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)
01/1997
01/07/1997US5591416 Rotating basket extractors for solids and multicells with feeding solvents and screening
01/07/1997CA2034488C Cleaning compositions
01/01/1997CN1139152A Saturated linear polyfluorohydrocarbons, process for their production, and their use in cleaning compositions
11/1996
11/26/1996US5578138 Compositions comprising 1,1-dichloro-1-fluoroethane and process for the removal of water from a solid surface
11/20/1996CN1033320C Saturated linear polyfluorohydrocarbons, process for their production, and their use in cleaning compositions
10/1996
10/22/1996US5567765 Artificial blood, contrast agent, organ preservative
10/03/1996WO1996030487A1 Hydrofluorocarbon-containing compositions and method for removing water from a solid surface
10/03/1996CA2214844A1 Hydrofluorocarbon-containing compositions and method for removing water from a solid surface
07/1996
07/24/1996EP0723007A1 Azeotrope and azeotrope-like compositions of octamethyltrisiloxane
07/23/1996US5538646 Method and system for removing oil from oil-absorbent material
07/23/1996US5538024 Cleaning method and cleaning apparatus
07/17/1996EP0721497A1 Compositions comprising 1,1,1,3,3-pentafluorobutane and method for the removal of water from a solid surface
07/10/1996CN1032238C Water displacement composition
07/03/1996EP0719576A1 Process for producing highly pure terephthalic acid
06/1996
06/20/1996WO1996018599A1 Novel surfactants and drying and drycleaning compositions which utilize said surfactants
06/19/1996EP0717129A2 Cleaning method
06/19/1996EP0717128A2 Cleaning method and cleaning apparatus
06/19/1996EP0716868A2 Concentration type filter for use in a dewatering cleaning apparatus for carrying out a dewatering cleaning method
06/19/1996EP0552252B1 Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions
06/13/1996DE4443296A1 Absorption of organic liquid or gaseous solvents in residual quantity of dried product
05/1996
05/07/1996US5514301 Halogenated aliphatic solvent solution of surface-active material comprising fluorinated amine alkyl phosphate, quaternary ammonium alkyl phosphate, and optional quaternary ammonium chloride; preparation
04/1996
04/17/1996EP0707060A2 Two-step cleaning or dewatering with siloxane azeotropes
04/14/1996CA2150405A1 Two-step cleaning or dewatering with siloxane azeotropes
04/02/1996US5504265 Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions
04/02/1996US5503681 Using a silicon-containing or an isoparaffin cleaning agent with a surfactant or a hydrophilic solvent cleaning promoter
03/1996
03/27/1996EP0608346B1 Azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and alcohols or ketones
03/26/1996US5502094 Physiologically acceptable emulsions containing perfluorocarbon ether hydrides and methods for use
02/1996
02/21/1996EP0697452A1 Azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and alcohols or ketones
12/1995
12/26/1995US5478492 Compositions comprising pentafluorobutane and trans-1,2-dichloroethylene and use of these compositions
12/20/1995EP0687245A1 Process for producing stabilised sodium percarbonate
12/19/1995US5476974 Cleaning compounds, drying
12/19/1995US5476744 Toner for developing electrostatic latent images
11/1995
11/30/1995WO1995032174A1 Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application
11/30/1995WO1995031965A1 Physiologically acceptable emulsions containing perfluorocarbon ether hydrides and methods of use
11/30/1995CA2190116A1 Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application
11/22/1995EP0683221A1 Compositions comprising 1,1-dichloro-1-fluoroethane and method for eliminating water from a hard surface
11/19/1995CA2149083A1 Compositions containing 1,1-dichloro-1-fluoroethane and process for eliminating water on a hard surface
10/1995
10/30/1995CA2147895A1 Process and system for the treatment of contaminated oil
10/26/1995WO1995028373A1 Azeotropic composition
10/10/1995US5456856 Containing 2-butoxyethanol, 2-methylcyclohexanol or isopropyl lactate; cleaning, rinsing or drying surfaces
09/1995
09/27/1995EP0673996A2 Cleaning compositions
09/27/1995EP0673995A2 Cleaning compositions
09/06/1995EP0670365A1 Cleaning solvent composition and method of cleaning or drying article
08/1995
08/29/1995US5445757 Compositions comprising pentafluorobutane and use of these compositions
08/22/1995US5443747 Using a polysiloxane having a silanol end-group, surfactant and hydrophilic solvent to remove surface water; pollution control
08/09/1995EP0466753B1 A process and apparatus for continuous filtering and liquid displacement of a liquid suspension of a fibrous or finely-divided material
05/1995
05/31/1995CN1103113A Washing method using washing agent
05/17/1995EP0653484A1 Compositions containing pentafluorobutane and use thereof
04/1995
04/06/1995WO1995009228A1 Compositions comprising 1,1,1,3,3-pentafluorobutane and method for the removal of water from a solid surface
03/1995
03/29/1995CN1100703A Method of treatment of sewage sludge and kitchen garbage
03/07/1995US5395486 Dehydration process
02/1995
02/23/1995WO1995005448A1 Cleaning solvent composition and method of cleaning or drying article
12/1994
12/28/1994EP0631190A2 Use of halogenated hydrocarbon solvents
12/07/1994EP0627250A1 Method and device for draining-washing, and concentration type filter used therefor
11/1994
11/23/1994CN1095410A Cleaning composition
11/09/1994EP0623043A1 Method of removing liquid from a recess of an article
10/1994
10/05/1994EP0618288A1 Compositions comprising pentafluorobutane and use thereof
09/1994
09/28/1994EP0601023A4 Dewatering slurries.
09/27/1994US5350534 Composition based on 1,1,1,3,3-pentafluorobutane, methylene chloride and methanol, for the cleaning and/or drying of solid surfaces
09/20/1994US5348681 Composition based on 1,1,1,3,3-pentafluorobutane and methylene chloride, for the cleaning and/or drying of solid surfaces
09/15/1994WO1994020413A1 Process for producing stabilised sodium percarbonate
09/13/1994US5346645 Desiccant composition and a method of desiccating articles
09/13/1994US5346630 Coal dewatering
08/1994
08/09/1994US5336429 Virtually constant boiling point compositions based on isoflurane
08/03/1994EP0608346A1 Azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and alcohols or ketones.
06/1994
06/29/1994CN1088484A Alkylation catalyst Regeneration
06/15/1994EP0601023A1 Dewatering slurries
04/1994
04/19/1994US5304320 Compositions comprising a fluoro ether and use of these compositions
04/12/1994US5302212 Use of (perfluoroalkyl)ethylenes as cleaning or drying agents, and compositions which can be used for this purpose
04/06/1994EP0590631A1 Alkylation catalyst regeneration
04/05/1994US5300253 A mixture consists of a dissolved surfactant use as a drying agent for electronics, optics; free of spots
02/1994
02/23/1994EP0583719A1 Compositions comprising the 1-chloro-2,2,2-trifluoroethyl difluoromethyl ehter and partially fluorinated alcanols
02/22/1994CA2101014A1 Composition containing 1,1,1,3,3-pentafluorobutane and methylene chloride, for the cleaning and/or drying of solid surfaces
02/22/1994CA2101013A1 Composition containing 1,1,1,3,3-pentafluorobutane, methylene chloride and methanol for the cleaning and/or drying of solid surfaces
02/16/1994CN1082103A Compositions for dewetting or degreasing solid surfaces
02/02/1994EP0494975B1 Azeotrope-like compositions of 1,3-dichloro-1,1,2,2,3-pentafluoropropane and 2-methyl-2-propanol
01/1994
01/05/1994EP0576687A1 Cleaning and drying solvent
11/1993
11/24/1993EP0571245A1 Composition for demoistening or degreasing of solid surfaces
11/23/1993US5264647 Alkylation catalyst regeneration
10/1993
10/26/1993US5256329 1,1-dichloro-1-fluoroethane dewatering systems
10/12/1993US5252729 Extraction of compounds from plant materials using supercritical fluids
09/1993
09/22/1993EP0552252A4 Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions
09/22/1993CN2142360Y Sledge-borne oil-mud separation equipment
08/1993
08/05/1993WO1993014850A1 Method of removing liquid from a recess of an article
07/1993
07/28/1993EP0552252A1 Saturated linear polyfluorohydrocarbons, processes for their production, and their use in cleaning compositions.
07/22/1993WO1993014184A1 Cleaning and drying solvent
07/13/1993US5227075 Process and apparatus for continuous filtering and liquid displacement of a liquid suspension of a fibrous or finely-divided material
07/07/1993EP0550200A2 Dehydration process
07/01/1993CA2084526A1 Dehydration process
06/1993
06/22/1993US5221493 Azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and alcohols or ketones
06/10/1993WO1993010877A1 1,1-dichloro-1-fluoroethane dewatering systems
05/1993
05/05/1993CN1071694A Azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and alcohols or ketones
04/1993
04/29/1993WO1993008240A1 Azeotropic compositions of 1,1,2,2,3,3,4,4-octafluorobutane and alcohols or ketones
03/1993
03/18/1993WO1993004755A1 Method and device for draining-washing, and concentration type filter used therefor
03/04/1993WO1993003812A1 Dewatering slurries
03/04/1993CA2115153A1 Dewatering slurries
02/1993
02/24/1993EP0528481A1 Fluorinated ether containing compositions and their use
02/16/1993US5186817 Converting the hydrocarbon feed to a water in oil emulsion and solvent extracting
02/03/1993EP0525901A2 Compositions containing a fluoroether and use thereof
02/03/1993EP0525581A2 Compositions based on 1-chloro-2,2,2-trifluoroethyl-difluoroethylether for removing water from surfaces
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