| 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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| 09/11/1998 | WO1998030501A3 Treatment of water by reverse osmosis |
| 09/09/1998 | EP0862943A1 Membrane filtration module and membrane filtration system comprising modules of this kind. |
| 09/08/1998 | US5804280 Porous filter medium includes polyamide, fluoropolymer, polyethersulfone, polysulfone, acrylic polymer, polyester or cellulose ester; adhesive free bonding |
| 09/03/1998 | WO1998037950A1 Portable reverse osmosis unit for producing drinking water |
| 09/02/1998 | EP0862022A2 Water treatment apparatus comprising a filter |
| 09/02/1998 | EP0619757B1 Catalytic filtration device and method |
| 09/02/1998 | CN1191768A Hollow fiber separation membrane module of immersing type and method for manufacturing the same |
| 08/27/1998 | WO1998036824A1 Cross-flow filtration device for liquids |
| 08/27/1998 | DE19734759C1 Waste water treatment and assembly |
| 08/25/1998 | US5798041 In-line liquid filtration device useable for blood, blood products or the like |
| 08/20/1998 | WO1998035749A1 Cross-filter apparatus |
| 08/19/1998 | EP0738180B1 In situ cleaning system for fouled membranes |
| 08/19/1998 | CN2288001Y Membrane equipment capable of simultaneously carrying-out operation and washing |
| 08/18/1998 | US5795476 Water treatment apparatus |
| 08/13/1998 | DE19704839A1 Closure for membrane filter housing |
| 08/06/1998 | WO1998033581A1 Module made of at least two-type hollow fibres, and production of same |
| 08/06/1998 | DE19704028A1 System for checking the integrity of filter elements |
| 08/05/1998 | CN1039394C Wrapping pipe for a bundle of hollow fibers method and device for prodn. thereof |
| 08/04/1998 | US5788862 Filtration medium |
| 08/04/1998 | US5788099 Vessel for containing batch quantities of dialysate or other physiologic solution chemicals |
| 07/29/1998 | EP0855214A1 Hollow yarn membrane integrating module |
| 07/29/1998 | EP0855213A2 Device with liquid filter element containing hollow bodies |
| 07/29/1998 | EP0855212A1 Hollow fiber membrane module |
| 07/29/1998 | EP0855211A1 Membrane separation apparatus |
| 07/28/1998 | US5786528 Water intrusion test for filters |
| 07/28/1998 | US5785858 Method and apparatus for removing air locks within manually operated micro-filtration devices |
| 07/21/1998 | US5783083 Vertical cylindrical skein of hollow fiber membranes and method of maintaining clean fiber surfaces |
| 07/21/1998 | US5783072 Improved control of fluid volume, useful in home environment |
| 07/16/1998 | WO1998030661A1 Surface-cleaning method |
| 07/16/1998 | WO1998030501A2 Treatment of water by reverse osmosis |
| 07/16/1998 | WO1998008606A3 Devices incorporating filters for filtering fluid samples |
| 07/16/1998 | DE19700493A1 Verfahren zur Reinigung von Oberflächen A method for cleaning surfaces |
| 07/16/1998 | CA2269988A1 Surface-cleaning method |
| 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 |
| 07/14/1998 | US5779815 Process for removal of lumen fillers and other soluble residues from hollow filaments |
| 07/09/1998 | WO1998029184A1 Device and method for detecting leakage of filter film |
| 07/09/1998 | WO1998029176A1 Method and apparatus for treatment of liquid |
| 07/08/1998 | EP0852308A1 Pressure vessel: overmolding a polyolefin onto a polyolefin |
| 07/07/1998 | CA2108023C Transportable reverse osmosis water purification unit |
| 07/02/1998 | WO1998028067A1 Apparatus and methods for wetting or flushing filters |
| 07/02/1998 | WO1998028066A1 Scouring method |
| 07/02/1998 | CA2639642A1 Scouring method |
| 07/01/1998 | EP0850677A1 Hollow fiber separation membrane module of immersing type and method for manufacturing the same |
| 06/30/1998 | US5772879 Self-cleaning fluid strainer |
| 06/30/1998 | US5772831 Melting a film coating and applying on filter membranes |
| 06/30/1998 | CA2140149C Filter membrane element and method of manufacturing same |
| 06/24/1998 | EP0848642A1 Separation systems and methods |
| 06/23/1998 | US5770064 Combined holder and connector for a dialyser |
| 06/23/1998 | US5769539 Backflush system for a filter membrane located upstream of a hydrocarbon analyzer apparatus |
| 06/18/1998 | WO1998025694A1 Improved microporous membrane filtration assembly |
| 06/18/1998 | DE19716752C1 Fluid filter assembly membrane stoppers |
| 06/17/1998 | EP0847796A2 Method for washing hollow fiber membrane |
| 06/16/1998 | US5766480 Method for priming a hollow fiber oxygenator |
| 06/11/1998 | WO1998024538A1 Membrane filtration system for a cross-flow method |
| 06/10/1998 | EP0846470A1 Batch dialysate conductivity adjustment in a batch dialysate preparation system |
| 06/10/1998 | EP0846023A2 Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces |
| 06/10/1998 | EP0781163A4 Hollow fiber cartridge |
| 06/10/1998 | DE19647293C1 Verhinderung und Verzögerung der Belagsbildung in Membranprozessen Prevention and delay of scale formation in membrane processes |
| 06/09/1998 | US5763765 Method and apparatus for detecting and locating perforations in membranes employed in electrochemical cells |
| 06/09/1998 | US5762870 Exchange structure for biomedical equipment |
| 06/09/1998 | US5762804 Loading a filter on container assembly, circulating wetting agent through the container, draining and storing using pressure for mobilizing the wetting agent beyond gravitional mobilization, flushing the liquid, removing the filter |
| 06/09/1998 | US5762789 Used to filter ultrapure fluids used in semiconductor forming, combines the benefit of an in-line and t filter configuration |
| 06/09/1998 | US5762782 Water treatment for dialysate preparation |
| 06/04/1998 | WO1998023538A1 Wastewater treatment process and apparatus for high flow impurity removal |
| 06/04/1998 | WO1998023361A1 Apparatus and method for reverse osmosis desalination |
| 06/04/1998 | DE19718028C1 Fluid filter assembly having membrane modules arranged in parallel |
| 06/04/1998 | DE19648519A1 Waste water membrane filtration process |
| 05/28/1998 | WO1998022205A1 Inhibition and delay of deposit formation in membrane processes |
| 05/28/1998 | WO1998022204A1 Microporous membrane filtration and backwashing process |
| 05/28/1998 | CA2271490A1 Inhibition and delay of deposit formation in membrane processes |
| 05/27/1998 | EP0844015A2 Hollow fiber membrane separation device |
| 05/27/1998 | EP0843650A2 Biofouling reduction |
| 05/27/1998 | CN1182632A Replaceable separating assembly with quick joint property |
| 05/13/1998 | EP0840553A2 Cleaning-in-place with a solution containing a protease and a lipase |
| 05/13/1998 | EP0666773A4 Cross-flow microfiltration process. |
| 05/13/1998 | CN1181811A Defining an eleectrode area |
| 05/07/1998 | DE19645537A1 Coiled membrane module for cross-flow or dead-end filtration processes |
| 05/05/1998 | CA2092472C Manufacturing method for producing sterile milk using dynamic microfiltration |
| 04/30/1998 | DE19714373C1 Mass exchange filter unit containing hollow fibre bundle for e.g. blood dialysis |
| 04/29/1998 | EP0838256A2 Method for separating and recovering objective component |
| 04/28/1998 | US5744035 Module containing zeolite-based membrane and preparation thereof |
| 04/23/1998 | WO1998016297A1 Filtering device with open-ended filter tubes |
| 04/16/1998 | WO1998015342A1 Water filtration device and method of its manufacture |
| 04/15/1998 | CN1179115A Method of desalinating saline water and apparatus thereof |
| 04/14/1998 | US5738792 Method for separation of matter from suspension |
| 04/08/1998 | CN1178480A Filtration monitoring and control system |
| 04/07/1998 | US5736046 Used for hemodialysis |
| 04/02/1998 | WO1998013890A1 Method and apparatus for detecting and locating perforations in membranes employed in electrochemical cells |
| 04/02/1998 | WO1998013131A1 System for filtering medical and biological fluids |
| 04/02/1998 | WO1998013130A1 System for membrane filtration in a cross stream process |
| 04/02/1998 | WO1998013078A1 Method of regenerating dialyzer and regenerative apparatus |
| 04/02/1998 | WO1997046305A3 Improved water treatment system |
| 04/02/1998 | CA2238375A1 System for membrane filtration in a cross stream process |
| 04/01/1998 | EP0831962A1 Filter |
| 04/01/1998 | CN1177518A Filament wound housing for reverse osmosis filter cartridge |
| 03/31/1998 | US5733452 Filter and end cap assembly including a porous layer for sealing with a potting material and method for making the assembly |
| 03/25/1998 | EP0831318A1 Water intrusion test for filters |
| 03/25/1998 | CN1176937A Devcie for controlling effluent of water purifier |
| 03/25/1998 | CA2215089A1 Pressure vessel: overmolding a polyolefin onto a polyolefin |