| Patents for B01D 61 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor (28,150) |
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| 01/21/1999 | WO1999002245A1 Method for operating a cross-flow filtration installation and installation for carrying out said method |
| 01/21/1999 | CA2265620A1 Method for operating a cross-flow filtration installation and installation for carrying out said method |
| 01/20/1999 | EP0891950A1 Process for treating solvent containing process liquids |
| 01/20/1999 | EP0891544A1 Method and device for blood separation in a diagnostic device |
| 01/20/1999 | EP0825894A4 Dehydration and purification of isopropyl alcohol |
| 01/20/1999 | EP0712381B1 Method of purifying waste water from dairies |
| 01/20/1999 | CN1205653A Process for purifying liquid contaminated by filamentary molecules |
| 01/19/1999 | US5861097 Method and device for preparing samples |
| 01/19/1999 | CA2143991C Process for the microfiltration of beer |
| 01/14/1999 | WO1999001206A1 Separation of suspended catalysts by cross-flow filtration on a membrane |
| 01/14/1999 | DE19729493A1 Process to recover the electrolyte and water discharged form electrolytic bath |
| 01/13/1999 | EP0890561A2 Mobile system for the treatment of manure |
| 01/13/1999 | EP0782595B1 Method for making a bipolar membrane |
| 01/13/1999 | CN2303676Y Front-positioned dirt-catching filter for small reverse-penetration water-purifying machine |
| 01/13/1999 | CN1204549A Electrodialysis apparatus |
| 01/12/1999 | US5858240 Nanofiltration of concentrated aqueous salt solutions |
| 01/12/1999 | US5858238 Salvage of autologous blood via selective membrane/sorption technologies |
| 01/12/1999 | US5858191 Alternating layers of anion and cation exchange resins are positioned in an ion depleting compartment |
| 01/12/1999 | US5858169 Process for the simplified separation of multicomponent mixtures of at least partly organic origin |
| 01/12/1999 | CA2112683C Vacuum filter assembly |
| 01/12/1999 | CA2061063C Sophisticated process and module for filtering in a liquid under a non-stationary tangential flux |
| 01/12/1999 | CA2049941C Electrodialytic water splitting process for the treatment of aqueous electrolytes |
| 01/07/1999 | WO1999000331A1 Single orifice bottle water filter |
| 01/07/1999 | WO1999000178A1 Electrochemical methods for recovery of ascorbic acid |
| 01/07/1999 | EP0888809A1 Hollow fiber contactor and process |
| 01/07/1999 | EP0888172A1 Endotoxin-specific membranes |
| 01/07/1999 | EP0888170A1 Method, device and apparatus for concentrating and/or purifying macromolecules in a solution |
| 01/07/1999 | EP0787029B1 Method and apparatus for diffusive transfer between immiscible fluids |
| 01/07/1999 | DE19808001C1 Bank of cross-flow filter cassettes separated by seals with passages |
| 01/07/1999 | DE19728414A1 Process to capture water leaching from refuse tip, and recover clean water by filtration |
| 01/07/1999 | DE19727715A1 Verfahren zur Herstellung von 1,4-Butandiol A process for the preparation of 1,4-butanediol |
| 01/07/1999 | CA2293601A1 Electrochemical methods for recovery of ascorbic acid |
| 01/06/1999 | CN1204303A Water desalination |
| 01/06/1999 | CN1204270A Novel method and apparatus for osmotic distillation |
| 01/05/1999 | US5855796 Water discharging control device and method for water purifier tank |
| 01/05/1999 | US5855795 Methods and apparatus for sterilizing purified water stored in a water purifier |
| 01/05/1999 | US5855782 Arrangement for removing substances from liquids, in particular blood |
| 01/05/1999 | US5855759 Reacting a hydrogen halide and a sulfate |
| 01/05/1999 | CA2122211C Process for the deodorization of a formulation containing at least one thiol group-bearing compound and deodorized formulation thus obtained |
| 01/05/1999 | CA2043583C Bipolar membrane and method for its production |
| 12/30/1998 | WO1998059385A1 Lithium recovery and purification |
| 12/30/1998 | WO1998058727A1 Fluid purification devices and methods employing deionization followed by ionization followed by deionization |
| 12/30/1998 | WO1998058724A1 A valve assembly of a reverse osmosis water purification system |
| 12/30/1998 | EP0887100A1 Filtration device and support device for the same |
| 12/30/1998 | EP0886737A1 Pressure vessels and end closures therefor |
| 12/30/1998 | EP0722541B1 Micromachined flow switches |
| 12/29/1998 | US5853798 Process for formation of an electrode on an anion exchange membrane |
| 12/29/1998 | US5853599 Monitoring process for a reverse osmosis purification system of drinking water |
| 12/29/1998 | US5853593 Filtration method for metal working waste water |
| 12/29/1998 | US5853586 Thin pliable polymeric film for sealing microplates |
| 12/29/1998 | US5853555 Synthesis of onium hydroxides from onium salts |
| 12/24/1998 | DE19726377A1 Cross-flow fluid filtration process |
| 12/23/1998 | WO1998057733A1 Membrane module with unilaterally embedded hollow fiber membranes |
| 12/23/1998 | WO1998057726A1 Antimicrobial filter cartridge |
| 12/23/1998 | EP0884953A1 Green tea extract subjected to cation exchange treatment and nanofiltration to improve clarity and color |
| 12/23/1998 | EP0722540B1 Micromachined fluid flow regulators |
| 12/23/1998 | EP0637999B1 Polynucleotide amplification analysis using a microfabricated device |
| 12/23/1998 | CN1202839A Water removal device |
| 12/22/1998 | US5851402 Process for the purification of hydrogen peroxide |
| 12/22/1998 | US5851390 Elliptical filtration unit |
| 12/22/1998 | US5851388 Water purifier with sterilizing device |
| 12/22/1998 | US5851372 Process for demineralizing a liquid containing organic matter and salts in solution |
| 12/17/1998 | WO1998056964A1 Method for treating an electrolyte used for electrophoretic painting |
| 12/17/1998 | WO1998056494A1 Method for separating and isolating precious metals from non precious metals dissolved in solutions |
| 12/16/1998 | EP0884093A1 Process and apparatus for recovering sulphur compounds from flue gas |
| 12/16/1998 | EP0883676A2 Cleaning agent for food-industry facilities, its use and method of cleaning such facilities using the agent |
| 12/16/1998 | CN1201711A Wet oxidation-desulfurizing process by using expanded polytetrafluroethylene film filter |
| 12/16/1998 | CN1201710A Apparatus and process for electrodialysis of salts |
| 12/15/1998 | US5849195 Composite membrane, process of manufacturing it and process of using it |
| 12/15/1998 | US5849167 Method for making a bipolar membrane |
| 12/13/1998 | CA2240342A1 Process and apparatus for recovering sulfur compounds from flue gas |
| 12/10/1998 | WO1998055538A1 Bipolar membranes with fluid distribution passages |
| 12/10/1998 | DE19724172A1 Purification of engineering oils, removing submicron particles in transverse flow filtration |
| 12/09/1998 | EP0882493A2 Mass transfer method |
| 12/09/1998 | EP0882486A1 Process for enriched combustion using solid electrolyte ionic conductor systems |
| 12/09/1998 | EP0882465A2 Method and apparatus for obtaining a platelet suspension with reduced leukocytes |
| 12/09/1998 | EP0882464A2 Method and apparatus for obtaining a platelet suspension with reduced leukocytes |
| 12/09/1998 | EP0881939A1 Method and apparatus for separating liquid mixtures using intermittent heating |
| 12/09/1998 | EP0881938A1 Novel methods and apparatus for osmotic distillation |
| 12/09/1998 | EP0881929A1 An in-line blood filtration device |
| 12/09/1998 | EP0781162B1 Method and system for extracting a solute from a fluid using dense gas and a porous membrane |
| 12/09/1998 | EP0748292B1 Method of making hypophosphorous acid |
| 12/09/1998 | CN1200960A Electric deionization pad material and apparatus thereof |
| 12/08/1998 | US5846438 Fibrous web for processing a fluid |
| 12/08/1998 | US5846427 Extra-lumenal crossflow plasmapheresis devices and method of use thereof |
| 12/08/1998 | US5846422 Large pore synthetic polymer membranes |
| 12/08/1998 | US5846421 Cartridge membrane filter for micro-filtration |
| 12/08/1998 | US5846419 Hemo(Dia)filtration apparatus |
| 12/03/1998 | WO1998054096A1 System for recovering and treating waste water |
| 12/03/1998 | WO1998053912A1 Device for selectively filtering under reduced pressure and for vacuum drying sample liquids or drops of sample liquids as well as use of said device |
| 12/03/1998 | WO1998053901A1 Ultrafiltration device |
| 12/02/1998 | EP0880986A2 Water filter with pressure actuated flow monitor |
| 12/02/1998 | EP0880398A2 Process for separating substances using a suitable membrane |
| 12/02/1998 | EP0880370A1 Core structure for blood oxygenators |
| 12/02/1998 | EP0854845A4 Dewatering of sludges |
| 12/02/1998 | EP0779835A4 Cleaning of hollow fibre membranes |
| 12/02/1998 | EP0772484A4 Fibrous web and process of preparing same |
| 12/01/1998 | US5843379 Sampling device for a chemical analysis apparatus |
| 12/01/1998 | US5843351 Highly permeable composite reverse osmosis membrane, method of producing the same |
| 12/01/1998 | US5843318 Methods of purifying hydroxlamine solutions and separating hydroxylamine from hydroxlamine salts |