| Patents for B03B 5 - Washing granular, powdered or lumpy materials; Wet separating (6,471) |
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| 08/05/1980 | US4216095 Dynamic dense media separator |
| 07/29/1980 | US4214981 Steric field-flow fractionation |
| 06/26/1980 | WO1980001286A1 Apparatus for anaerobic fermentation of organic material in aqueous dispersion for the production of methane and organic by-products |
| 06/25/1980 | EP0012740A1 Method and device to determine the particle distribution in particle mixtures |
| 06/24/1980 | US4209386 Method and apparatus for the wet gravity concentration of ores |
| 06/24/1980 | CA1080157A1 Process for separating mixtures of particles |
| 06/17/1980 | US4207987 Apparatus and method for spiral separation of materials |
| 06/10/1980 | US4207176 Reclamation of unset concrete aggregates |
| 06/10/1980 | CA1079227A1 Separation of mixed ion exchange resins |
| 06/03/1980 | CA1078788A1 Undersurface feed nozzles and pressurized rejects chamber for a liquid-gas screen |
| 05/28/1980 | EP0011146A1 Apparatus for continuously sorting shredded metal scrap |
| 05/27/1980 | US4204949 Device for wet classification of a mixture of solid components according to size |
| 05/20/1980 | US4203832 Device for separating heavier impurities from solid bodies in fluid flow |
| 05/20/1980 | CA1077890A1 Separation of solids by varying the bulk density of a fluid separating medium |
| 04/29/1980 | US4200529 Suspension, centrifuging, ores |
| 04/22/1980 | US4199441 Placer mining sluice box apparatus and method |
| 04/22/1980 | CA1076067A1 Airfoil-shaped rotating stock screen cleaner with inner pumping rib |
| 04/15/1980 | US4198291 Float-sink separation of coal with liquid SO2 |
| 04/15/1980 | US4198289 Froth flotation at boiling |
| 04/08/1980 | CA1075206A1 Splitter assembly having an adjustable gap width |
| 04/01/1980 | US4196078 Process and apparatus for dewatering granulated material, especially granulated blast furnace slag |
| 03/25/1980 | CA1074263A1 Tri-channel placer mining sluice box separator |
| 03/25/1980 | CA1074261A1 Density classifier using ferro-paramagnetic slurry medium |
| 03/04/1980 | US4191642 Method of separating granular pourable materials of different densities in a gaseous or liquid medium |
| 02/26/1980 | CA1072342A1 Recovery of lead |
| 02/19/1980 | US4189378 Mineral separation |
| 02/19/1980 | CA1072051A1 Circulating bed cell |
| 02/05/1980 | US4187172 Apparatus for the separation of trash from less heavy firm articles in a flow of liquid |
| 01/23/1980 | EP0006867A1 Apparatus and process for ordinary and submarine mineral beneficiation |
| 01/15/1980 | US4183806 Gravitational separator employing an improved eluent supply system |
| 01/15/1980 | CA1069859A1 Method and apparatus for the separation of a mixture of mineral grains in water |
| 12/11/1979 | US4178233 Fluorinated hydrocarbons in coal mining and beneficiation |
| 12/11/1979 | US4178231 Method and apparatus for coal separation using fluorinated hydrocarbons |
| 12/11/1979 | US4177952 Impact scrubber |
| 12/04/1979 | US4176749 Fractions of different densities |
| 12/04/1979 | CA1067458A1 Dense medium separation |
| 11/13/1979 | CA1066231A1 Directionally vibrated slurry separator |
| 11/06/1979 | US4173530 Methods of and apparatus for cleaning coal |
| 11/06/1979 | CA1065800A1 Helical flow multichannel separator with improved eluent supply |
| 11/06/1979 | CA1065799A1 Conical concentrator with partial flow combination |
| 10/30/1979 | CA1065124A1 Heavy pulps for the float-sink dressing of minerals |
| 10/02/1979 | US4169787 Apparatus and method for liquid separation of materials |
| 10/02/1979 | US4169786 Dense medium separation |
| 09/19/1979 | EP0004076A1 Apparatus and method for spiral separation of materials |
| 09/18/1979 | CA1062663A1 Hydrocyclone with multi-start tangential infeeds |
| 09/06/1979 | WO1979000622A1 Improvements in or relating to methods and apparatus for separating mixtures of particulate solids |
| 08/28/1979 | US4165841 Apparatus for separating contaminants from fibrous suspensions |
| 08/14/1979 | CA1060346A1 Method for remineralizing tooth enamel |
| 08/07/1979 | US4163723 Continuously operated liquid-solids separator |
| 08/07/1979 | CA1059950A1 Water suspension and screening type classifier |
| 07/31/1979 | US4162969 Apparatus for separating material by specific gravity |
| 07/24/1979 | US4162060 Semi-automatic water table |
| 07/17/1979 | US4161443 Potato and rock sorter |
| 07/17/1979 | US4161428 Superheated steam obtained from nuclear reactor, cyclone separator |
| 07/17/1979 | CA1058543A1 Conditioning drum for use in hot water separation of bitumen from mined tar sands |
| 07/03/1979 | CA1057703A1 Scooping drum type sand washer |
| 06/26/1979 | US4159242 Coal washing apparatus |
| 06/12/1979 | US4157957 Splitter assembly having an adjustable gap width |
| 06/12/1979 | US4157951 Flowing water upwardly through vessels |
| 06/05/1979 | US4157295 Method and apparatus for testing and separating minerals |
| 05/22/1979 | US4155313 Utilization of solid material containing combustible matter |
| 05/08/1979 | US4153543 Fractionating apparatus |
| 05/01/1979 | US4152257 Granular or particulate ores |
| 05/01/1979 | CA1053612A1 Density and magnetic separations |
| 04/24/1979 | US4151074 Wet-type sand classifier |
| 04/24/1979 | US4150749 One side adjustable |
| 04/18/1979 | EP0001418A1 Flotation plant and process for fibre recovery and liquid clarification, particularly for paper mill effluents |
| 04/17/1979 | CA1052737A1 Metal separating process and apparatus |
| 04/03/1979 | CA1051827A1 Sink float apparatus for cleaning coal and methods usable therein which employ halogenated hydrocarbon parting liquids |
| 03/27/1979 | US4146483 Vibrating screen |
| 03/13/1979 | US4144164 Multistage dilution, cyclone separators |
| 03/13/1979 | CA1050486A1 Method and apparatus for separating particulate materials of different specific gravities |
| 03/06/1979 | US4142965 Sluice box |
| 03/06/1979 | CA1049962A1 Ore tailings treatment |
| 02/20/1979 | US4140629 Conical screen separator |
| 02/20/1979 | US4140628 Dense medium separation |
| 02/13/1979 | US4139460 Reduction with metal sulfide |
| 01/25/1979 | WO1979000027A1 Apparatus and process for ordinary and submarine mineral beneficiation |
| 01/23/1979 | US4136018 Vortex separator with coaxial inlet and lightweight reject pipelines |
| 01/16/1979 | CA1046461A1 Automatic discharge valve in liquid suspension separator for coal |
| 01/09/1979 | US4133748 Material separator |
| 12/12/1978 | CA1044183A1 Spiral classifier having primary and secondary coarse solids fraction discharge |
| 12/05/1978 | US4128474 Process for cleaning and dewatering fine coal |
| 12/05/1978 | CA1043742A1 Apparatus for washing and cleaning a sand or like particulate slurry |
| 11/28/1978 | US4127480 Upgrading |
| 11/28/1978 | US4127478 Machine for salvaging waste concrete material |
| 11/07/1978 | US4124497 Apparatus for separating mineral and the like from earth and the like |
| 10/31/1978 | CA1041459A1 Apparatus for washing impurities out of granular material |
| 10/17/1978 | US4120786 Countercurrent flow, hydroclassification, monitoring ph |
| 10/17/1978 | US4120783 Slurrying, centrifuging |
| 10/17/1978 | CA1040589A2 Sink float apparatus for cleaning coal in which provision is made for preconditioning the coal with a surface active agent and a parting liquid |
| 10/10/1978 | US4119533 Flotation |
| 10/10/1978 | US4119532 Beneficiation method |
| 10/10/1978 | CA1040140A1 Process and apparatus for cleaning very fine ore |
| 09/26/1978 | US4116824 Automated wet sieving apparatus |
| 09/05/1978 | US4111799 Stock screen foil |
| 09/05/1978 | US4111798 Separation of solids by varying the bulk density of a fluid separating medium |
| 09/05/1978 | US4111797 Method and apparatus for separating particulate materials of different specific gravities |
| 08/29/1978 | US4110206 Metal separating process and apparatus |
| 08/29/1978 | US4110195 Apparatus and process for extracting oil or bitumen from tar sands |