Patents
Patents for B01D 17 - Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (15,669)
04/1980
04/08/1980US4197204 Dimensionally stable for use in rivers etc.
04/08/1980US4197156 Apparatus for producing hollow-cylindrically shaped fibrous articles
04/08/1980CA1075165A1 Adaptable filtering enclosure
04/02/1980EP0009059A1 A coalescing device
03/1980
03/25/1980US4194972 Method for breaking an oil-in-water emulsion
03/25/1980US4194924 Process for reclaiming aircraft fuel tank purging fluids
03/25/1980CA1074275A1 Device for use in the centrifugal separation of components of a liquid
03/18/1980CA1073855A1 Fluid treater having intensified electric field
03/11/1980CA1073369A1 Carbon decanter
03/11/1980CA1073368A1 Three phase separation
03/04/1980US4191651 Separator for two immiscible liquids
03/04/1980CA1072887A1 Method for clarifying waste water containing finely divided oily materials
03/04/1980CA1072743A1 Separation of three metallurgical phases by decantation
02/1980
02/26/1980US4190510 Process for the electrophoretic breaking of emulsions
02/26/1980CA1072455A1 Skimming apparatus
02/21/1980WO1980000222A1 Oil reconditioning system
02/19/1980CA1072017A1 Oil removal
02/12/1980US4188277 Emulsification with water, demulsification with electricity
02/12/1980CA1071544A1 Closed loop coalescence device containing coalescence promoting bodies
02/06/1980EP0007329A1 Low temperature synthesis of vitreous bodies and their intermediates
01/1980
01/29/1980CA1070593A1 Oil emulsion processing
01/23/1980EP0007259A1 Method of resolving oil-in-water emulsions
01/22/1980US4184952 Measurement of BSW in crude oil streams
01/22/1980US4184949 Process for separating hydrocarbon pollution from a hydroorganic medium
01/15/1980US4183984 Oil sorbent material made by opening cells of a closed cell foam
01/15/1980US4183821 Heteric/block polyoxyalkylene compounds as crude oil demulsifiers
01/15/1980US4183820 Mixed polymerizates of ethylene o oxide-propylene oxide with a dicarbocylic acid
01/15/1980CA1069832A1 Concentrators for recovering liquid pollutant floating on the surface of a sheet of water
01/09/1980EP0006385A1 Improvements in or relating to apparatuses with flexible pallets for the recovery of floating matter
01/08/1980US4182690 Emulsion breaking material
01/08/1980US4182689 Treatment of oil-in-water emulsions
01/08/1980US4182677 Modified rubber, its use as hydrocarbon absorber
01/08/1980US4182672 Crude oil in water emulsion being coalesced and deemulsified
12/1979
12/25/1979CA1068833A Vortex coagulation means and method for wastewater clarification
12/18/1979US4179549 Quaternary ammonium adducts of polymerizable tertiary ammonium salts and acrylamide
12/18/1979US4179396 Single addition organic-inorganic blend emulsion breaking composition
12/18/1979US4179369 Demulsifying, while agitating, with an acrylamide polymer and an ethoxylated amine or alcohol or a sulfosuccinate or a sulfonate salt
12/11/1979US4178265 Oil coagulant and process for preparation thereof
12/11/1979US4178202 Method and apparatus for facilitating the disposal of cutting liquid
11/1979
11/27/1979US4176068 Method for the separation from each other of the components of a mixture of water, oil and dirt (sludge) as well as apparatus for performing said method
11/27/1979US4176062 Process for the separation of foam from effluents of coke oven plants
11/27/1979US4175312 Method of assembling a settling tank
11/27/1979CA1067243A1 Crude oil demulsifiers
11/20/1979US4175054 Use of hydrocarbon polymers in demulsification
11/20/1979US4174751 By heating
11/20/1979CA1066632A1 Filtration system
11/14/1979EP0005262A2 Process for separating mercury from aqueous solutions
11/06/1979US4173533 Method for removing suspended oil droplets from water
11/06/1979CA1065790A1 Electrocoagulation system for removing pollutants from wastewater
11/06/1979CA1065768A1 Method and apparatus for ultrasonically removing contaminants from water
11/06/1979CA1065766A1 Method and device for collecting light-weight substances floating on a liquid surface
10/1979
10/23/1979US4172031 Separation of oil from water
10/17/1979EP0004724A2 Coalescing method and apparatus and purified products obtained therewith
10/16/1979US4171264 Oil in water, cellulose fibers
10/16/1979CA1064406A1 Compact velocity gradient coalescer with lamellar separator
10/03/1979EP0004470A2 Process for recovering oil from water with a polymeric adsorbent, and regeneration thereof
10/03/1979EP0004278A2 Method for electrophoretically decomposing emulsions
09/1979
09/25/1979US4169052 Process for absorbing hydrocarbons or organic solvents
09/25/1979US4169037 Entrance bushing
09/18/1979US4168229 Removal of oil from an oil in water emulsion
09/18/1979CA1062689A1 Waste water treating material
09/18/1979CA1062627A1 Coalescence of oil in oil/water emulsions
09/11/1979CA1062175A1 Coalescer comprising a vertical tube
09/11/1979CA1062173A1 Oil-water separator with turbidity sensor controlling efflux
09/11/1979CA1062172A1 Method and apparatus for separating oil from aqueous liquids
09/05/1979EP0003859A1 A device for treating waste water
09/04/1979US4166727 Laminar flow of fluids through a duct; isotope separation
09/04/1979US4166703 Testing of fibrous coalescer elements
09/04/1979CA1061677A1 Water-dispersible defoamer composition
08/1979
08/28/1979US4166036 Floating skimming apparatus
08/28/1979CA1061260A1 Process and treating equipment of polluted effluent by means of colloidal emulsions
08/28/1979CA1061189A1 Method of disposing of waste water containing emulsified oil
08/21/1979CA1060874A1 Process for producing oil-absorbing materials
08/21/1979CA1060806A1 Oil-water separation filters
08/14/1979CA1060334A1 Flash vaporization water disposal system
08/07/1979CA1059921A1 Separator having sorbent with thin minimal-pressure-drop channels therethrough
07/1979
07/31/1979US4162973 Water polishing system
07/25/1979EP0003146A2 A device for treating waste water by gravitational segregation
07/17/1979US4161439 Apparatus for application of electrostatic fields to mixing and separating fluids
07/10/1979US4160742 Using as deemulsifier a copolymer of acrylamide and methylacrylamidotrimethylammonium chloride
07/10/1979US4160729 Method for separating oils from water
07/10/1979US4160711 Assembly of electrodes
07/10/1979US4160684 Method of manufacturing a coalescing demister
07/10/1979CA1058095A1 Micro-porous tubular filter
07/03/1979CA1057697A1 Method and device for breaking stabilized emulsions
06/1979
06/27/1979EP0002524A2 Random fibrous matrix coalescer
06/19/1979CA1056734A1 Oil-water separator with enveloped coalescer regenerated by compression
06/12/1979US4157969 Reduced height and increased length, baffles
05/1979
05/16/1979EP0001866A1 Device for gravity separating suspended substances from a liquid
05/15/1979US4154698 Resolution of oil-in-water emulsions containing uranium
05/15/1979US4154683 Two-stage oil-separator
05/15/1979CA1054532A1 Apparatees for the recuperation of a fluid layer on a water surface by means of a cyclone
05/08/1979US4153553 Apparatus for and method of reclaiming and cleaning oil from bottom settlings of tanks
05/08/1979US4153546 Method and apparatus for separating solvent from solute
05/08/1979CA1054115A1 Capacitance system for heavy phase discharge of second stage centrifugal separation circuit
05/08/1979CA1054071A1 Apparatus for seperation through settling_
04/1979
04/24/1979US4151173 Oil and fuel additives, demulsifiers
04/24/1979US4151087 Single vessel
04/24/1979US4151075 Separation of components of a fluid mixture
04/24/1979CA1053179A1 Electric treater system