| Patents for B01D 17 - Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion (15,669) |
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| 02/23/1999 | US5874004 Phase separation filter device |
| 02/18/1999 | WO1999007808A1 Method for demulsifying emulsions |
| 02/18/1999 | WO1999007463A1 Method for releasing an active principle contained in a multiple emulsion |
| 02/18/1999 | WO1999007456A1 Flowmeter system useable with water treatment device |
| 02/18/1999 | CA2299357A1 Method for demulsifying emulsions |
| 02/17/1999 | CN1042103C Alkylation catalyst regeneration |
| 02/13/1999 | CA2211589A1 Polyurethane foam cleaning pad and absorbent particles |
| 02/11/1999 | WO1999006891A1 Flow control system |
| 02/11/1999 | WO1999006134A1 Application of microwave radiation in a centrifuge for the separation of emulsions and dispersions |
| 02/11/1999 | DE19836240A1 On-site process to de-toxify a layer of soil in the vicinity of water-bearing soil layers |
| 02/11/1999 | DE19733977A1 Verfahren zur Spaltung von Emulsionen A process for breaking emulsions |
| 02/10/1999 | CN2306820Y Improved oil retention device |
| 02/09/1999 | US5868939 Method and apparatus for breaking emulsions of immiscible liquids by magnetostatic coalescence |
| 02/09/1999 | US5868935 Immobilized-interface ion solute-transfer unit; changes in ph resulting from extraction of a metal ion are offset by extraction of a different metal ion having an opposite charge into a different extraction solvent; efficient coextraction |
| 02/09/1999 | US5868916 Process for recovering organic hydroxides from waste solutions |
| 02/04/1999 | WO1999005067A1 Method for treating alkaline waste water |
| 02/04/1999 | WO1999005066A1 Foam for absorbing hydrophobic liquids |
| 02/04/1999 | CA2297281A1 Method for treating alkaline waste water |
| 02/03/1999 | EP0894847A1 Process for reclaiming used oil coolants |
| 02/03/1999 | CN1206735A Fine preparation method for gas |
| 02/02/1999 | US5866000 Apparatus for separating dispersed liquid from a continuous fluid |
| 02/02/1999 | US5865992 Oil, water and gas separator |
| 01/28/1999 | WO1999003592A1 Fluid conditioning system and method |
| 01/28/1999 | WO1999003557A1 Blood processing systems and methods which optically derive the volume of platelets contained in a plasma constituent |
| 01/28/1999 | CA2295521A1 Fluid conditioning system and method |
| 01/26/1999 | US5863441 Three zone dissolved air flotation clarifier with improved efficiency |
| 01/26/1999 | US5863440 Deploying to oil spill a plurality of bouyant porous mesh sacks filled with oleophilic polymer which captures oil for recovery; water pollution control |
| 01/26/1999 | US5863421 Hemodialysis machine with automatic priming by induced pressure pulses |
| 01/21/1999 | DE19737486C1 Environmentally-friendly cleaning of materials containing hydrophobic components |
| 01/20/1999 | EP0891814A2 Method and apparatus for controlling vertical and horizontal basket centrifuges |
| 01/20/1999 | EP0891406A1 Diesel fuel and lubricating oil antifoams and methods of use |
| 01/20/1999 | CN1205648A Extraction method and appts. |
| 01/19/1999 | US5861098 Separation chamber having heater to reduce viscosity of lighter fluid and increase specific gravity gradient between them |
| 01/19/1999 | US5861089 Separating an emulsion into separate and easily recoverable phases |
| 01/19/1999 | US5861087 Apparatus for augmenting the coalescence of a component of an oil/water mixture |
| 01/19/1999 | US5860767 High-vacuum groundwater and soil remediation system and related method and apparatus |
| 01/18/1999 | CA2241539A1 Method and apparatus for controlling vertical and horizontal basket centrifuges |
| 01/14/1999 | DE19830364A1 Water treatment basin |
| 01/14/1999 | DE19830311A1 Waste water treatment settlement circular basin |
| 01/13/1999 | EP0890383A1 Device for drawing off clarified waste water from circular tanks |
| 01/13/1999 | EP0890382A1 Device to feed waste water to be purified into circular tanks |
| 01/13/1999 | EP0890381A1 Separator for immiscible liquids |
| 01/13/1999 | EP0889747A1 Method and apparatus for separation of oil and water |
| 01/13/1999 | EP0775005A4 Blood processing systems controlled by apparent hematocrit |
| 01/13/1999 | CN1205055A Oil separator for compressors, scroll compressor using said separator and method manufacturing said oil separator |
| 01/12/1999 | US5858253 Fibrin sealant. |
| 01/12/1999 | US5858252 Vessel with one or more quiescent chambers in which water, condensates, liquid contaminants, and particulates settle out from the fuel. |
| 01/12/1999 | US5858247 Liquefaction of hydrocarbon based sludge using a combination of a salt of dodecylbenzenesulfonic acid and polyalkylene glycols; circulation of sludge |
| 01/12/1999 | US5858237 Hydrocyclone for separating immiscible fluids and removing suspended solids |
| 01/12/1999 | US5858225 Dental filter with sanitary handling |
| 01/12/1999 | US5858070 Includes a centrifugal fluid-spinning disk arranged in a housing, of which an upper portion forms a vapor chamber and a lower portion forms a fluid collecting basin; vacuum pump connected to housing through oil mist separator |
| 01/12/1999 | CA2023782C Purification of compressed air discharge condensate |
| 01/07/1999 | WO1999000544A1 System and process for in tank treatment of crude oil sludges |
| 01/07/1999 | WO1999000352A1 Recovery of fermentation salts from dilute aqueous solutions |
| 01/07/1999 | WO1999000169A1 Apparatus and method for separating a mixture of a less dense liquid and a more dense liquid |
| 01/07/1999 | EP0889003A1 Synthetic magnesium silicate |
| 01/07/1999 | EP0888177A1 Method of carrying out a treatment in the presence of a centrifugal force and an apparatus therefor |
| 01/07/1999 | EP0888158A1 Separator |
| 01/07/1999 | CA2295723A1 System and process for in tank treatment of crude oil sludges |
| 01/05/1999 | US5855799 Rotary disk filter with backwash |
| 01/05/1999 | US5855774 Storm drain filter |
| 12/30/1998 | WO1998059153A1 Cyclonic separator assembly |
| 12/30/1998 | EP0887402A1 Process for the separation of impurities from cooling lubricants |
| 12/30/1998 | EP0887096A1 Apparatus and method for separating a mixture of a less dense liquid and a more dense liquid |
| 12/30/1998 | EP0887095A1 Liquids separator |
| 12/30/1998 | EP0853651A4 Cleaning compositions for oil and gas wells, lines, casings, formations and equipment and methods of use |
| 12/29/1998 | US5853592 Method of removing water soluble organics from oil process water with an organic acid and a mineral acid having a plurality of pKa's |
| 12/29/1998 | US5853586 Thin pliable polymeric film for sealing microplates |
| 12/24/1998 | DE19726342A1 Process for removing oil and grease from scale pit water |
| 12/23/1998 | EP0885640A1 Liquids separator |
| 12/23/1998 | EP0851784A4 Blood processing systems and methods for collecting mono nuclear cells |
| 12/23/1998 | EP0801589A4 Filter systems and apparatus |
| 12/23/1998 | CN1202922A Cleaning compositions for oil and gas well, lines, casings, formations and equipment and its methods of use |
| 12/22/1998 | US5851434 Ketone-based surfactant and method for treating industrial, commercial, and institutional waste-water |
| 12/22/1998 | US5851433 Method of and composition for breaking oil and water emulsions in crude oil processing operations |
| 12/22/1998 | US5851386 Waste-oil cleaning apparatus |
| 12/22/1998 | US5851384 Apparatus for automatically delivering hemodialysis solution to a plurality of hemodialysis machines |
| 12/22/1998 | CA2100145C Alkylation catalyst regeneration |
| 12/17/1998 | DE19715619C1 Water treatment assembly removes oil and sedimentary impurities from street |
| 12/16/1998 | EP0884082A1 Device for purifying a hydraulic liquid |
| 12/16/1998 | EP0883716A1 A device for skimming a surface layer of a liquid |
| 12/16/1998 | EP0883572A1 Apparatus for separating a light from a heavy fluid |
| 12/16/1998 | CN2300437Y Electric dewatering device for crude oil |
| 12/16/1998 | CN1041171C Device and method to separate components in mixture of non-miscible liquids |
| 12/15/1998 | US5849203 Methods of accumulating separated blood components in a rotating chamber for collection |
| 12/15/1998 | US5849181 Catch basin |
| 12/10/1998 | DE19723682A1 Cleaning and pickling of surfaces, with regeneration of the cleaning and pickling agents |
| 12/09/1998 | EP0881926A1 Hydrocyclone gas separator |
| 12/08/1998 | US5846453 Process for producing oligoamines or polyamines |
| 12/08/1998 | US5846432 Method for lifting oil-based liquid |
| 12/08/1998 | US5846420 Filter backflushing system using piston arrangement with connected chambers |
| 12/08/1998 | US5846413 Three zone dissolved air flotation clarifier with improved efficiency |
| 12/08/1998 | CA2095731C Wastewater treatment process |
| 12/03/1998 | WO1998054441A2 Method and apparatus for multi-phase separation |
| 12/03/1998 | WO1998054403A1 Baffle for reactors used for liquids purification |
| 12/03/1998 | WO1998054402A1 Perfected reactor for liquids purification |
| 12/02/1998 | EP0881033A1 Method and apparatus for supplying and separating recovering liquid coolant for cutting machines and grinding machines |
| 12/02/1998 | EP0880572A1 Demulsifiers |
| 12/01/1998 | US5843337 Treatment of aqueous systems using a chemically modified tannin |
| 11/25/1998 | EP0879627A1 Condensate treatment process and apparatus |