Patents
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)
05/1988
05/11/1988EP0266831A1 Process to separate particles of alkali-metal-bicarbonate from a liquid layer of hydrochloride of an organic nitrogen-containing base adsorbed on their surface, and process for the production of alkali-metal-bicarbonate
04/1988
04/12/1988US4736758 Vapor drying apparatus
04/06/1988EP0262650A2 Process for the separation of particulate matter
03/1988
03/01/1988US4728428 Water degreasing system and method
02/1988
02/16/1988US4725358 Using a surfactant
02/09/1988US4724096 Surfactant containing binary, water displacement composition
01/1988
01/27/1988CN87100129A Multistage counter-current washing disposition and their treatment method
01/07/1988DE3622176A1 Reprocessing method for spent oil and reprocessing plant
12/1987
12/09/1987EP0248454A1 Process for filling with treatment solutions and/or their regeneration
11/1987
11/05/1987WO1987006629A1 A surfactant containing binary, water displacement composition
11/05/1987WO1987006490A1 Water displacement composition
10/1987
10/21/1987EP0242079A2 Process of replacing a liquid component of a slurry by a second liquid & apparatus therefor
10/21/1987CN87102763A Process of replacing liquid component of slurry by second liquid & apparatus therefor
09/1987
09/30/1987EP0140966B1 Process in the purification of biologically active substances
09/29/1987US4696114 Method and apparatus for the drying of solid materials by displacement
08/1987
08/25/1987US4689170 Water displacement composition
08/18/1987US4686775 Absorbent drying method by contacting with a hydrocarbon
06/1987
06/30/1987US4676315 Method for concentrating surfactant from a brine solution
03/1987
03/26/1987WO1987001740A1 Method and apparatus for rinsing surfaces with non-aqueous liquids
03/04/1987CN85105017A Composition based on fluorochlorohy drocarbor and carboxylic acid
02/1987
02/04/1987EP0162874B1 Installation for the purification and separation of mixtures of oil and solid materials
12/1986
12/30/1986EP0206685A1 Method for molding a pulverulent material
12/30/1986CA1215932A1 Process and apparatus for removing light oil from solids
11/1986
11/25/1986CA1214430A1 Gold recovery in fractionating column containing particulate absorbent using organic liquid
10/1986
10/28/1986CA1213259A1 Solvent dewatering composition
10/22/1986EP0198169A2 Vapor drying apparatus
10/15/1986EP0197031A1 Method and apparatus for the drying of solid materials by displacement
09/1986
09/17/1986EP0194589A2 Apparatus and method for cleaning and drying surfaces of non-absorbent articles
08/1986
08/26/1986US4608120 Apparatus for removing light oil from solids
08/19/1986US4606844 Fluorochlorohydrocarbon/phosphoric acid ester/carboxylic acid drying compositions
07/1986
07/22/1986CA1208022A1 Process and apparatus for recovery of water from dispersions of soot and water
07/15/1986CA1207627A1 Solvent based dewatering system with demulsifier
07/08/1986CA1207307A1 Dehydrating refrigerant
07/01/1986US4597773 Process for partial oxidation of hydrocarbonaceous fuel and recovery of water from dispersions of soot and water
06/1986
06/10/1986US4594177 Chlorofluorocarbon
04/1986
04/24/1986WO1986002434A1 Method and apparatus for the drying of solid materials by displacement
04/08/1986US4581164 Gel drying via treatment with organic liquid below gas stream
04/01/1986US4579661 Process in the purification of biologically active substances
03/1986
03/11/1986US4575418 Contacting with chlorinated solvent
03/11/1986CA1201837A1 Process for waste encapsulation
02/1986
02/04/1986US4568475 Dodecylbenzene sulfonic acid, sodium xylene sulphonate
01/1986
01/28/1986CA1199756A1 Compound for dewatering surfaces
01/16/1986WO1986000329A1 Unwetting composition based on fluorochlorohydrocarbon, surface active agent and carboxylic acid
12/1985
12/17/1985US4559133 Process for separating liquids from fine grained solids
12/04/1985EP0162874A1 Installation for the purification and separation of mixtures of oil and solid materials.
08/1985
08/13/1985CA1191657A1 Organic compounds
07/1985
07/30/1985US4532049 Dewatering agent compositions for sulfide materials
05/1985
05/28/1985US4519848 Cleaning material from particles
05/21/1985US4518458 Process for removing light oil from solids
05/21/1985US4517751 Process for drying a continuous stream of moisture-laden feedstock
05/15/1985EP0140966A1 Process in the purification of biologically active substances.
05/09/1985WO1985001884A1 Installation for the purification and separation of mixtures of oil and solid materials
04/1985
04/10/1985EP0136373A1 Process for washing drill cuttings
04/02/1985US4508631 Dehydrating refrigerant
02/1985
02/26/1985US4501670 Mixing with aqueous solution of alkali metal hydroxides
02/12/1985US4498246 Alcohol/heavy liquid drying of coal
01/1985
01/01/1985US4491531 Composition based on a fluorohydrocarbon solvent, suitable for removing water from the surface of manufactured articles
12/1984
12/27/1984EP0129171A1 Azeotropic drying process
12/25/1984US4490251 Apparatus for recovery of water from dispersions of soot and water
11/1984
11/08/1984WO1984004309A1 Process in the purification of biologically active substances
10/1984
10/03/1984EP0120217A2 Solvent dewatering composition
09/1984
09/18/1984US4472512 Treatment of materials
08/1984
08/08/1984EP0115118A2 Process and apparatus for recovery of water from dispersions of soot and water
07/1984
07/10/1984US4459212 Thermosetting vinyl ester resin or unsaturated polyester, carboxymethyl cellulose salt
06/1984
06/12/1984CA1169003A1 Process of separating fine solids from oil
03/1984
03/27/1984CA1164169A1 Drying process for video discs
03/20/1984US4438026 Solvent dewatering composition
03/13/1984US4436618 Recovery of coal from coal handling operations
02/1984
02/28/1984US4434196 Method of accelerating the drying of wet hydropohilic substrates
02/21/1984CA1162666A1 Dewatering fine coal slurries using organopolysiloxanes
02/07/1984US4430230 Oils, solids, emulsions, suspension, kneading, viscoelasticity
11/1983
11/23/1983EP0094512A2 Solvent based dewatering system with demulsifier
11/22/1983US4416754 Using surfactants
11/22/1983US4416734 Separation of nitroalkanol by azeotropic distillation
11/16/1983EP0094009A2 A process of encapsulating aqueous liquid wastes in liquid thermosettable resins
10/1983
10/18/1983US4410431 Composition for altering the water function characteristics of mineral slurries
10/18/1983CA1155567A1 Dewatering fine coal slurries using two types of organopolysiloxanes
10/05/1983EP0090677A1 Composition for demoistening surfaces
10/04/1983US4407707 Prior to refining
10/04/1983US4407706 Process for dedusting solids-containing hydrocarbon oils
09/1983
09/13/1983CA1153704A1 Method for removal of impurities from liquid mixtures
09/06/1983US4402807 Process for dedusting solids-containing hydrocarbon oils
08/1983
08/30/1983US4401584 Solvent based dewatering system with demulsifier
08/09/1983US4397100 Organic solid substrate dewatering process based on plug flow contact by an extractive fluid
07/1983
07/12/1983US4392892 Process for separating hydrocarbons from particulate solids
05/1983
05/17/1983US4383961 Spraying with fluorocarbon
04/1983
04/06/1983EP0075871A2 A composition based on a fluorohydrocarbon solvent, suitable for removing water from the surface of manufactured articles
03/1983
03/15/1983CA1142961A1 Inert organic solvent dispersion of alkali hydroxide and reaction using the same
01/1983
01/11/1983CA1139250A1 Process for separating oils or petroleum hydrocarbons from solid or solid/liquid material
01/04/1983CA1138800A1 Solids precipitation process for coal- derived liquids using recycled solvent fractions
12/1982
12/28/1982CA1138353A1 Recovery of coal from coal handling operations
09/1982
09/07/1982CA1131134A1 Method for recovering ultrafine coals
07/1982
07/20/1982US4339882 Solvent extraction; peat
06/1982
06/22/1982US4336101 Mixing aqueous solids with a light fluidizing oil, subjecting mixture to dehydration
06/08/1982CA1125235A1 Sink/float separator with interphase impurity collecting reagent
03/1982
03/24/1982EP0048100A1 Process for removing water from gel materials
03/24/1982EP0048099A1 Process for removing water from gel materials
02/1982
02/16/1982US4315834 Process for recovering the soot formed during the production of synthesis gas by partial oxidation of hydrocarbonaceous materials
12/1981
12/29/1981US4307518 Process for removing water from surfaces of articles and water removing bath for use in the process
12/22/1981US4307034 Inert organic solvent dispersion of alkali hydroxide and reaction using the same
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