| Patents for B01D 17 - Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (15,669) |
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| 10/11/1983 | US4409119 Process for regenerating cleaning solutions |
| 10/11/1983 | US4409091 Alkali recycle process for recovery of heavy oils and bitumens |
| 10/11/1983 | US4409078 Methods and apparatus for electrostatically resolving emulsions |
| 10/11/1983 | CA1155076A1 Equipment for the recuperation and treatment of viscous petroleum emulsions |
| 10/05/1983 | EP0090027A1 Method of breaking emulsions |
| 10/05/1983 | EP0089968A1 Method and device for breaking emulsions by means of polyelectrolytes. |
| 09/28/1983 | EP0089522A1 Breaking up of oil-in-water emulsions |
| 09/28/1983 | EP0089471A2 An electrically enhanced inclined plate separator |
| 09/27/1983 | US4406793 Use of free bodies to increase size of dispersed phase particles |
| 09/27/1983 | US4406791 Method of breaking down emulsions and a device for carrying same into effect |
| 09/27/1983 | US4406789 Apparatus and installation for separating immiscible liquids with different specific gravities |
| 09/20/1983 | US4405460 Heating with solar radiation |
| 09/20/1983 | US4405459 Oily water separator |
| 09/20/1983 | US4405458 Continuous flow, variable capacity self-compensating floating weir |
| 09/20/1983 | US4405409 Two-stage-distillation and membrane permeation where a portion of material retained by membrane is used for heat exchanging |
| 09/20/1983 | US4405015 With acrylic ester or amide homo-(or co-) polymers |
| 09/20/1983 | CA1153963A1 Method of separation of solid phase in drilling mud |
| 09/15/1983 | WO1983003063A1 Cyclone separator |
| 09/13/1983 | US4404363 With quaternary ammonium compound and water soluble anionic polymer |
| 09/13/1983 | CA1153717A1 Demulsification of bitumen emulsions with a high molecular weight polyol containing discrete blocks of ethylene and propylene oxide |
| 09/13/1983 | CA1153704A1 Method for removal of impurities from liquid mixtures |
| 09/06/1983 | US4402857 With sorbitan monolaurate, monopalmitate or monooleate |
| 09/06/1983 | US4402363 Petroleum recovery, bitumen recovery from tar sand |
| 09/06/1983 | CA1153274A1 Method for breaking petroleum emulsions and the like using thin film spreading agents comprising a polyether polyol |
| 09/06/1983 | CA1153273A1 Method for breaking petroleum emulsions and the like using micellar solutions of thin film spreading agents comprising an acylated polyether polyol |
| 09/06/1983 | CA1153272A1 Method for breaking petroleum emulsions and the like using micellar solutions of thin film spreading agents comprising polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyols |
| 08/31/1983 | EP0087147A2 Cross-linked compounds from the reaction of xylylene dichloride with triethanol amine condensates, and their use |
| 08/30/1983 | CA1152919A1 Demulsification of bitumen emulsions |
| 08/30/1983 | CA1152853A1 Micellar solutions of thin film spreading agents comprising polyepoxide condensates of resinous polyalkylene oxide adducts and polyether polyols |
| 08/30/1983 | CA1152852A1 Micellar solutions of thin film spreading agents comprising resinous polyalkylene oxide adducts |
| 08/30/1983 | CA1152851A1 Micellar solutions of thin film spreading agents comprising a polyether polyol |
| 08/24/1983 | EP0086736A2 Process and device for the separation of solid and/or liquid particles from gases or of solids from liquids and for the separation of gases or liquids of differing densities |
| 08/24/1983 | EP0086437A2 Process and device for the regeneration by compression of flexible porous materials |
| 08/23/1983 | US4400280 Method and apparatus for supplying distributing composite liquids to a laminar separation apparatus |
| 08/23/1983 | US4400274 For low and high density constituents of a liquid |
| 08/23/1983 | US4400253 Varying field intensity to coalesce water droplets |
| 08/18/1983 | WO1983002767A1 Separating tank |
| 08/17/1983 | EP0086066A1 Use of a quaternized polyamidoamines as demulsifiers |
| 08/17/1983 | EP0085847A1 Method and apparatus for electrostatically and mechanically dehydrating oil field emulsions |
| 08/16/1983 | CA1152017A1 Treatment of brackish water |
| 08/02/1983 | US4396752 Strong cationic polyelectrolytes in powder form based on acrylamide and quaternized or salified dimethylaminoethyl acrylate for flocculation of solid material suspensions and coalescence of emulsions |
| 08/02/1983 | US4396530 Mineral acid demulsification of surfactant-containing emulsion |
| 08/02/1983 | US4396508 Separator for multi-phase liquids |
| 08/02/1983 | US4396504 Mobile waste oil cleaning apparatus |
| 08/02/1983 | US4396499 Demulsification of bitumen emulsions using water soluble salts of polymers |
| 08/02/1983 | US4396405 Paint spray booth emissions control process |
| 08/02/1983 | US4396404 Flow control for oil, gas, water separation |
| 08/02/1983 | US4395973 Cable hold-down apparatus |
| 07/26/1983 | US4395337 Treatment of brackish water |
| 07/26/1983 | CA1150457A1 Ultrafiltration membrane of linear polyurethane |
| 07/19/1983 | CA1150175A1 Application of a process for separating oils or petroleum hydrocarbons |
| 07/12/1983 | US4392944 Emulsification, inversion, dewatering |
| 07/12/1983 | CA1149756A1 Coalescer plates for oily water separator |
| 07/07/1983 | WO1983002240A1 Apparatus and method for renewing coolant fluid |
| 07/05/1983 | US4391716 Preferential wicking system |
| 07/05/1983 | US4391698 Coalescer apparatus for electrostatically resolving emulsions |
| 07/05/1983 | CA1149304A1 Tar sands emulsion-breaking process |
| 06/29/1983 | EP0082630A1 Separation process |
| 06/28/1983 | US4390421 Separator for low viscosity fluids |
| 06/28/1983 | US4390417 Method for dewatering non-aqueous liquids |
| 06/28/1983 | CA1148834A1 Breaking oil-in-water emulsions |
| 06/14/1983 | US4388190 Plate assembly and method for installing same in a separation device |
| 06/08/1983 | EP0080618A2 Electrostatic coalescing device |
| 06/07/1983 | US4387030 Fluid separation system |
| 06/07/1983 | US4387028 Use of quaternized polyalkylene polyamines as demulsifiers |
| 05/31/1983 | US4385986 Gravity separator for separating liquids |
| 05/31/1983 | CA1147290A1 Apparatus for electrochemical purification of contaminated liquids |
| 05/24/1983 | US4384977 Polyalkyloxyamines as demulsifying agents |
| 05/24/1983 | US4384962 Fuel-water separator |
| 05/24/1983 | CA1146870A1 Process and plant for breaking of water-oil emulsions |
| 05/18/1983 | EP0078975A1 Interface-active compounds, process for their production and their use |
| 05/17/1983 | US4383933 Polymerized alkanolamine demulsifier |
| 05/17/1983 | US4383927 Recovery of oil from oily sludges |
| 05/17/1983 | US4383926 N,n-diallyl-3-hydroxyazetidinium halides |
| 05/11/1983 | EP0078489A2 Process for the separation of petroleum emulsions of the water-in-oil type |
| 05/10/1983 | US4382874 Organo zirconium complexes |
| 05/10/1983 | US4382853 Demulsification of bitumen emulsions using combinations of chemical agents |
| 05/10/1983 | US4382852 Polyalkoxydiamines reacted with epihalohydrins |
| 05/04/1983 | EP0077819A1 Filter apparatus |
| 05/03/1983 | US4381994 Spilled oil skimmer kit |
| 05/03/1983 | CA1145709A1 Separation of emulsions with electric field |
| 04/20/1983 | EP0076891A1 Apparatus for separating light liquids such as oil and petrol from waste water with a separation tank and a filter |
| 04/14/1983 | WO1983001208A1 Method of breaking emulsions |
| 04/14/1983 | WO1983001207A1 Method and device for breaking emulsions by means of polyelectrolytes |
| 04/12/1983 | CA1144486A1 Separator of two mixed liquids |
| 04/06/1983 | EP0076023A2 Flow through filter means comprising a reticulated foam body, and a method and apparatus for securing such a body to a support |
| 04/06/1983 | EP0075608A1 Method and apparatus for the separation of oil from water |
| 04/05/1983 | CA1144034A1 Emulsion breaking with surfactant recovery |
| 03/30/1983 | EP0075384A1 Oil spill absorbing peat |
| 03/30/1983 | EP0075243A2 Process for regenerating aqueous degreasing and cleaning solutions |
| 03/30/1983 | EP0075241A2 Process for regenerating aqueous degreasing and cleaning solutions |
| 03/23/1983 | EP0074622A2 Quaternized polymeric polyoxyalkyl-alkylene polyamine, process for its preparation and its use |
| 03/23/1983 | EP0074621A2 Cationic poly(ethyleneoxide-propyleneoxide) or poly(ethyleneoxide-butylene oxide), its preparation and its use |
| 03/23/1983 | EP0074619A1 Diester of alkenylsuccinic acids with ethylene oxide and propylene oxide block polymers, and their use |
| 03/23/1983 | EP0074375A1 Lamellar construction for treating liquids |
| 03/22/1983 | CA1143359A1 Oil-containing waste water treating material consisting of modified active carbon |
| 03/16/1983 | EP0074077A2 Bisimidazolines, process for their preparation and their use |
| 03/15/1983 | US4376708 Flotation processes using ureylenes |
| 03/15/1983 | US4376676 Vertical cylinder with spiralled vane and inner tube having contact disks; in-line separation of gas, oil, and water |
| 03/15/1983 | CA1143076A1 Process for removing oils or petroleum hydrocarbons from the surface of the sea |