Patents for B01D 67 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus (11,858) |
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09/18/1997 | WO1997033683A1 Endotoxin-specific membranes |
09/18/1997 | DE19609479A1 Endotoxin-spezifische Membranen Endotoxin-specific membranes |
09/18/1997 | CA2249548A1 Endotoxin-specific membranes |
09/17/1997 | CN1159770A Porous composite membrane and making process |
09/10/1997 | EP0793998A2 Process for stabilising the properties of cellulosic membranes |
09/03/1997 | CN1158274A Highly permeable composite reverse osmosis membrane |
09/03/1997 | CN1158273A Polysulfone hollow fiber semipermeable membrane |
08/26/1997 | US5660728 Accurate material handling |
08/26/1997 | US5660680 Method for fabrication of high vertical aspect ratio thin film structures |
08/20/1997 | CN1157639A Mesoscale polynucleotide amplification device |
08/19/1997 | US5658561 Method of producing anti-thrombogenic material and material produced thereby |
08/19/1997 | US5658460 Interfacially contacting aqueous solution of polyamine monomer containing inorganic ammonium salt of acid with solution of polyfunctional acyl halide monomer in non-polar organic solvent, heating membrane to remove solvent |
08/13/1997 | EP0788833A1 Process for increasing the wettability of a porous body and device for carrying out the process |
08/07/1997 | WO1997027935A1 Method of treating polyamide membranes to increase flux |
08/06/1997 | EP0787525A1 Highly permeable composite reverse osmosis membrane |
08/06/1997 | EP0787369A1 Proton conducting polymers |
07/30/1997 | EP0633053B1 Process for preparing a porous polytetrafluoroethylene film |
07/29/1997 | US5651900 Microfabricated particle filter |
07/24/1997 | WO1997026284A1 Method for gas phase sulfonation of polymer membranes |
07/24/1997 | WO1997026134A1 Highly porous polyvinylidene difluoride membranes |
07/24/1997 | WO1997026073A1 Filter cartridges having track etched membranes and methods of making same |
07/23/1997 | EP0784457A1 Porous microfabricated polymer membrane structures |
07/23/1997 | EP0637996B1 Microfabricated detection structures |
07/23/1997 | CN1154870A Improved method for mfg. of acetate fiber pellicle and medical product thereof |
07/22/1997 | US5650451 Lamination, filters, packaging |
07/15/1997 | CA2037215C Treatment of lower glycol-containing operative fluids |
07/08/1997 | US5646205 Ion complex membrane and a method for producing same |
07/08/1997 | US5645778 Process of making a cellulose acetate semipermeable membrane |
07/08/1997 | US5645684 Microelectromechanical systems, electronic circuits and mechanical devices integrated on the same chip |
07/02/1997 | EP0781795A2 Application of sulfone, ketone and ester containing polyalkyl ethers to medical materials |
07/02/1997 | EP0781593A2 Process for producing polyetheramide solutions, steam sterilizable membrane preparable by using the polyetheramide solutions, and process for preparing these membranes |
07/02/1997 | CN1153186A Microporous film of high molecular weight polyolefin and process for producing same |
07/01/1997 | US5643681 Terpolymer polylactone-polysiloxane-polylactone block polymer |
07/01/1997 | US5643452 High-flux hollow-fiber membrane with enhanced transport capability and process for making same |
06/26/1997 | WO1997022406A1 Self-wetting membranes from engineering plastics |
06/24/1997 | US5641442 Mixing uniformly rubber, ethylene polymer, crosslinking agent, vulcanizing agent, rubber accelerator, filler, antiaging agent; heating under pressure to semi-vulcanize, grinding to powder, heating under pressure in mold to cure |
06/18/1997 | EP0779381A2 Polysulfone porous hollow fiber |
06/18/1997 | EP0335972B2 Medical material and process for its production |
06/17/1997 | US5639376 Filtering |
06/17/1997 | US5639365 Fluid filled and collapsing polymeric filter tube having a supporting sleeve |
06/11/1997 | EP0527980B1 Method of manufacture of a composite body consisting of microsieves |
06/11/1997 | CN1151417A Hydrophilically modified pulverulent high and/or ultra-high molecular weight polyethylene |
06/10/1997 | US5637201 Linker lipid for use in attaching a membrane, comprises with in the same molecule hydrophilic and hydrophobic regions |
06/04/1997 | CN1151128A Separating and concentrating certain ions using ion-binding ligands bonded to membranes |
06/04/1997 | CN1150918A Permselective membranes and method for their production |
06/03/1997 | US5635041 Electrode apparatus containing an integral composite membrane |
05/28/1997 | EP0681507B1 Thermally induced phase separated azlactone membrane |
05/28/1997 | EP0671960B1 Liquid applicator with metering insert |
05/27/1997 | US5633290 Pore-size selective modification of porous materials |
05/27/1997 | US5632874 Ion selective ceramic membrane |
05/20/1997 | US5630970 Exposing to sorbent vapor, such as propane or butane, thereby reopening the microvoids that make up the free volume |
05/20/1997 | US5630941 Permanent hydrophilic modification of fluoropolymers |
05/14/1997 | EP0773058A1 Filtration membrane for oleophilic organic liquids, method for producing it and method for filtering oleophilic organic liquids |
05/14/1997 | EP0772488A1 Porous composite membrane and process |
05/13/1997 | US5629353 Highly cross-linked nanoporous polymers |
05/13/1997 | US5629084 A porous membrane substrate coated with a self-crosslinked polymer and maintaining the same configuration; antifouling agents |
05/13/1997 | CA2036331C Membrane device for a filtration, separation or catalytic reaction process |
05/07/1997 | EP0730489B1 Process for the partial modification of porous hydrophylic filter membranes |
05/06/1997 | US5627217 Nonblocking coating on fibers; microfiltration; biochemical reactions; separations; antifouling agents |
05/02/1997 | EP0769981A1 A zeolite containing composition with a selectivity enhancing coating |
05/02/1997 | EP0769980A1 Membrane reparation and pore size reduction using interfacial ozone assisted chemical vapor deposition |
04/29/1997 | US5624627 Melt-kneading polyethylene and plasticizer, forming sheet, extracting plasticizer, stretching sheet, heating, treating with corona discharge or plasma discharge |
04/24/1997 | WO1997015375A1 Conductive filter laminate |
04/17/1997 | WO1997013575A1 Polysulfone membrane for purifying blood |
04/15/1997 | US5620790 Each layer having varying viscosities |
04/10/1997 | DE19536033A1 Capillary pore membrane based on hydrophilic polymer film |
04/09/1997 | EP0767181A2 Hydrophilically modified powdered high or ultrahigh molecular weight polyethylene |
04/09/1997 | EP0483143B2 Membrane affinity apparatus and purification methods related thereto |
04/08/1997 | US5618587 Vacuum rig apparatus |
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 |
04/02/1997 | EP0765900A1 Method of producing a microporous polyolefin membrane |
04/01/1997 | US5616246 Hydrophilic membranes for electrochemical devices and method for preparing same |
03/26/1997 | EP0764461A1 Porous polysulfone membrane and process for producing the same |
03/26/1997 | EP0764346A1 High vertical aspect ratio thin film structures |
03/25/1997 | US5614099 Highly permeable composite reverse osmosis membrane, method of producing the same, and method of using the same |
03/20/1997 | WO1997010048A1 Filtration medium |
03/19/1997 | CN1145593A High-flux polyacrylonitrile dialysis diaphragm |
03/18/1997 | US5611843 Carbon dioxide separation |
03/13/1997 | WO1997009167A1 Microporous membrane with a stratified pore structure created in situ and process |
03/13/1997 | CA2231270A1 Microporous membrane with a stratified pore structure created in situ and process |
03/12/1997 | EP0761291A1 Polymeric dope solution for use in the preparation of an integrally skinned asymmetric membrane |
03/05/1997 | CN1144504A Fabric laminates |
02/26/1997 | CN1143917A Mesoscale sample preparation device and system for determination and processing of analytes |
02/25/1997 | US5605627 Artificial kidney |
02/25/1997 | CA2015413C Process for preparing a microporous membrane and such a membrane |
02/19/1997 | EP0749352A4 Microfabricated particle filter |
02/13/1997 | DE3645263C2 Membranes for sepn. of liquids by evaporation |
02/12/1997 | EP0757589A1 Separating and concentrating certain ions using ion-binding ligands bonded to membranes |
02/12/1997 | EP0605470B1 Hydrophilic membranes prepared from polyethersulfone/poly-2-oxazoline/polyvinylpyrrolidone blend |
02/12/1997 | CN1142410A Improved polymeric Membrane |
02/11/1997 | US5601769 Drawing polymeric film having applied liquid layer containing material of nonporous coating which increases in viscosity during drawing |
02/05/1997 | CN1142197A Device and process for removing leukocytes and viral inactivating agents from blood |
02/05/1997 | CN1142193A 抗微生物材料 Anti-microbial material |
02/04/1997 | US5599614 Integral composite membrane |
02/04/1997 | US5599380 Polymeric membrane |
01/30/1997 | WO1997003118A1 Membranes comprising salts of aminoacids in hydrophilic polymers |
01/30/1997 | CA2224893A1 Membranes comprising salts of aminoacids in hydrophilic polymers |
01/29/1997 | EP0755272A1 Biocompatible coated article |
01/28/1997 | US5596988 Multi-parameter sensor apparatus |