Patents
Patents for B01D 67 - Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus (11,858)
01/1997
01/22/1997EP0754719A2 Microporous film of high molecular weight polyolefin and process for producing same
01/22/1997EP0754488A1 Method of producing microporous thermoplastic resin membrane
01/22/1997CN1140769A Method and apparatus for spinning hollow fiber membranes
01/21/1997US5595658 Membrane based on graft copolymers
01/19/1997CA2181423A1 Microporous film of high molecular weight polyolefin and process for producing same
01/15/1997EP0753315A2 Medical material, method for production thereof, and medical apparatus
01/15/1997EP0752929A1 Fabric laminates
01/15/1997EP0631520B1 Alcohol-insoluble nylon microporous membranes
01/14/1997US5593729 Pore-size selective modification of porous materials
01/14/1997US5593632 Method of making a porous film
01/08/1997EP0752266A2 Highly permeable composite reverse osmosis membrane
01/08/1997EP0751818A1 High-flux polyacrylonitrile dialysis diaphragm
01/03/1997WO1997000121A1 Tangential flow planar microfabricated fluid filter
01/02/1997EP0750938A1 Polysulfone hollow fiber semipermeable membrane
01/02/1997EP0750937A2 Method and apparatus for spinning hollow fiber membranes
01/02/1997EP0750936A1 Permselective membranes and methods for their production
12/1996
12/27/1996EP0749775A1 Method for production of hollow-fiber membrane, hollow-fiber membrane, and dialyzer
12/27/1996EP0749474A1 Microfabricated capsules for isolation of cell transplants
12/27/1996EP0749352A1 Microfabricated particle filter
12/27/1996EP0341309B1 Porous polypropylene membrane and process for its production
12/24/1996US5587128 Polymerase chain reaction
12/19/1996WO1996041368A1 Multilayer high vertical aspect ratio thin film structures
12/19/1996WO1996040421A1 Microfiltration membranes having high pore density and mixed isotropic and anisotropic structure
12/19/1996WO1996040420A1 Micromachined porous membranes with bulksupport
12/19/1996WO1996017675A3 Method of treating membranes
12/18/1996EP0748650A2 Fluorine-containing polyimide gas separation membrane and method of manufacturing the same
12/18/1996EP0748233A1 Antimicrobial materials
12/18/1996EP0601067B1 Semi-permeable gas separation membranes having non-ionic surfactants disposed on a membrane surface or within membrane structure and processes for making and using the same
12/17/1996US5585011 Methods for manufacturing a filter
12/17/1996US5585007 Plasma concentrate and tissue sealant methods and apparatuses for making concentrated plasma and/or tissue sealant
12/11/1996EP0747112A2 Method of making a hollow fibre membrane
12/10/1996US5583240 Exothermic process with porous means to control reaction rate and exothermic heat
12/10/1996US5582794 Having blood-contacting surface coated with copolymer of hydroxyethyl methacrylate and methyl methacrylate and with block copolymer of ethylene oxide and propylene oxide
12/10/1996US5582725 Chlorine-resistant composite membranes with high organic rejection
12/05/1996WO1996038221A1 Method of producing hollow fibre polymer membranes
12/05/1996WO1996038216A1 Process of making medical devices
12/05/1996DE19520188A1 Verfahren zur Herstellung von Polymer-Hohlfadenmembranen A process for the production of polymer hollow fiber membranes
12/05/1996CA2222951A1 Improved process for making cellulose acetate semipermeable membranes and medical products therefrom
12/04/1996EP0745423A2 Improved process for making cellulose acetate semipermeable membranes and medical products therefrom
12/04/1996CN1033428C Polytetrafluoroethylene porous film prepn. and use thereof
11/1996
11/28/1996WO1996037282A1 Synthetic separation diaphragm
11/27/1996EP0743957A1 Plasma concentrate and tissue sealant compositions
11/27/1996EP0679110B1 A filter
11/21/1996WO1996015269A3 Mesoscale polynucleotide amplification devices
11/21/1996DE19518624C1 Synthetische Trennmembran Synthetic separation membrane
11/20/1996EP0743089A2 Porous polytetrafluoroethylene film and process for preparation thereof
11/20/1996EP0743084A1 Dialysis filter/reactor for capturing endotoxins, and relative fabrication method
11/14/1996WO1996035504A1 Hollow-fiber membrane of polysulfone polymer and process for the production thereof
11/14/1996WO1996035503A1 Porous film
11/13/1996CN1135725A Process for the partial modification of porous hydrophylic filter membranes
11/12/1996US5573668 Hydrophilic microporous membrane for drug delivery devices and method for preparing same
11/06/1996EP0740952A1 Composite microporous polyolefin film and process for producing the same
11/06/1996EP0740951A1 Sterilisable membrane by heat treatment
11/06/1996CN1135188A Hydrophilic compositions with increased thermal and solvent resistance
11/06/1996CN1135187A Hydrophilic compositions with increased thermal resistance
11/05/1996US5571415 Method for preparing porous polymer structures
10/1996
10/30/1996EP0739423A1 Mesoscale polynucleotide amplification devices
10/30/1996EP0739240A1 Mesoscale sample preparation device and systems for determination and processing of analytes
10/30/1996EP0687193B1 Method and apparatus for performing a solid-phase extraction under pressurized conditions
10/17/1996WO1996032635A1 Defining an electrode area
10/17/1996WO1996032356A1 Improved reverse osmosis purification of water
10/17/1996WO1996032184A1 A process for forming a membrane having a hydrophobic fluoropolymer surface
10/17/1996WO1996032178A1 Leukocyte filtration method and apparatus
10/16/1996EP0527913B1 Method for making pvdf hollow fibre membranes
10/15/1996US5565153 Process of making polyvinylidene fluoride membranes
10/10/1996WO1996031273A1 Dialysate filter
10/09/1996EP0735852A1 Liquid dispenser for sterile solutions
10/09/1996CN1132946A Shutdown, trilayer battery separator
10/09/1996CN1132660A Method of preparing membranes from blends of polymers
10/08/1996US5563191 Phase-separated membrane
10/08/1996US5563056 Forming a matrix having first chemical species covalently immobilized and includes free molecules of second chemical species, gradually releasing the second species molecule from matrix
10/02/1996EP0734759A1 Polyvinylidene fluoride membrane
10/02/1996DE19511151A1 Process and appts. for spinning semipermeable hollow fibres of cellulose
09/1996
09/26/1996DE19510437A1 Membrane for micro- or ultra-filtration of suspensions or gases
09/25/1996EP0733169A1 Micromachined filters and flow regulators
09/25/1996EP0670751A4 Improved sensor membranes.
09/24/1996US5558936 Polyimide fibers coated with polyvinylpyridine
09/24/1996US5558776 Separation of alkanols by pervaporation
09/19/1996WO1996028501A1 Porous ptfe film and a manufacturing method therefor
09/19/1996WO1996028242A1 Composite membrane
09/18/1996EP0683687A4 Leukocyte removal method and filter unit for same.
09/12/1996WO1996027614A1 Surface modified affinity separation membrane
09/12/1996WO1996027430A1 Silicone composite membrane modified by radiation-chemical means and intended for use in ultrafiltration
09/12/1996WO1996027429A1 Improved membrane
09/12/1996DE19507584A1 Strahlenchemisch modifizierte Silikonkompositmembran für die Ultrafiltration Radiation Chemically modified Silikonkompositmembran for ultrafiltration
09/12/1996CA2212526A1 Improved membrane
09/11/1996EP0730489A1 Process for the partial modification of porous hydrophylic filter membranes
09/11/1996EP0608366B1 Oil, water and sweat repellent microporous articles, in particular membranes
09/11/1996CN1130543A Improved production of multilayer composite membranes
09/10/1996US5554414 Process for forming membrane having a hydrophobic fluoropolymer surface
09/10/1996US5554292 Permselective membrane of polyacrylonitrile copolymer and process for producing the same
09/06/1996WO1996026971A1 Strongly basic anion-exchanging moulded bodies and a method of manufacturing the same
09/05/1996DE19543055A1 Large pore synthetic polymer membranes
09/05/1996DE19507104A1 Anionenaustauschende Formkörper und Verfahren zu deren Herstellung Anion-exchanging molding and process for their preparation
09/04/1996EP0729380A1 Hydrophilic compositions with increased thermal resistance
09/04/1996EP0729379A1 Hydrophilic compositions with increased thermal and solvent resistance
09/03/1996CA2094749C Polysulfone-based hollow fiber membrane and process for manufacturing the same
08/1996
08/28/1996EP0728034A1 Membrane filter and a method of manufacturing the same as well as a membrane
08/28/1996EP0728032A1 Device and process for removing free hemoglobin from blood
08/21/1996EP0727233A2 Biocompatible material and method of manufacture and use thereof