| Patents for B01D 17 - Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (15,669) |
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| 09/21/1993 | US5246592 Method and apparatus for recovering oil from the surface of a body of water |
| 09/21/1993 | US5246575 Material extraction nozzle coupled with distillation tower and vapors separator |
| 09/15/1993 | EP0560121A2 Method for refining glyceride oil |
| 09/15/1993 | EP0559826A1 Method for finishing metal surfaces with terpene |
| 09/15/1993 | EP0559639A1 Surface separator and dispersion apparatus. |
| 09/15/1993 | CN2142035Y Stirrer of drier for paste-shape materials |
| 09/15/1993 | CN1076136A Hydrophobic device for organic liquid |
| 09/14/1993 | US5244580 Adsorption on ferrite powder, magnetic separation |
| 09/14/1993 | US5244571 Fuel filter assembly with heater |
| 09/14/1993 | US5244569 Toxic liquid collector |
| 09/14/1993 | US5244550 Two liquid separating methods and apparatuses for implementing them |
| 09/14/1993 | CA1322177C Liquid separator |
| 09/10/1993 | CA2091015A1 Method for refining glyceride oil |
| 09/08/1993 | EP0559056A1 Profiled strip |
| 09/08/1993 | CN1075938A Membrane bioreactor system for treating synthetic metal-working fluids and oil-based products |
| 09/07/1993 | US5242606 Sample metering port for analytical rotor having overflow chamber |
| 09/07/1993 | US5242605 Method and apparatus for removing water from lubricants, coolants and the like |
| 09/07/1993 | US5242604 Lateral flow coalescing multiphase plate separator |
| 09/07/1993 | US5242600 Water treatment by flotation |
| 09/07/1993 | US5242585 Apparatus and method for deinking waste paper pulp |
| 09/07/1993 | US5242580 Recovery of hydrocarbons from hydrocarbon contaminated sludge |
| 09/06/1993 | WO1993018113A1 Method and device for purifying a non-electrically conductive liquid |
| 09/06/1993 | CA2108900A1 Process and device for purifying a nonconductive liquid |
| 09/02/1993 | WO1993016781A1 Decanting apparatus |
| 09/02/1993 | DE4205905A1 Problem liq. waste disposal - by pretreatment using flocking or precipitation or adsorption before micro-or ultra-filtration |
| 09/01/1993 | EP0557803A1 Separation device for oil/water mixtures |
| 09/01/1993 | EP0557286A1 Process for recovery of oil from waste oil sludges |
| 09/01/1993 | EP0429593B1 Device for separating light liquids |
| 09/01/1993 | CN2141315Y Gravity type structure optimum equipment for oil, gas and water separation |
| 09/01/1993 | CN2141183Y De-fatted milk separator |
| 08/31/1993 | US5240618 Electrical field-flow fractionation using redox couple added to carrier fluid |
| 08/31/1993 | US5240617 Phase-separation equipment and method for thermally separating an emulsion, in particular a water-oil emulsion |
| 08/24/1993 | US5238577 Method and device for magnetically removing charged particles from a body of liquid |
| 08/24/1993 | US5238575 Applying absorbant comprising acid leached bentonite, an aminoplast resin, and a solid hydrophobic material |
| 08/24/1993 | CA1321555C Separator |
| 08/19/1993 | WO1993016025A1 Method of purifying glycerin water |
| 08/19/1993 | WO1993015833A1 Oil-absorbent fiber pellets |
| 08/19/1993 | DE4309918A1 Flotation cell with an injector - supplies adequate quantities of air bubbles to fluid suspensions |
| 08/19/1993 | CA2127252A1 Oil-absorbent fiber pellets |
| 08/18/1993 | EP0555672A1 Separator for light material from waste water, i.e. high-viscous light material or light material coagulating during cool down |
| 08/17/1993 | US5237122 Alkylation catalyst regeneration |
| 08/17/1993 | US5236605 Settling tanks; top layer removal; sprayer; pollution control |
| 08/17/1993 | US5236597 Sorption of carboxylic acids by means of rubber |
| 08/17/1993 | US5236590 Centrifugal separation |
| 08/17/1993 | US5236585 Oil accumulator |
| 08/17/1993 | CA1321358C Treatment of water |
| 08/12/1993 | DE4203157A1 Verfahren zum reinigen von glycerinwasser A method for purifying water-glycerol |
| 08/11/1993 | WO1993016201A1 Method for testing blood units for viral contamination |
| 08/11/1993 | EP0554644A1 Gravity separator with tilt stabilizing means |
| 08/10/1993 | US5234626 Methods of demulsifying employing condensates as demulsifiers for oil-in water emulsions |
| 08/10/1993 | US5234580 Decanting apparatus with float supported submerged pump |
| 08/10/1993 | CA1321152C Separator |
| 08/05/1993 | WO1993014851A1 Process, apparatus and composition for recycling engine coolant |
| 08/05/1993 | DE4303058A1 Oil separator unit - comprises cylindrical container divided into coarse oil separator and connected coarse separator and outlet issuing from residual separator |
| 08/05/1993 | DE4200152C1 Device for removal of floating contaminant esp. oil - has oil absorbent fibrous mat stabilised by floating ring arranged net supporting mat |
| 08/04/1993 | EP0553599A1 Liquid separating device |
| 08/04/1993 | EP0553408A1 Process and apparatus for reprocessing and reusing aqueous oil and/or fat containing cleaning solution |
| 08/04/1993 | CN1074926A Process for preparing demulsifier for mixed crude oil |
| 08/04/1993 | CN1074925A Process for preparing demulsifier for high-solidifiability oil |
| 08/03/1993 | US5231852 Melt system for liquid purification by batch crystallization |
| 08/01/1993 | CA2088531A1 Separation accelerator |
| 07/31/1993 | CA2068013A1 Cationic polyelectrolyte demulsifier and coagulator |
| 07/29/1993 | DE4201913A1 Sepn. of oil etc. from sludges - by flotation with air which is recirculated after cooling, removing condensate and opt. heating |
| 07/21/1993 | CN1074487A Emulsion-removing method in the process of extraction |
| 07/20/1993 | US5229015 Liquid separator |
| 07/20/1993 | US5229006 Method of recovering oil-based fluid and apparatus |
| 07/15/1993 | DE4303529A1 Chemical-physical and biological physical cleaning of soil - comprises mixing with water, coarse material is separated, and sludge is sedimented and biologically treated using fluidised bed procedure |
| 07/14/1993 | EP0551162A2 Ultrasonic wave generator and floating or suspended particle collecting apparatus using the same |
| 07/14/1993 | EP0466744B1 Process for separating glycerine using a fibre bed as an aid to coalescence |
| 07/13/1993 | US5227072 Method of recovering oil-based fluid |
| 07/13/1993 | US5227071 Method and apparatus for processing oily wastewater |
| 07/13/1993 | US5227061 Fuel/contaminant separator |
| 07/13/1993 | US5227051 System for processing organic waste liquid |
| 07/13/1993 | US5227050 Floating suction extractor for skimming liquids having a tendency to foam |
| 07/13/1993 | CA1320139C Treatment of emulsions |
| 07/13/1993 | CA1320137C Apparatus and method for the separation of immiscible liquids |
| 07/10/1993 | CA2086951A1 Ultrasonic wave generator and floating or suspended particle collecting apparatus using the same |
| 07/08/1993 | WO1993012856A1 Voltage control system for electrostatic oil treater |
| 07/08/1993 | DE4200133A1 New poly-3,4-di:methylene-pyrrolidinium salts - useful as demulsifiers, flocculants, etc., prepd. from di:allyl-ammonium salt and bi:sulphate |
| 07/08/1993 | DE4141993A1 Verfahren und einrichtung zur aufarbeitung von oel-wasser-emulsionen Method and device for regeneration treatment of oil-water emulsions- |
| 07/07/1993 | EP0549918A1 Demulsifier based on an alkoxylate and process for the preparation of the alkoxylate |
| 07/07/1993 | EP0549650A1 Arrangement for purification of waste water. |
| 07/06/1993 | US5225085 Apparatus and process for the separation and reclamation of selected components in grease trap waste |
| 07/06/1993 | US5225084 Process for the separation of two liquid immiscible organic components using a fibre bed as a coalescence aid |
| 07/06/1993 | US5225082 Hydrocyclone with finely tapered tail section |
| 07/06/1993 | US5225073 Apparatus for separating contaminant from water |
| 07/06/1993 | US5224837 Apparatus for recovery of liquid hydrocarbon |
| 07/06/1993 | CA1319877C Method for treating dispersions of oleophilic liquids and water |
| 07/06/1993 | CA1319876C Process for the separation of crude oil emulsions of the water-in-oil type |
| 06/29/1993 | US5223175 Dispersed aqueous solution of glyoxal and acetic acid or sodium acetate buffer, saturated liquid hydrocarbon, emulsifier |
| 06/29/1993 | US5223128 Apparatus for cleaning a bath of liquid with conveyor belt and adjustable stripper |
| 06/29/1993 | CA1319659C Device for separating the components of a liquid sample having higher and lower specific gravities |
| 06/29/1993 | CA1319620C Diesel fuel filter/water separator |
| 06/24/1993 | WO1993012888A1 Centrifuge with separable bowl and spool elements providing access to the separation chamber |
| 06/24/1993 | WO1993011859A1 Contaminant removal system and process |
| 06/24/1993 | WO1993011846A1 Method and device for treating oil/water emulsions |
| 06/23/1993 | EP0547465A1 Process of preparation of extracts of Petasites rhizomas |
| 06/23/1993 | EP0547184A1 Device for removing oil slicks from the surface of water bodies |
| 06/22/1993 | US5220958 Arrangement for driving out of volatile impurities from ground water |
| 06/22/1993 | CA2085414A1 Oil-demulsifiers based on an alkoxylate and preparation of this alkoxylate |