999 Method and apparatus for obtaining low ash content refuse fuel, paper and plastic products from municipal solid waste and said products |
| 12/30/1980 | US4242197 Method of and apparatus for classifying refuse |
| 11/04/1980 | US4231998 Method for separating carbon black from fiberglass |
| 11/04/1980 | CA1088883A1 Beneficiation of heavy minerals from bituminous sands residues by dry screening |
| 10/14/1980 | US4227997 Mobile non-polluting cleaning and processing apparatus and method |
| 10/07/1980 | US4226704 Collector discharge apparatus |
| 09/16/1980 | CA1085796A1 Apparatus for disposal of solid wastes and the recovery of fuel product therefrom |
| 04/29/1980 | CA1076538A1 Waste material processing apparatus |
| 08/07/1979 | CA1059964A1 Installation for separating a heterogeneous product into two fractions |
| 07/31/1979 | US4162768 Apparatus for separating paper fibres from portions of polyethylene film material |
| 07/24/1979 | US4162019 Apparatus for recovering filler from sanitary pads |
| 07/10/1979 | US4160653 Fluid bed separator apparatus for processing waste material to recover burnables |
| 05/30/1979 | EP0002122A1 Method and apparatus for separating paper and fibres from portions of polyethylene film material |
| 05/29/1979 | US4156508 Mobile material shearing apparatus |
| 03/06/1979 | CA1049961A1 Closing unloading devices in a pneumatic power-type separator |
| 02/13/1979 | US4139454 Reclaiming system for scrap metals |
| 01/23/1979 | CA1046988A1 Air classifier with counter flow secondary air |
| 11/28/1978 | US4127476 Air-classification apparatus and process for the segregation of mixed office-paper waste |
| 11/14/1978 | CA1042405A1 Apparatus for disposing of combustible and waste material |
| 09/12/1978 | CA1038335A1 Vertical current separation of preconditioned garbage from heavier fractions and lighter clinkerless combustibles |
| 08/15/1978 | US4106705 Resin material reclaiming machine |
| 06/13/1978 | US4094772 Method of and apparatus for sorting light refuse fractions |
| 01/24/1978 | US4070202 Method and apparatus for separating solid materials |
| 12/27/1977 | US4065282 Method of recovery of glass from municipal waste |
| 12/20/1977 | US4063903 Apparatus for disposal of solid wastes and recovery of fuel product therefrom |
| 08/30/1977 | US4044695 Multi-stage pneumatic municipal solid waste separation and recovery of a plurality of classifications |
| 08/23/1977 | US4043513 Process and apparatus for sorting refuse |
| 08/02/1977 | US4039434 Sugar cane harvester cane conveyor roller |
| 06/28/1977 | US4032436 Particles sizing |
| 01/11/1977 | US4002462 Ore beneficiation method and apparatus |
| 12/28/1976 | US4000061 Particulate dry product loading apparatus |
| 10/19/1976 | US3986949 Air classifier |
| 09/21/1976 | US3981454 Shredding, air flow |
| 04/20/1976 | US3951347 Apparatus for crushing material containing particles that are hard to pulverize |
| 03/02/1976 | US3941687 Solids separation |