Patents for B01D 65 - Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes (9,726) |
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07/22/1993 | CA2126745A1 Priming system |
07/20/1993 | US5228991 Membrane filter module for filtering fluids in a cross-flow |
07/18/1993 | CA2074670A1 Priming system |
07/14/1993 | EP0387270B1 Transfer membrane apparatus |
07/13/1993 | US5227071 Method and apparatus for processing oily wastewater |
07/13/1993 | CA1320143C Tapered, spirally wound filter cartridge and method of making same |
07/13/1993 | CA1320140C Flow control manifold for cross-flow membrane system |
07/08/1993 | WO1993012867A1 Catalytic filtration device and method |
07/08/1993 | WO1993012859A1 Dynamic filter system |
07/08/1993 | CA2126672A1 Dynamic filter system |
07/06/1993 | US5225079 Modular hollow-fiber filter unit |
07/01/1993 | CA2085788A1 Spiral-wound hollow fiber membrane fabric cartridges and modules having integral turbulence promoters |
06/22/1993 | US5221484 Useful for catalyzing gas phase reactions, such as, oxidation of nitrogen oxides, oxidation of sulfur dioxide and organic vapors |
06/22/1993 | US5221479 Dead-end type using a filter membrane having an anisotropic structure |
06/22/1993 | US5221473 Filter cartridge assembly for a reverse osmosis purification system |
06/22/1993 | US5221388 Selective sealing of defective gas separation hollow fibers |
06/09/1993 | DE4140058A1 Tubular membrane fluid separator construction - avoids leakages due to temp. induced dimensional chambers, and suitable for liquids and gases |
06/08/1993 | US5217627 System and method for processing biological fluid |
06/01/1993 | US5215663 Easily replaceable rotor membrane pack |
05/19/1993 | DE4138179A1 Membrane filtration appts. - has porous tubes with membranes between agitators and housing wall to give large membrane surface without build=up |
05/18/1993 | US5211728 Separators for gases |
05/18/1993 | CA1317889C Control of cleaning of dialysate preparation apparatus |
05/13/1993 | WO1993008987A1 Selective sealing of defective gas separation hollow fibers |
05/11/1993 | US5209852 Charging bubbles on outer surface of fibers to exfoliate fine particles, draining |
05/04/1993 | US5207917 Recycling and recovery of aqueous cleaner solutions |
04/29/1993 | WO1993007957A1 Apparatus for exchanging substances |
04/29/1993 | WO1993005828A3 Integrated centrifugal pump and membrane oxygenator |
04/28/1993 | EP0367774B1 Reverse osmosis apparatus |
04/20/1993 | US5204002 Curved channel membrane filtration |
04/20/1993 | CA1316578C Electronic controller for a water purifying unit |
04/20/1993 | CA1316313C Surface-hydrophilic, highly selective semipermeable membrane |
04/15/1993 | WO1993006918A1 Clamshell retainer used in hollow fiber membrane devices |
04/15/1993 | CA2120246A1 Clamshell retainer used in hollow fiber membrane device |
04/08/1993 | DE4131604A1 Outwards flow tubular membrane cross-flow filter - with internal low clearance pump rotor for solids concn. |
04/07/1993 | EP0535546A1 Manifold segment stack with intermediate feed manifold |
04/06/1993 | US5200076 Easily disassembled rotor system |
04/06/1993 | CA1315706C Transfer membrane apparatus |
04/01/1993 | WO1993005828A2 Integrated centrifugal pump and membrane oxygenator |
03/31/1993 | CN1020181C Apparatus for filtering machining liquid of electroerosion machine |
03/30/1993 | US5198116 Maintenance of reverse osmosis membranes |
03/17/1993 | EP0531576A1 Device and housing for filtering and separating of fluids |
03/17/1993 | EP0525096A4 Modular microporous filter assemblies |
03/16/1993 | US5194149 Filter cartridge manifold |
03/16/1993 | US5194145 Method and apparatus for separation of matter from suspension |
03/10/1993 | EP0381757B1 Medical instrument and production thereof |
03/09/1993 | US5192459 Sterilant compositions |
03/09/1993 | US5192456 Apparatus for treating activated sludge and method of cleaning it |
03/09/1993 | US5192440 Hollow cellulose dialysis fibers |
03/09/1993 | US5192340 Hollow fiber filter cleaning system and more particularly to the control of emissions from solvent cleaning equipment |
03/03/1993 | EP0529921A1 Semipermeable membrane cartridge and method of making |
03/03/1993 | EP0529682A2 Membrane filtration unit and cassette, and method of making a membrane filtration unit |
02/18/1993 | WO1993002781A1 Portable water purification system |
02/18/1993 | WO1993002779A1 Concentration of solids in a suspension using hollow fibre membranes |
02/18/1993 | WO1993002714A1 Method of checking the rate of removal of pyrogenic substances, in particular viruses, from organic material |
02/16/1993 | CA1313625C Cleaning of reverse osmosis apparatus and method therefor |
02/09/1993 | US5185082 Method for evaluating the virus-removing capability of a porous polymeric membrane module for removing viruses |
02/03/1993 | EP0526372A1 Process and apparatus for cleaning filter membranes |
02/03/1993 | EP0525096A1 Modular microporous filter assemblies |
02/02/1993 | US5183569 Useful for collection of a filtrate from a bulk body fluid being sampled for biomedical analysis or fermentate analysis |
02/02/1993 | US5183567 Apparatus for filtering and separating flowing medium |
01/27/1993 | EP0524769A2 Apparatus for a method of fluid separation |
01/26/1993 | CA2074311A1 Apparatus for a method of fluid separation |
01/07/1993 | EP0160014B1 Cleaning of filters |
01/05/1993 | US5176828 Manifold segment stack with intermediate feed manifold |
12/30/1992 | CN1019645B Apparatus for preparation of machining liquid for electroerosion machine |
12/29/1992 | US5174894 Blood component separation apparatus |
12/23/1992 | EP0519028A1 Device for cleansing the machining fluid for a spark-erosion or electrochemical processing machine |
12/23/1992 | EP0324025B1 Electrofilter apparatus and process for preventing filter fouling in crossflow filtration |
12/22/1992 | US5173190 Reconditioning and reuse of chilled water for poultry and food processing |
12/16/1992 | EP0518250A1 Method and apparatus for testing the integrity of filter elements |
12/09/1992 | EP0517501A2 Method for evaluating the virus-removing capability of a porous polymeric membrane module for removing viruses |
12/09/1992 | EP0516846A1 Bag-like filter |
12/01/1992 | WO1992021426A1 Rotary disc filtration device |
12/01/1992 | WO1992021425A1 Rotary filtration device and filter pack therefor |
12/01/1992 | US5167817 Transfer membrane apparatus |
11/10/1992 | US5162102 Medical instrument and production thereof |
11/03/1992 | US5160616 Filtering apparatus |
11/03/1992 | US5160615 Hollow fiber type liquid processing apparatus |
10/29/1992 | WO1992018218A1 Horizontal motion quick-disconnect filter system with recirculating bypass |
10/28/1992 | EP0510328A2 Apparatus for treating activated sludge |
10/28/1992 | EP0213157B1 Concentration of solids in a suspension |
10/22/1992 | DE4112231A1 Ultrafiltration using membrane assembly fabricated from fine-woven wire mesh |
10/14/1992 | EP0508646A1 Filter element and spiral-wound membrane cartridge containing same |
10/14/1992 | EP0508645A2 Filters and filter units |
10/07/1992 | CN1065054A Apparatus for treating activated sludge |
09/29/1992 | US5151191 Filtration process using hollow fiber membrane module |
09/29/1992 | US5151180 Radial and axial flow stage filter device |
09/28/1992 | CA2064155A1 Filters and filter units |
09/23/1992 | EP0504839A1 Separation process of catalysts from suspensions by filtration |
09/22/1992 | US5149447 Creosote filtration system with a shell and tube type filtration device |
09/22/1992 | US5149430 Fluid distributing head for a membrane filter module for filtration of fluids |
09/20/1992 | CA2063324A1 Process for separating catalysts from suspensions by filtration |
09/15/1992 | US5147613 Apparatus for sterilizing a medical unit |
09/15/1992 | US5147605 Using hydrofluoric acid |
09/15/1992 | US5147552 Method of and apparatus for cleaning filters in tangential microfiltration |
09/15/1992 | US5147542 Manifold and manifold segment for tangential flow filtration apparatus |
09/15/1992 | US5147541 Spiral filtration module with strengthened membrane leaves and method of constructing same |
09/01/1992 | US5143630 Rotary disc filtration device |
09/01/1992 | US5143612 Cylinder casting and hollow fibers |
09/01/1992 | US5143601 Fluid purification system |