| Patents for B01D 67 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus (11,858) |
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| 12/15/1993 | EP0344188B1 Process for the recovery of alcohols using an organic acid-modified polymer membrane |
| 12/15/1993 | CN1079414A Nuclear track microporous membrane and making method thereof |
| 12/14/1993 | US5270137 Secondary battery with graft-polymerized separator |
| 12/14/1993 | US5269931 Polyethersulfone membrane, polyethyleneimine-epichlorohydrin resin containing polyamines as charge modifying agent |
| 12/08/1993 | EP0299063B1 Hydrophilic article and method of producing same |
| 12/01/1993 | EP0572274A2 Novel high flux hollow fiber membrane |
| 12/01/1993 | EP0571871A2 Method for preparing a hydrophilic membrane |
| 11/30/1993 | CA2096895A1 Novel high flux hollow fiber membrane |
| 11/24/1993 | CN1078661A Integrity-testable wet-dry-reversible ultrafiltration membranes and method for testing same |
| 11/18/1993 | EP0570232A2 Microporous polysulfone supports suitable for removal of low density lipoprotein-cholesterol |
| 11/16/1993 | US5262451 Multifunctional thrombo-resistant coatings and methods of manufacture |
| 11/16/1993 | US5262054 Process for opening reverse osmosis membranes |
| 11/15/1993 | CA2095424A1 Microporous polysulfone support suitable for removal of low density lipoprotein-cholesterol |
| 11/11/1993 | WO1993022421A1 Microfabricated sperm handling devices |
| 11/11/1993 | WO1993022058A1 Polynucleotide amplification analysis using a microfabricated device |
| 11/11/1993 | WO1993022055A2 Fluid handling in microfabricated analytical devices |
| 11/11/1993 | WO1993022054A1 Analysis based on flow restriction |
| 11/11/1993 | WO1993022053A1 Microfabricated detection structures |
| 11/11/1993 | WO1993022039A1 Hydrophilic microporous polyolefin membrane |
| 11/11/1993 | WO1993022034A1 Polyvinylidene fluoride microporous membrane and method |
| 11/10/1993 | EP0569229A1 High efficiency removal of low density lipoprotein-cholesterol from whole blood |
| 11/10/1993 | EP0568968A2 Blood-treating device, and process for producing the same |
| 11/09/1993 | US5260360 Olefin polymer, processing aid |
| 11/09/1993 | CA1323968C Macroporous polymeric membranes for the separation of polymers and a method of their application |
| 11/06/1993 | CA2095423A1 High efficiency removal of low density lipoprotein-cholesterol from whole blood |
| 11/03/1993 | EP0568045A1 Polysulfone-based hollow fiber membrane and process for manufacturing the same |
| 11/02/1993 | US5258203 Reverse osmosis polyamide membranes |
| 11/02/1993 | US5258149 Process of making a membrane for high efficiency removal of low density lipoprotein-cholesterol from whole blood |
| 11/02/1993 | US5258127 Biological filters |
| 11/02/1993 | CA1323855C Filtration media with low protein adsorbability |
| 11/02/1993 | CA1323845C Membrane filtration apparatus and method of making a membrane filtration unit |
| 10/28/1993 | WO1993020930A1 Diaphragm based on graft copolymers |
| 10/28/1993 | DE4213217A1 Membran auf Basis von Graftcopolymeren Membrane based on graft copolymers |
| 10/27/1993 | EP0566754A1 Heat-resisting porous membrane, hydrophilized heat-resisting porous membrane and production processes thereof |
| 10/26/1993 | CA1323475C Treatment of permeable membranes |
| 10/26/1993 | CA1323474C Composite membranes, processes for their preparation and their use |
| 10/20/1993 | EP0566097A1 Process for forming porous polymeric product from a nonporous polymeric composition and product |
| 10/20/1993 | EP0566046A1 Patterned porous polymeric product and process |
| 10/20/1993 | EP0138841B1 Transfer of macromolecules from a chromatographic substrate to an immobilizing matrix |
| 10/19/1993 | US5254143 Diaphragm for gas-liquid contact, gas-liquid contact apparatus and process for producing liquid containing gas dissolved therein |
| 10/19/1993 | CA1323271C Membrane-type artificial lung and method of using it |
| 10/19/1993 | CA1323152C Method of manufacturing porous membrane and porous membrane manufactured by the same method |
| 10/19/1993 | CA1323150C Air dried cellulose acetate membranes |
| 10/13/1993 | EP0447486B1 Defect-free ultrahigh flux asymmetric membranes |
| 10/12/1993 | US5252212 Semipermeable membrane of polyphosphazene |
| 10/12/1993 | CA1323127C Solutions of fluoropolymers, and their use |
| 10/07/1993 | DE4211522A1 Polymer membrane, useful for ultrafiltration, dialysis etc. - based on vinyl-aromatic monomer(s), 2H-tetrazole(s) with vinyl:phenyl substit(s), and polydiene graft base |
| 10/07/1993 | DE4210413A1 Membrane filter for sepn. of poly-dispersions into continuous and dispersed phases - is a bonded powder mass on a carrier support grid providing high mechanical strength etc., useful for sepg. fluids contg. particle or oil matter |
| 10/06/1993 | EP0564053A2 Blood cleaning method |
| 10/06/1993 | EP0563605A1 Method for the production of microstructures |
| 10/05/1993 | US5250240 Melt blend solution consisting of polyolefin and diluent |
| 10/05/1993 | CA1322636C Heterogeneous membranes from highly filled thermoplastic, orientable polymers |
| 09/30/1993 | WO1993019115A1 Super porous polysaccharide gels |
| 09/30/1993 | WO1993018845A1 Alcohol-insoluble nylon microporous membranes |
| 09/29/1993 | EP0562303A2 Chemical valve |
| 09/29/1993 | EP0505502B1 Dry high flux semipermeable membranes |
| 09/29/1993 | CN2142751Y Device for cohering bundle of hollow fibers |
| 09/28/1993 | CA1322444C Process for drying water-wet polycarbonate membranes |
| 09/23/1993 | DE4305979A1 Chemical responsive valve used e.g. as release means for medicaments - has polymer matrix with variable permeability responding to ambient conditions |
| 09/22/1993 | EP0561379A1 Filter medium having a limited surface negative charge for treating a blood material |
| 09/22/1993 | EP0561277A1 Hydrophobic polymeric membrane composites |
| 09/21/1993 | US5246743 Biphenyltetracarboxylic acids and hexafluoroisopropylidene biphenyltetracarboxylic acid |
| 09/21/1993 | US5246647 Solvent |
| 09/15/1993 | EP0559902A1 Permselective polyacrylonitrile copolymer membrane and production thereof |
| 09/15/1993 | EP0453473B1 Support for selective immuno-purification of a liquid and process for treating said support |
| 09/14/1993 | US5244799 Preparation of a polymeric hydrogel containing micropores and macropores for use as a cell culture substrate |
| 09/14/1993 | US5244578 Blood plasma-separating membrane and blood plasma separator using the membrane |
| 09/08/1993 | EP0559149A1 Process for preparing hollow fiber separatory devices |
| 09/08/1993 | EP0338074B1 Treatment of permeable membranes |
| 09/07/1993 | US5242636 Method of making a multilayer capillary membrane |
| 09/01/1993 | EP0388468B1 Hydrophilic polypropylene porous membrane, process for its production, and apparatus for separating blood plasma |
| 08/31/1993 | US5240615 Filtration |
| 08/31/1993 | US5240587 Method of producing a filter material |
| 08/31/1993 | CA1321689C Process for preparing membranes from tetrahalobisphenol polycarbonates |
| 08/31/1993 | CA1321687C Process and dope for forming asymmetric gas separation membranes having graded density skins |
| 08/24/1993 | US5238992 Mixing water, emulsifier, hydrophilic monomer, hydrophobic monomer, agitating to form microemulsion, polymerizing to produce water insoluble porous solid homopolymer blends |
| 08/24/1993 | US5238618 Melt blending polymer with a solubilizing amount of liquid to form a homogenous solution; forming; cooling; stretching; removal of liquid |
| 08/24/1993 | US5238613 Microporous materials |
| 08/24/1993 | US5238569 Porous material covered with thin film of polyphosphazene |
| 08/24/1993 | US5238471 Spray deposition as aerosol on microporous substrate, annealing, rendered defect-free |
| 08/24/1993 | CA1321554C Immunoassay filter and test device containing same, with flow-delaying polymer |
| 08/24/1993 | CA1321451C Method for production of hollow fiber membrane |
| 08/19/1993 | WO1993016176A1 Immobilization of chemical species in crosslinked matrices |
| 08/19/1993 | WO1993016117A1 Water-soluble cellulose derivative and biocompatible material |
| 08/19/1993 | WO1993015775A1 Method of producing anti-thrombogenic material and material produced thereby |
| 08/17/1993 | US5236644 Process of making membrane for removal of low density lipoprotein-cholesterol from whole blood |
| 08/17/1993 | US5236643 Preparation of gas separation membrane and spiral wound gas separation module |
| 08/17/1993 | US5236592 Haemocompatible composite material and method of using thereof |
| 08/17/1993 | US5236588 Asymmetric polymer membrane and preparation thereof |
| 08/11/1993 | EP0554869A1 Biomaterials of enhanced compatibility |
| 08/10/1993 | US5234739 Polytetrafluoroethylene porous film and preparation and use thereof |
| 08/10/1993 | US5234594 Nanochannel filter |
| 08/10/1993 | US5234538 Pores etched along beam tracks |
| 08/05/1993 | WO1993015529A1 Preparation of a membrane and its use in an electrochemical cell |
| 08/04/1993 | EP0553167A1 Material and process for producing the same |
| 08/04/1993 | EP0300038B1 Microporous asymmetric polyfluorocarbon membranes |
| 08/03/1993 | US5232642 Melt spinning, annealing |
| 08/03/1993 | US5232601 Made-up of polysulfone; useful for hemodialysis treatment |
| 08/03/1993 | US5232600 Polymerizing a fluorine containing monomer in the presence of a microporous polymeric membrane substrate forming a permanent chemical, bond between substrate and super strate |
| 08/03/1993 | US5232597 High degree of fibrillation on outer surface |