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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08/04/1998 | US5788742 Method and apparatus for degassing processing solution for substrates |
08/04/1998 | US5788662 Surgical adhesive |
08/04/1998 | US5788099 Vessel for containing batch quantities of dialysate or other physiologic solution chemicals |
07/30/1998 | WO1998032698A1 Portable water treatment device, water treatment cartridge, combined structure of cartridge and drinking bottle, and water treatment method using cartridge |
07/30/1998 | WO1998032525A1 Electrochemically assisted ion exchange |
07/30/1998 | WO1998032477A1 Process and device for monitoring recirculation during an extracorporeal blood treatment |
07/30/1998 | DE19753326A1 Waste water treatment plant comprising activated sludge tank |
07/30/1998 | DE19702292A1 Recovery of potable water by reverse osmosis using mains pressure |
07/30/1998 | CA2225290A1 The purification of .alpha.,.beta. or .gamma.-substituted carboxylic acids |
07/29/1998 | EP0855213A2 Device with liquid filter element containing hollow bodies |
07/29/1998 | EP0855211A1 Membrane separation apparatus |
07/29/1998 | EP0854845A1 Dewatering of sludges |
07/29/1998 | EP0828552A4 Process for recovery of metal ions |
07/28/1998 | US5785860 Lowering asphaltene content |
07/28/1998 | US5785859 Condensation of steam phase with recovery of heat of condensation |
07/28/1998 | US5785858 Method and apparatus for removing air locks within manually operated micro-filtration devices |
07/28/1998 | US5785504 Pump with separate pumping stages for pumping a plurality of liquids |
07/23/1998 | CA2227398A1 Apparatus and process for electrodialysis of salts |
07/22/1998 | EP0853972A2 Electrodeionization apparatus and module |
07/22/1998 | EP0853747A2 Combined water purifier/dispenser and walk-in cooler |
07/22/1998 | CN2286429Y Porous core column electroosmosis pump |
07/21/1998 | US5783237 Recycling salt solution in food processing and apparatus therefor |
07/21/1998 | US5783083 Vertical cylindrical skein of hollow fiber membranes and method of maintaining clean fiber surfaces |
07/21/1998 | US5783075 Disposable dialyzer apparatus |
07/21/1998 | US5783072 Improved control of fluid volume, useful in home environment |
07/21/1998 | US5782983 Dewatering cleaning method, dewatering cleaning apparatus, and concentration type filter for use therein |
07/16/1998 | WO1998030905A1 Means for the biological purification of a biological fluid |
07/16/1998 | WO1998030685A2 Purification and/or concentration of dna by cross-flow filtration, separation of endotoxins from a nucleic acid preparation |
07/16/1998 | WO1998030571A1 Electrokinetic sample preparation |
07/16/1998 | WO1998030501A2 Treatment of water by reverse osmosis |
07/16/1998 | WO1998008606A3 Devices incorporating filters for filtering fluid samples |
07/15/1998 | EP0853123A1 Purification of DNA by 'cross-flow-filtration' |
07/15/1998 | EP0820586A4 Defining an electrode area |
07/15/1998 | EP0692996B1 A method for concentrating a solute by continually altering the filtration direction through an asymmetric memrane |
07/15/1998 | CN1187463A Method for sulphate removal from magnesium chloride brine |
07/14/1998 | US5779911 Aqueous fluid purification monitoring and control system and process |
07/14/1998 | US5779905 Process for the depyrogenation of injectable pharmaceutical solutions |
07/14/1998 | US5779902 In-line vent filter for automatically draining a biological liquid filtration device |
07/14/1998 | US5779879 Apparatus and method for reducing harmful substances in combustion gases |
07/09/1998 | WO1998029183A1 Method for organising mass exchanges and device for realising the same |
07/09/1998 | WO1998029176A1 Method and apparatus for treatment of liquid |
07/09/1998 | WO1998029149A1 Intraoperative blood salvaging system and method |
07/09/1998 | DE19700364A1 Elektrokinetische Probenvorbereitung Electrokinetic Sample Preparation |
07/08/1998 | EP0851877A1 Method for concentrating aqueous tetrafluoroethylene emulsion by electrodialysis and its apparatus |
07/07/1998 | US5776339 Water purifier having purified water storage tank and valve for discharging purified water before reaching the tank |
07/07/1998 | US5776325 Conducting polymer membrane |
07/07/1998 | CA2108023C Transportable reverse osmosis water purification unit |
07/02/1998 | WO1998028230A1 Electrochemical leaching of soil |
07/02/1998 | WO1998028066A1 Scouring method |
07/02/1998 | WO1998028064A1 Membrane module with hollow fibre membranes arranged in layers |
07/02/1998 | CA2639642A1 Scouring method |
07/01/1998 | EP0850677A1 Hollow fiber separation membrane module of immersing type and method for manufacturing the same |
07/01/1998 | EP0637997B1 Analysis based on flow restriction |
06/30/1998 | US5772900 Filter and filtration of fluids with abrasive grains, cutting chips and circulation of fluids for purification |
06/30/1998 | US5772869 Data backup device for water purifier |
06/30/1998 | US5772818 Apparatus for collection and transfer of particles and manufacture thereof |
06/30/1998 | US5772013 Method and apparatus for producing di- and more highly oxidized carboxylic acids |
06/30/1998 | CA2012767C Method for processing aqueous fermentation broths |
06/25/1998 | WO1998026859A1 Method, device and apparatus for concentrating and/or purifying macromolecules in a solution |
06/25/1998 | DE19717043A1 Process equipment, use of equipment and/or process for degassing and/or dewatering hydraulic fluids |
06/25/1998 | DE19654619A1 Washing machine water recycling |
06/25/1998 | DE19653325A1 Unit for blood dialysis and related treatment, employing bellows causing flow of rinsing fluid through dialysis duct |
06/25/1998 | DE19652500A1 Beverages filter comprising vertical vessel with common shaft and filter elements supported upon it |
06/24/1998 | EP0848702A1 Substituted trifluorostyrene compositions |
06/24/1998 | EP0698000B1 Chlorine dioxide generation for water treatment |
06/24/1998 | CN1185489A Electrochemical method for purification of hydroxide |
06/24/1998 | CN1185350A Electrochemical process for purifying hydroxide compounds |
06/24/1998 | CN1185349A 净化水装置 Water purification unit |
06/24/1998 | CN1038816C Process for concentrating aqueous solution of clavulanate |
06/23/1998 | US5770677 Process for the removal of alkali from condensation resins |
06/23/1998 | US5770086 Methods and apparatus using hydrogels |
06/23/1998 | US5770064 Combined holder and connector for a dialyser |
06/23/1998 | US5770052 Device for controlling the ratio of pure water to concentrated water in water purifiers |
06/23/1998 | CA2016863C Dialysis unit with improved saline priming and saline disposal |
06/18/1998 | DE19651867A1 Electrodialysis unit for cutting fluid formed by compact, concentric arrangement of tubes |
06/17/1998 | EP0847523A2 Device and method for the removal and determination of volatile or dissolved components of liquids or gases |
06/17/1998 | EP0847464A1 Method of effecting fluid flow in porous materials |
06/17/1998 | EP0847374A1 Process for water treatment in a closed circuit with a reactor |
06/17/1998 | CN2284237Y Water filling sterilizing and purifying filter element |
06/17/1998 | CN1184693A Tip resistant bottle filter |
06/16/1998 | US5766479 Production of high purity water using reverse osmosis |
06/16/1998 | US5766478 Water-soluble polymers for recovery of metal ions from aqueous streams |
06/16/1998 | US5766453 Filtered water dispensing cabinet |
06/16/1998 | US5766452 Water purifier having control valve for discharging waste water |
06/16/1998 | US5766438 Periodically inverting polarity of electrodes at short intervals |
06/11/1998 | WO1998024537A1 Separator for an electrodialysis cell and electrodialysis cell equipped with these separators |
06/11/1998 | WO1998024331A1 Method of processing, in particular concentrating, fruit and/or vegetable juice and arrangement for carrying out this method |
06/10/1998 | EP0846470A1 Batch dialysate conductivity adjustment in a batch dialysate preparation system |
06/10/1998 | EP0846083A1 Process and device for treatment of water from a biodegradeable process |
06/10/1998 | EP0846023A2 Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces |
06/10/1998 | DE19647293C1 Verhinderung und Verzögerung der Belagsbildung in Membranprozessen Prevention and delay of scale formation in membrane processes |
06/10/1998 | CN1184081A Energy recovering device for sea water and bitter salt water desalting equipment based on reverse osmosis technology |
06/10/1998 | CN1038652C Operating method of gas membrane separator set for gas replacement |
06/09/1998 | US5762875 Oxygenator core so structured that the oxygenating fibers cannot obstruct the blood manifold window when they are wound on the core; used in cardiac bypass surgery |
06/09/1998 | US5762798 Hollow fiber membranes and method of manufacture |
06/09/1998 | US5762797 Antimicrobial filter cartridge |
06/09/1998 | US5762791 Used for transfusion or long term storage; utilizing a membrane separator |
06/09/1998 | US5762782 Water treatment for dialysate preparation |
06/09/1998 | US5762774 Apparatus for the purification of liquids and a method of manufacturing and of operating same |
06/04/1998 | WO1998023538A1 Wastewater treatment process and apparatus for high flow impurity removal |