| Patents for B01D 69 - Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor (16,729) |
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| 07/17/1997 | WO1997025369A1 α,β,β-TRIFLUOROSTYRENE-BASED AND SUBSTITUTED α,β,β-TRIFLUOROSTYRENE-BASED COMPOSITE MEMBRANES |
| 07/15/1997 | US5647894 Gas separating composite membrane and process for producing the same |
| 07/15/1997 | US5647227 Membrane-augmented cryogenic methane/nitrogen separation |
| 07/15/1997 | CA2037215C Treatment of lower glycol-containing operative fluids |
| 07/09/1997 | EP0782879A1 Process and apparatus for the micro- and ultrafiltration of suspensions |
| 07/09/1997 | CN1154127A A barrier material comprising a thermoplastic and a compatible cyclodextrin derivative |
| 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 | EP0781166A1 Membrane separation process |
| 07/01/1997 | US5643452 High-flux hollow-fiber membrane with enhanced transport capability and process for making same |
| 06/26/1997 | WO1997022405A1 Hollow fiber type filtration membrane |
| 06/25/1997 | EP0780152A1 Semipermeable composite membrane, method for the preparation of such a membrane,and its use |
| 06/18/1997 | EP0779381A2 Polysulfone porous hollow fiber |
| 06/17/1997 | US5639365 Fluid filled and collapsing polymeric filter tube having a supporting sleeve |
| 06/17/1997 | CA2045992C Protective materials |
| 06/12/1997 | WO1997020622A1 Composite nanofiltration membrane |
| 06/11/1997 | EP0778076A1 Process for the preparation of supported zeolite membranes and membranes obtained by such process |
| 06/11/1997 | EP0778075A1 Process for the preparation of porous glass supported zeolite membranes and zeolite membranes obtained thereby |
| 06/11/1997 | EP0527980B1 Method of manufacture of a composite body consisting of microsieves |
| 06/10/1997 | US5637544 Reactive membrane for filtration and purification of gases of impurities and method utilizing the same |
| 06/10/1997 | US5637201 Linker lipid for use in attaching a membrane, comprises with in the same molecule hydrophilic and hydrophobic regions |
| 06/05/1997 | WO1997019744A1 Pressure-stable porous polymer tube membrane for tubular modules and process for manufacturing same |
| 06/05/1997 | WO1997019743A1 Filtration unit which can be tested for integrity and has hydrophilic porous membranes |
| 06/04/1997 | CN1151128A Separating and concentrating certain ions using ion-binding ligands bonded to membranes |
| 06/03/1997 | US5635148 Porous inorganic substrate having a carbon layer modified by bonded metal active sites to serve as a scavanger of homogeneous impurities; semiconductor manufacturing |
| 06/03/1997 | US5635041 Electrode apparatus containing an integral composite membrane |
| 05/28/1997 | EP0671960B1 Liquid applicator with metering insert |
| 05/28/1997 | EP0455705B1 Receptor membranes and ionophore gating |
| 05/28/1997 | DE19546837C1 Polyacrylonitrile membrane, especially capillary or base membrane |
| 05/28/1997 | DE19546836C1 Polyacrylonitrile capillary membrane, used for osmometry |
| 05/28/1997 | DE19545701C1 Komposit-Nanofiltrationsmembran Composite nanofiltration membrane |
| 05/28/1997 | DE19543955A1 Auf Integrität testbare Filtrationseinheit mit hydrophilen, porösen Membranen Testable integrity filtration unit with hydrophilic porous membranes |
| 05/28/1997 | DE19543954A1 Druckstabile, poröse polymere Rohrmembran für Rohrmodule und Verfahren zu ihrer Herstellung Pressure-resistant, porous polymeric membrane tube for tube modules and processes for their preparation |
| 05/28/1997 | CN1034990C Reinforced film with two reinforced-sides and its producing method |
| 05/22/1997 | DE19603420C1 Composite membranes for separating water vapour from gas mixtures |
| 05/21/1997 | EP0773824A1 High temperature, chemical resistant filtration laminate |
| 05/15/1997 | WO1997017129A1 Immunoprotective membrane |
| 05/14/1997 | EP0772489A1 Cellulosic ultrafiltration membrane |
| 05/14/1997 | EP0772488A1 Porous composite membrane and process |
| 05/14/1997 | EP0772484A1 Fibrous web and process of preparing same |
| 05/13/1997 | US5629084 A porous membrane substrate coated with a self-crosslinked polymer and maintaining the same configuration; antifouling agents |
| 05/06/1997 | US5627217 Nonblocking coating on fibers; microfiltration; biochemical reactions; separations; antifouling agents |
| 05/06/1997 | US5626805 Blend with a polyester plasticizer |
| 05/06/1997 | US5626760 Multifunction device for the treatment of blood |
| 05/02/1997 | EP0770874A2 Receptor membranes and ionophore gating |
| 05/01/1997 | WO1997015381A1 Porous fluorocarbon membrane, method of producing it and a cartridge filter based on it |
| 04/29/1997 | US5624627 Melt-kneading polyethylene and plasticizer, forming sheet, extracting plasticizer, stretching sheet, heating, treating with corona discharge or plasma discharge |
| 04/29/1997 | US5624561 Cellulose acetate hemodialysis membrane |
| 04/24/1997 | WO1997015375A1 Conductive filter laminate |
| 04/23/1997 | EP0740680A4 Hydrocyclosiloxane membrane prepared by plasma polymerization process |
| 04/16/1997 | EP0529052B1 Gas separations utilizing glassy polymer membranes at sub-ambient temperatures |
| 04/16/1997 | CN1147417A Composite porous filtering film material and its prodn |
| 04/15/1997 | US5620790 Each layer having varying viscosities |
| 04/09/1997 | EP0766715A1 A barrier material comprising a thermoplastic and a compatible cyclodextrin derivative |
| 04/09/1997 | EP0766594A2 Mass transfer method and apparatus |
| 04/09/1997 | EP0483143B2 Membrane affinity apparatus and purification methods related thereto |
| 04/09/1997 | CN1147211A Composite membrane for chemical synthesis |
| 04/09/1997 | CN1034475C Hollow fibre membrances |
| 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 | US5618332 Using gas permselective membrane |
| 04/08/1997 | US5617632 Methods for forming a contoured regulator seat |
| 04/03/1997 | WO1997012013A1 Dynamic selectivation membrane separation process |
| 04/02/1997 | EP0730490A4 A composite structure and a method for forming same |
| 04/02/1997 | EP0667803A4 Gas-separation process. |
| 04/01/1997 | US5616249 Using all aliphatic polyamides from polyamino compounds and compounds having two or more acid halide groups |
| 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 |
| 03/26/1997 | EP0764045A1 Monofilament spacing of hollow fiber membranes and blood oxygenation devices incorporating same |
| 03/26/1997 | EP0465649B1 Composite semipermeable membrane and production thereof |
| 03/25/1997 | US5614099 Highly permeable composite reverse osmosis membrane, method of producing the same, and method of using the same |
| 03/25/1997 | US5614095 Filtration mediam support material and filter comprising 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 | EP0761293A1 Polyetherimide membrane |
| 03/12/1997 | EP0761292A1 Capillary membrane |
| 03/12/1997 | EP0761290A1 Loom processing of hollow fiber membranes |
| 03/05/1997 | EP0760252A1 A membrane and method for the separation of aromatic hydrocarbons from a mixture of various aromatic hydrocarbons or from a mixture of such aromatic hydrocarbons and non-aromatic hydrocarbons |
| 03/05/1997 | EP0760251A1 A membrane and method for the separation of aromatic hydrocarbons from a mixture of various aromatic hydrocarbons or from a mixture of such aromatic hydrocarbons and non-aromatic hydrocarbons |
| 03/05/1997 | EP0760249A1 Process for the production of connected microgel particles and articles treated with connected microgel particles |
| 03/05/1997 | EP0738338A4 Methods for the separation of biological materials |
| 03/05/1997 | EP0711202A4 Reactive membrane for filtration and purification of gases of impurities and method utilizing the same |
| 02/26/1997 | CA2183851A1 Membrane and method for the separation of aromatic hydrocarbons from a mixture of various aromatic hydrocarbons or from a mixture of such aromatic hydrocarbons and non-aromatic hydrocarbons |
| 02/26/1997 | CA2183850A1 Membrane and method for the separation of aromatic hydrocarbons from a mixture of various aromatic hydrocarbons or from a mixture of such aromatic hydrocarbons and non-aromatic hydrocarbons |
| 02/25/1997 | US5605627 Artificial kidney |
| 02/25/1997 | CA2015413C Process for preparing a microporous membrane and such a membrane |
| 02/19/1997 | EP0758349A1 Surface-modifying endgroups for biomedical polymers |
| 02/19/1997 | EP0758264A1 Composite membrane for chemical synthesis |
| 02/19/1997 | EP0749352A4 Microfabricated particle filter |
| 02/18/1997 | US5603974 Barrier material comprising a thermoplastic and a compatible cyclodextrin derivative |
| 02/12/1997 | EP0757589A1 Separating and concentrating certain ions using ion-binding ligands bonded to membranes |
| 02/12/1997 | CN1142410A Improved polymeric Membrane |
| 02/12/1997 | CA2182915A1 Loom processing of hollow fiber membranes |
| 02/11/1997 | US5602185 Ion exchange membranes |
| 02/11/1997 | US5601769 Drawing polymeric film having applied liquid layer containing material of nonporous coating which increases in viscosity during drawing |
| 02/06/1997 | WO1997003748A1 Absorbent filled membranes for removal of volatile compounds from wastewater |