Patents
Patents for B01D 17 - Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (15,669)
07/1988
07/13/1988CN87108374A Process for separation of sulphuric acid from aqueous mixtures thereof with paraffin-sulphonic acids
06/1988
06/28/1988US4753730 Bands or strands formed into webs, wadding, sheets
06/28/1988US4753633 Slurry separator
06/22/1988CN87206781U Breaker for emulsion containing rich water
06/21/1988US4752399 Bubbling gases to creat turbulence, removal of oil from water surface
06/14/1988EP0256014A4 System and apparatus for the separation of multi-phase mixtures.
06/13/1988EP0238491A4 Cyclone separator.
06/08/1988EP0269887A2 Branched quaternary polyoxyalkylene polyesters, process for their preparation and their use
06/08/1988EP0134226B1 Collector apparatus
06/08/1988EP0089968B1 Method and device for breaking emulsions by means of polyelectrolytes
06/07/1988US4749496 Filtration through open cell foam containing active powdered materials
06/07/1988US4749490 Cyclone separator
06/07/1988US4748999 Flow regulating device
06/07/1988CA1237677A1 Repelling-action filter unit and assembly
06/02/1988WO1988004051A1 Biological treatment method by using ultrasound, particularly for immuno-hematological tests
06/02/1988WO1988003842A1 Hydrocyclones
06/02/1988WO1988003841A1 Cyclone separator
06/02/1988WO1988003831A1 Method and device for separating a dispersed phase
06/01/1988EP0268713A1 Demulsifier composition and method of use thereof
05/1988
05/31/1988US4747960 Water absorbent packet
05/31/1988US4747959 Analytical method and apparatus for characterizing latexes
05/31/1988US4747947 Separator skimmer for surge vessels
05/31/1988EP0266348A4 Cyclone separator.
05/24/1988US4746440 Process and apparatus for the separation of emulsions or of solids from a suspension of solids and a liquid by means of pressure or turbo flotation
05/24/1988US4746426 Liquid-phase thermal diffusion isotope separation apparatus and method having tapered column
05/24/1988US4745942 Flow regulating device
05/18/1988EP0267517A2 Branched polyoxyalkylene polyesters, process for their preparation and their use
05/18/1988EP0267187A1 Cyclone separator.
05/18/1988CN87202063U Liquor-emulsion phase splitter enhanced by low voltage electrical field
05/17/1988US4745354 Apparatus and methods for effecting a burn-in procedure on semiconductor devices
05/17/1988US4744904 Food processing, defatting
05/17/1988US4744903 Waste water treatment
05/17/1988US4744889 Separation of viscous hydrocarbons and minerals particles from aqueous mixtures by mixtures by oleophilic adhesion
05/11/1988EP0267014A2 Liquid separators
05/11/1988EP0266348A1 Cyclone separator.
05/11/1988CN87107794A Method for separating the hydrocarbon from waste water
05/10/1988CA1236407A1 Filter with end cap which will accommodate flow reversal
05/10/1988CA1236348A1 Charge injection device
05/03/1988US4741835 Oil-in-water emulsion breaking with hydrophobically functionalized cationic polymers
04/1988
04/27/1988EP0264993A1 Process for selectively winning germanium and/or arsenic from aqueous solutions
04/27/1988EP0264877A2 Device for separating and retaining undissolved hydrocarbons from water
04/27/1988EP0264755A1 Alkoxylated polyamines containing amide groups, and their use in breaking oil-in-water and water-in-oil emulsions
04/27/1988EP0264710A1 Water-soluble quaternary polyammonium salts, process for their preparation and their use
04/26/1988US4740311 Rotation
04/26/1988US4740299 For fuel filters, self-sealing threaded o-ring
04/21/1988WO1988002655A1 Process for separating hydrocarbons from waste water
04/20/1988CN87208360U Liquid phase separator
04/19/1988US4738795 Using water-insoluble polar compounds
04/19/1988US4738781 System and process for processing used emulsion coolant
04/19/1988US4738779 Cyclone separator
04/14/1988DE3733688A1 Insert body for gravity separators
04/14/1988DE3633545A1 Apparatus for clarifying contact water
04/12/1988US4737550 Bridged dense star polymers
04/12/1988US4737287 Convertible between parallel and series operation
04/07/1988WO1988002352A1 Installation for purification of sewage water
04/07/1988WO1988002280A1 Cyclone separator
04/06/1988EP0263036A2 Ultrasonic measurement of dispersed phase volumetric holdup in liquid/liquid dispersions
03/1988
03/31/1988DE3632360A1 Process for the selective removal of contaminants from water
03/29/1988US4734523 Oxalkylated polyester-amines, a process for their preparation and their use
03/29/1988US4734439 Foam-containing polyurethane(urea) compositions and process for the preparation thereof
03/29/1988US4734205 Hydrophobically associating polymers for oily water clean-up
03/29/1988US4734204 Polymaleic anhydride derivatives
03/29/1988US4734193 Apparatus for continuously separating liquid phases of different density
03/28/1988EP0145742A4 Liquid separating apparatus.
03/28/1988EP0145741A4 Overflow outlet for a cyclone separator.
03/24/1988WO1987005822A3 Process and device for cleaning and economizing heating oil
03/23/1988EP0260256A1 Light liquid trap
03/23/1988EP0152438A4 Liquid separator apparatus.
03/23/1988CN87210486U Vaccum dewater and gas removing device
03/22/1988US4732671 Diesel fuel filter/water separator
03/22/1988EP0217791A4 A process for absorbing water having a ph less than four.
03/18/1988EP0163656A4 Cyclone separator.
03/16/1988EP0260108A1 Hydrophobically functionalized cationic polymers
03/16/1988EP0260069A2 Filter assembly with threaded collection bowl
03/16/1988EP0259543A1 Additional cleaner for waste water pretreated in a light-liquid separator
03/15/1988US4731481 Demulsifiers, flotation agents
03/10/1988DE3630677A1 Process and apparatus for treating oil-polluted waste water occurring as an emulsion
03/09/1988EP0259104A2 Cyclone separator
03/08/1988US4730079 Quaternary oxalkylated polycondensates
03/08/1988US4729833 Proous membrane
03/08/1988US4729830 Heavy and light fluids and solids
03/08/1988CA1233723A1 Demulsification of water-in-oil emulsions
03/02/1988EP0257265A2 Diesel fuel filter/water separator.
03/01/1988US4728440 Vertically adjustable barrier
03/01/1988US4728428 Water degreasing system and method
03/01/1988US4728410 In electrolytic cell
03/01/1988US4728404 Electrolytic
03/01/1988US4728403 Coagulation, floation with metal hydroxide
02/1988
02/25/1988DE3628437A1 Light liquid separator
02/24/1988EP0256431A1 Process for the control of the splitting of oil/water emulsions
02/24/1988EP0256014A1 System and apparatus for the separation of multi-phase mixtures.
02/24/1988EP0256013A1 Filter apparatus for removing hydro carbon contaminents from water, particularly for purifying oil contaminated water
02/23/1988US4726221 Ultrasonic measurement of dispersed phase volumetric holdup in liquid/liquid dispersions
02/17/1988CN87100584A Insitu hazardous waste treating apparatus and method of using same
02/11/1988WO1988000856A1 Automatically adjustable weir and environmentally protected sensor
02/10/1988EP0255747A1 Process for separating a fluid feed mixture hydrocarbon oil and an organic solvent
02/09/1988US4724074 Clearing vent port of fluid before opening, valve body
02/02/1988US4722800 Water treatment
02/02/1988US4722787 Electrode with two layers of different insulating materials
02/02/1988CA1232231A1 Apparatus for electrochemical purification of contaminated liquids