| 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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| 05/25/1997 | CA2191023A1 Process for the utilization of biological matrices comprising peptides or proteins |
| 05/22/1997 | WO1997018166A2 Direct osmotic concentration contaminated water |
| 05/22/1997 | WO1997018030A1 Apparatus for desalinating salt water |
| 05/22/1997 | DE19543371A1 Dialyser for removal of endotoxin contaminants from blood |
| 05/22/1997 | DE19542692A1 Elimination of X=ray contrast agents from clinical waste water |
| 05/21/1997 | CN1150055A Control apparatus for concentration water of water purifier |
| 05/20/1997 | US5630935 Pressure relief valve with sample removal port |
| 05/20/1997 | US5630923 Separation system for preparing high α-glycosyl-L-ascorbic acid |
| 05/15/1997 | WO1997017128A1 Novel methods and apparatus for osmotic distillation |
| 05/15/1997 | CA2190308A1 Method and apparatus for producing di- and more highly oxidized carboxylic acids |
| 05/14/1997 | EP0773058A1 Filtration membrane for oleophilic organic liquids, method for producing it and method for filtering oleophilic organic liquids |
| 05/14/1997 | EP0773051A1 Filter unit for fluids |
| 05/14/1997 | EP0772484A1 Fibrous web and process of preparing same |
| 05/14/1997 | CN2254078Y Domestic water purifier |
| 05/13/1997 | US5628198 Liquid treatment apparatus for filtering liquid under pressure |
| 05/10/1997 | CA2189108A1 Filters |
| 05/09/1997 | WO1997016399A1 Method and apparatus for concentrating methane in anaerobic digestive fermentation gas |
| 05/09/1997 | WO1997016237A1 Method and apparatus for separating liquid mixtures using intermittent heating |
| 05/09/1997 | WO1997016197A1 Extracts of shark cartilage |
| 05/07/1997 | EP0771585A2 Method for solvent extraction using a dual-skinned asymmetric microporous membrane |
| 05/07/1997 | EP0771232A1 Method and apparatus for separating liquid-liquid mixtures |
| 05/07/1997 | EP0771231A1 Cross-flow filtering process for separating fluid from a free-flowing medium and installation for implementing it |
| 05/07/1997 | DE19604700C1 Organic acid production process uses Donnan-dialysis anion exchanger-membrane |
| 05/07/1997 | DE19536668C1 Electro-dialysis assembly membranes arranged in opposing membrane heads |
| 05/07/1997 | CA2188353A1 Method for solvent extraction using a dual-skinned asymmetric microporous membrane |
| 05/06/1997 | US5626769 Ozone water treatment method and apparatus |
| 05/06/1997 | US5626761 Absorption filters from polymers of alkyl acrylate or alkyl methacrylate with acrylic acid, ammonia and epoxy resin |
| 05/06/1997 | US5626751 Filter unit and high-pressure sizing apparatus |
| 05/06/1997 | US5626745 Waste water purification system |
| 05/06/1997 | US5626733 Process for the preparation of keto compounds |
| 05/02/1997 | EP0641248B1 Membrane system and method of use for low pressure separations |
| 05/02/1997 | EP0518975B1 Autologous blood recovery system |
| 05/01/1997 | WO1997015380A1 Extra-lumenal crossflow plasmapheresis devices |
| 05/01/1997 | WO1997006880A3 Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces |
| 04/30/1997 | CN2253246Y Portable pocket water purifier |
| 04/30/1997 | CN1148814A Method of mfg. and storing solutions |
| 04/30/1997 | CN1034716C Electrostatic quast liquid membrane high efficient concentration method |
| 04/29/1997 | US5624566 Method and apparatus for recovering carboxylic acids from dilute solutions |
| 04/24/1997 | DE19538818A1 Dialysis water supply for minimising endotoxins and pyrogens found in dialysis water supplies |
| 04/23/1997 | EP0769032A1 Bipolar membrane and method for fabricating such bipolar membrane |
| 04/23/1997 | EP0719270B1 Process for the preparation of alkylglycosides |
| 04/23/1997 | EP0662857A4 Systems and methods for reducing leukocytes in cellular products. |
| 04/23/1997 | EP0636051B1 Apparatus comprising a water ionizing electrode and process of use of said apparatus |
| 04/23/1997 | EP0623045B1 Method for filtering a body fluid using rinse chamber bag |
| 04/23/1997 | CN2252809Y Electrical dialysis water treatment unit |
| 04/23/1997 | CN1148349A Filtration device for removing leukocytes |
| 04/23/1997 | CN1148079A Method of eliminating mercury from liquid hydrocarbons |
| 04/22/1997 | US5622681 Dialysis separation of heat stable organic amine salts in an acid gas absorption process |
| 04/22/1997 | US5622628 Cross-flow filtration |
| 04/22/1997 | US5622626 Medical equipment |
| 04/17/1997 | DE19600620C1 Very pure glycolic acid prodn., for pharmaceuticals and cosmetics mfr. |
| 04/17/1997 | DE19538014A1 Removal of organic liquids, e.g. oil or petrol, from water |
| 04/16/1997 | EP0768112A1 Process and device for producing pure water |
| 04/16/1997 | EP0682559B1 Process and device for concentrating solid/liquid mixtures by membrane technology |
| 04/15/1997 | US5620663 Support plate accommodating and being integrally connected with a plurality of adjacent sample containers |
| 04/15/1997 | US5620605 Membranes are sealed such that the feed side and permeate side of the membranes do not communicate other than through the membranes |
| 04/10/1997 | WO1997013041A2 Combined water purifier/dispenser and walk-in cooler |
| 04/10/1997 | WO1997012664A1 Carrier disc and membrane cushion for filtration and separation |
| 04/10/1997 | WO1997008533A3 Device and method for the removal and determination of volatile or dissolved components of liquids or gases |
| 04/09/1997 | EP0766594A2 Mass transfer method and apparatus |
| 04/09/1997 | EP0483143B2 Membrane affinity apparatus and purification methods related thereto |
| 04/08/1997 | US5618441 Protective devices comprising computer processor |
| 04/08/1997 | US5618436 Process for clarifying metal alkyls |
| 04/08/1997 | US5618433 Processes for separating and concentrating certain ions from mixed ion solutions using ion-binding ligands bonded to membranes |
| 04/08/1997 | US5617632 Methods for forming a contoured regulator seat |
| 04/03/1997 | WO1997012013A1 Dynamic selectivation membrane separation process |
| 04/03/1997 | WO1997011771A1 Method for detecting blood leaks in dialyzer |
| 04/03/1997 | WO1997011767A1 Electro-osmotic dewatering of sludges |
| 04/03/1997 | WO1997011763A1 Solid phase microextraction with vibration |
| 04/02/1997 | EP0765682A1 Apparatus for separating liquid media with two membranes having their primary sides connected by an intermediate space |
| 04/02/1997 | EP0765670A1 Method and means for controlling the integrity of the membrane of a dialyzer |
| 04/02/1997 | EP0625135B1 Method of purifying glycerin water |
| 04/02/1997 | CN1034426C Cucumber mosaic virus coat protein gene |
| 04/02/1997 | CN1034411C Process for recovering thiocyanate |
| 04/01/1997 | US5616595 Concentration, solubilizing, diafiltration in a closed recirculation system |
| 04/01/1997 | US5616254 Separator comprising multi-containers and porous filters; biological apparatus |
| 04/01/1997 | US5616247 Method for separating a liquid mixture using a pervaporation membrane module unit |
| 04/01/1997 | US5615764 Electrolytic ionized water producer |
| 03/26/1997 | EP0764610A1 Plant and process for desalting marine water by reverse osmosis, by means of hydrostatic pressure |
| 03/26/1997 | CN2250355Y Portable pure water supply device |
| 03/25/1997 | US5614099 Highly permeable composite reverse osmosis membrane, method of producing the same, and method of using the same |
| 03/25/1997 | US5614077 Electrochemical system and method for the removal of charged species from contaminated liquid and solid wastes |
| 03/20/1997 | WO1997010055A1 Vacuum manifold for laboratory processing of multiple liquid samples |
| 03/20/1997 | WO1997010047A1 Method and device for removing iron from aqueous liquids |
| 03/20/1997 | WO1997010045A1 Tubular membrane, method for manufacturing same, and membrane separation process |
| 03/19/1997 | EP0762927A1 Single and multiple electrolytic cells and arrays of such cells for deionizing aqueous solutions |
| 03/19/1997 | EP0725847A4 A process for the production of water-soluble salts of carboxylic and amino acids |
| 03/19/1997 | EP0643606B1 Apparatus and method for reversed permeation membrane extraction of compounds from sample solutions |
| 03/19/1997 | EP0601159B1 Process for ultrafiltration of stabilized emulsions |
| 03/19/1997 | CN1145595A Porous ion exchanger and method for producing deionized water |
| 03/18/1997 | US5613239 Method and apparatus for decomposing organic solutions composed of chelating solutions and/or organic acids containing radioactive metal ions and collection method and apparatus using the same |
| 03/18/1997 | US5611930 Cellulose ester blend membranes, process for making same and their use |
| 03/18/1997 | US5611842 Removal of at least one non-water vapor component of a vaporous mixture feed |
| 03/13/1997 | WO1997009465A1 Electrolytic production of hypophosphorous acid |
| 03/13/1997 | WO1997009106A1 An in-line blood filtration device |
| 03/13/1997 | DE19634828A1 Vorrichtung und Verfahren zur Zentrifugal-Adsorptionsprobenpräparation Apparatus and method for centrifugal Adsorptionsprobenpräparation |
| 03/13/1997 | DE19536560C1 Membranelement Membrane element |
| 03/12/1997 | EP0762200A1 Method and device for the selective extraction of halide ions from photographic baths |
| 03/12/1997 | EP0762124A2 Cartridge column for detecting active tgf-beta1, and method for detecting cancer using this column |
| 03/12/1997 | EP0761610A2 Process and plant for the production of industrial water from waste water |