| Patents for B01D 12 - Displacing liquid, e.g. from wet solids or from dispersions of liquids or from solids in liquids, by means of another liquid (868) |
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| 12/10/1981 | WO1981003484A1 Dewatering fine coal slurries using organopolysiloxanes |
| 12/10/1981 | WO1981003483A1 Dewatering fine coal slurries using two types of organopolysiloxanes |
| 12/02/1981 | EP0040906A2 Dewatering fine coal slurries using organopolysiloxanes |
| 12/02/1981 | EP0040903A2 Dewatering fine coal slurries using two types of organopolysiloxanes |
| 12/01/1981 | CA1113248A1 Process for gas cleaning with reclaimed water and apparatus for water reclamation |
| 10/13/1981 | US4294695 Multi-phase separation methods and apparatus |
| 09/22/1981 | US4290897 Dewatering fine coal slurries using two types of organopolysiloxanes |
| 09/22/1981 | US4290896 Dewatering fine coal slurries using organopolysiloxanes |
| 09/15/1981 | US4289578 Process and apparatus for recovering clean water and solids from aqueous solids |
| 09/01/1981 | US4287089 Method for removal of water from activated carbon |
| 09/01/1981 | CA1107943A1 Process for the preparation of dry soot |
| 07/29/1981 | EP0032610A1 Method for the removal of impurities from liquid mixtures |
| 07/21/1981 | US4279620 Drying with calcium chloride |
| 07/14/1981 | CA1104948A1 Process for recovering the soot formed during the production of synthesis gas by partial oxidation of hydrocarbonaceous materials |
| 06/23/1981 | US4274948 Separation of minerals |
| 06/02/1981 | US4270974 Process and apparatus for recovering clean water and solids from aqueous solids |
| 03/24/1981 | US4257886 Container having therein a material capable of forming a transverse barrier |
| 03/17/1981 | US4256571 Recovery of silicon carbide whiskers from coked, converted rice hulls by selective flocculation-liquid extraction |
| 03/10/1981 | US4255299 Esterifying maleic acid partial ester groups of copolymer with epoxy compound |
| 03/03/1981 | CA1096591A1 Displacement of a liquid a by a liquid b in a suspension |
| 12/16/1980 | CA1091533A1 Liquid-water displacement composition |
| 10/21/1980 | US4229293 Dewatering of slimes from phosphate ores |
| 10/15/1980 | EP0017459A1 Process for removing water from surfaces of articles and water removing bath for use in the process |
| 10/14/1980 | CA1087482A1 Stabilized emulsions of water in 1,1,2-trichloro-1,2, 2-trifluoroethane |
| 09/23/1980 | US4223449 Heat-efficient method for dewatering solids |
| 09/17/1980 | EP0015736A2 Method of recovering coal by coal handling operations and system therefor |
| 07/15/1980 | US4212995 Process for treatment by liquid cyclone for production of terephthalic acid suspension having reduced impurity content |
| 06/03/1980 | US4206063 Dewatering aid composition |
| 06/03/1980 | US4205963 Process for gas cleaning with reclaimed water and apparatus for water reclamation |
| 06/03/1980 | US4205962 Process for gas cleaning with reclaimed water |
| 05/06/1980 | US4201660 Process for the separation of mixtures of various hydrocarbon compounds |
| 04/15/1980 | CA1075444A1 Process for the complete isolation and rapid drying of solids from suspensions |
| 03/11/1980 | CA1073369A1 Carbon decanter |
| 03/04/1980 | US4191666 Stable aqueous emulsions of trichlorotrifluoroethane and method |
| 02/05/1980 | US4187121 Reaction product of an aldose and a polyglycol ether |
| 01/29/1980 | CA1070593A1 Oil emulsion processing |
| 01/22/1980 | US4184891 Process for washing a solid substance impregnated with a liquid substance |
| 01/08/1980 | US4182687 Liquid-water displacement composition |
| 12/18/1979 | CA1068227A1 Coal liquefaction |
| 11/14/1979 | EP0005138A1 Process for producing synthesis gas with wash water purification and novel flash column for use in said process |
| 08/14/1979 | CA1060369A1 Coal liquefaction |
| 07/24/1979 | US4162215 Displacement of a liquid A by a liquid B in a suspension |
| 07/24/1979 | CA1059038A1 Separation of carbon black by thick oil |
| 07/17/1979 | US4161450 Drying compositions |
| 04/24/1979 | US4150493 Drying of articles |
| 02/27/1979 | US4141696 Process for gas cleaning with reclaimed water and apparatus for water reclamation |
| 02/27/1979 | US4141695 Process for gas cleaning with reclaimed water |
| 01/02/1979 | CA1045368A1 Hydroextracting composition for wet and finely pulverized ores |
| 11/14/1978 | US4125375 Separation of solid and liquid components of mixtures |
| 10/31/1978 | US4123235 Separation of carbon black by the use of an oxygen containing higher boiling product |
| 09/26/1978 | US4117066 Novel process for the complete isolation and rapid drying of solids from suspensions |
| 09/12/1978 | CA1038253A1 Composition and process for drying water-wet surfaces |
| 08/08/1978 | US4104808 Semi-automatic critical point drying apparatus |
| 06/27/1978 | US4097378 Heat exchange |
| 05/23/1978 | US4090307 Method for removing water from workpieces and apparatus therefor |
| 03/28/1978 | US4080744 Gas separation membrane drying with water replacement liquid |
| 03/28/1978 | US4080743 Hydrocarbon and perchlorofluorocarbon solvents and a water miscible organic solvent, evaporation |
| 08/02/1977 | US4039466 Polyoxyalkylene groups, sulfonic, sulfate, phosphate groups |
| 07/26/1977 | US4038186 Carbon decanter |
| 03/29/1977 | US4014786 Continuous process for producing synthesis gas fuel gas, reducing gas |
| 01/11/1977 | US4002562 Without acidification, liquid amine |
| 08/17/1976 | US3975272 Ammonium sulfate from coke oven gas |
| 08/10/1976 | US3974073 Coal liquefaction |
| 07/13/1976 | US3969196 Process for the separation of mixtures of substances |
| 07/06/1976 | US3968098 Isolation process for water-soluble dyes |
| 04/27/1976 | US3953381 Composition containing diamide and halocarbon for treatment of surfaces |
| 04/20/1976 | US3951771 Solids removal from viscous liquids |
| 03/30/1976 | US3947346 Coal liquefaction |