Patents for B01D 71 - Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor (23,060) |
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09/04/2013 | CN103272496A Method for preparing hydrophilic polyvinylidene fluoride flat sheet membrane |
09/04/2013 | CN103272495A Method for preparing hydrophilic polyvinylidene fluoride hollow fiber membrane |
09/04/2013 | CN103272494A Preparation method of polyvinylidene fluoride alloy membrane for wastewater treatment during high-salinity food processing |
09/04/2013 | CN103272493A Method for hydrophilic modification of polyvinylidene fluoride membrane |
09/04/2013 | CN103272492A Enhanced-cellulose hollow fiber membrane and preparation method thereof |
09/04/2013 | CN103272491A Preparation method for in situ self-assembled organic/inorganic hybrid membrane based on coordination |
09/04/2013 | CN103272490A Fiber reinforced flat carbon film and preparation method thereof |
09/04/2013 | CN103272489A Method for preparing attapulgite membrane |
09/04/2013 | CN103272488A Multi-layer composite ceramic oxygen permeation film as well as preparation and application thereof |
09/04/2013 | CN103272487A Method for preparing nano-porous gold film through treating graphene as template |
09/04/2013 | CN103272486A Composite film containing calixarene structure on surface layer |
09/04/2013 | CN103272485A Air filtering membrane and preparation method thereof |
09/04/2013 | CN103272484A Method for preparing high-hydrophobicity microporous membrane |
09/04/2013 | CN103272483A Polysiloxane modified polyethersulfone ultrafiltration membrane and preparation method thereof |
09/04/2013 | CN102489187B Preparation method of composite nanofiltration membrane |
09/04/2013 | CN102294184B Organic/inorganic hybrid membrane and preparation method thereof |
09/04/2013 | CN102166480B An apparatus and a method for synthesizing molecular sieve membranes |
09/04/2013 | CN101460237B Modified membrane |
09/03/2013 | US8523981 Hydrophobic ozone-stable membrane made of polyvinylidene fluoride |
08/29/2013 | WO2013126238A1 Composite membrane |
08/29/2013 | US20130225764 Fluoropolymer dispersion and process for producing fluoropolymer dispersion |
08/29/2013 | US20130220119 Crosslinked Membrane And Polymer For Making Same And Method Of Using Membrane |
08/29/2013 | DE102012202792A1 Verfahren zur Aufbereitung von Wasser mittels Membrandestillation Method for treatment of water by membrane distillation |
08/29/2013 | DE102008009716B4 Verfahren zur Herstellung einer Elektretbeschichtung und die Verwendung der damit hergestellten Beschichtung A process for preparing an electret coating, and the use of the coating prepared therewith |
08/28/2013 | EP2374840B1 Polypropylene resin composition for microporous film formation |
08/28/2013 | CN203155106U Hydrophilic hollow fiber dry-state micro-porous membrane |
08/28/2013 | CN203154874U Teflon millipore filtration film for oil water separation |
08/28/2013 | CN103270639A Porous separator using cellulose nanofibers, and method for preparing same |
08/28/2013 | CN103269781A Delamination free membrane |
08/28/2013 | CN103269767A Crosslinked silane-modified molecularly self-assembling material |
08/28/2013 | CN103263863A Preparation method of amphoteric polyether sulphone separation membrane |
08/28/2013 | CN103263862A Preparation method of antibacterial polypiperazine-amide nanofiltration membrane |
08/28/2013 | CN103263861A Hydrophilic modification method for polyvinylidene fluoride hollow fiber membrane |
08/28/2013 | CN103263860A Preparation method of polyvinyl fluoride separating membrane |
08/28/2013 | CN103263859A Biomimetic mineralization preparation method of polyelectrolyte/calcium carbonate composite nanofiltration membrane |
08/28/2013 | CN103263858A Cross-linking hyperbranched polymer composite nano filtration membrane prepared by one step method in water phase, preparation method and application |
08/28/2013 | CN103263856A Preparation method of electrostatic spinning hydrophobic nanofiber porous membrane for membrane distillation |
08/28/2013 | CN102166483B Method for preparing molecular imprinted nanofiber membrane for detecting rhodamine B |
08/27/2013 | US8518263 Method for fabrication of elastomeric asymmetric membranes from hydrophobic polymers |
08/27/2013 | US8518151 Porous hollow fiber supported dense membrane for hydrogen production, separation, or purification |
08/22/2013 | WO2013122631A1 Zeolite ddr membranes |
08/22/2013 | WO2013122334A1 Membrane for water treatment comprising metal-organic framework and method for manufacturing same |
08/22/2013 | WO2013122268A1 Dehydration of water containing source of formaldehyde, and a method for producing an ethylenically unsaturated carboxylic ester |
08/22/2013 | WO2013071174A3 Styrene-siloxane triblock copolymers as membranes for selective transport of alcohols and other organic compounds in aqueous mixtures |
08/22/2013 | US20130213880 Separation membrane, separation membrane element and separation membrane production method |
08/22/2013 | US20130213875 High flux hollow fiber ultrafiltration membranes and process for the preparation thereof |
08/22/2013 | DE102013201526A1 Mehrschichtige polyelektrolytmembranen Multilayer polyelectrolyte membranes |
08/21/2013 | EP2629356A1 Composite solid polymer electrolyte, its use, and printed electronics manufactured by means of said composite solid polymer electrolyte |
08/21/2013 | EP2629355A1 Porous separator using cellulose nanofibers, and method for preparing same |
08/21/2013 | CN103260733A Composite semipermeable membrane |
08/21/2013 | CN103260732A Polyamide membranes via interfacial polymersation with monomers comprising protected amine group |
08/21/2013 | CN103260731A Polysulfonamide membrane by interfacial polymerisation |
08/21/2013 | CN103252179A Method for reducing ion rejection rate of charged nano-filtration membrane |
08/21/2013 | CN103252178A Method for improving ion rejection rate of charged nano-filtration membrane |
08/21/2013 | CN103252177A Glycosyl/sulfonated modified affiliative polymer hollow fiber separating membrane, and preparation method and use thereof |
08/21/2013 | CN103252176A Method for preparing modified polyether sulfone hollow fiber membrane |
08/21/2013 | CN103252175A Polyvinyl alcohol anion-exchange membrane and preparation method thereof |
08/21/2013 | CN103252174A Piezoelectric polyvinylidene fluoride porous membrane and preparation method thereof |
08/21/2013 | CN103252173A Method for preparation of polyvinylidene fluoride membrane by thermally induced phase separation |
08/21/2013 | CN103252172A Method for preparation of polyvinylidene fluoride membrane by complex thermally induced phase separation |
08/21/2013 | CN103252171A Preparation method of polyvinyl chloride separating membrane |
08/21/2013 | CN103252170A Matrix material and preparation process thereof |
08/21/2013 | CN103252169A Enhanced net cloth for chlor alkali ion exchange membran |
08/21/2013 | CN102527263B Hollow fiber porous membrane and preparation method thereof |
08/21/2013 | CN102489182B Nonionic surfactant gel and gas separating membrane and preparation method thereof |
08/21/2013 | CN102302902B Cellulose hydrophilically modified polymer separation membrane and preparation method thereof |
08/21/2013 | CN102258947B Lecithin self-assembly cross-linking bionic modified polymer membrane material and preparation method thereof |
08/21/2013 | CN102131570B Porous membranes made up of organopolysiloxane copolymers |
08/21/2013 | CN102105214B Composite semipermeable membrane and manufacturing method therefor |
08/21/2013 | CN101687402B Roll of porous polytetrafluoroethylene sheet and tape roll |
08/21/2013 | CN101580598B Porous polytetrafluoroethylene membrane and method of producing the same, and filter medium |
08/20/2013 | US8511482 Method of stably producing microporous membrane and use thereof in method of separating and purifying nucleic acid |
08/15/2013 | WO2013118148A1 "l-enantiomers selective membrane for optical resolution of alpha-amino acids and process for the preparation thereof" |
08/15/2013 | WO2013116895A1 Tubular membrane support system |
08/14/2013 | EP2626127A2 Polyazole membrane for water purification |
08/14/2013 | EP2624942A1 Resilient ion exchange membranes |
08/14/2013 | CN203123843U High-throughout polyvinylidene fluoride hollow fiber membrane |
08/14/2013 | CN203123842U Preparation instrument of aquatic vegetable butter-cellulose acetate composite semipermeable membrane and bionic passive sampling device applying same |
08/14/2013 | CN103249768A Method for producing porous epoxy resin sheet |
08/14/2013 | CN103249707A Crossflow type filtering operation method using ceramic filter |
08/14/2013 | CN103249475A Membrane having a pore-ree separation layer, and also use and method for production of a membrane |
08/14/2013 | CN103249474A Alumina ceramic membranes |
08/14/2013 | CN103249473A Composite semipermeable membrane and method for producing same |
08/14/2013 | CN103249471A Alkali metal separation and recovery method and alkali metal separation and recovery apparatus |
08/14/2013 | CN103249469A Filtration method using polyimide nanoweb with amidized surface and apparatus therefor |
08/14/2013 | CN103249467A Membrane system for natural gas upgrading |
08/14/2013 | CN103240010A Asymmetric membrane |
08/14/2013 | CN103240009A Preparation method of polyamide reverse-osmosis membrane for sea water desalination |
08/14/2013 | CN103240008A Whisker reinforced polyvinylidene fluoride hollow fiber film and preparation technology thereof |
08/14/2013 | CN103240007A Method for preparing graphene-oxide-filled microfiltration composite material |
08/14/2013 | CN103240006A Bovine serum albumin-polycarbonate composite membrane and preparation method thereof |
08/14/2013 | CN103240005A Tubular composite nanofiltration membrane and preparation method thereof |
08/14/2013 | CN102665881B Composite semipermeable membrane and method for producing same |
08/14/2013 | CN102441331B Phenyl isothiocyanate and porous alumina composite membrane, its preparation method and its purpose |
08/14/2013 | CN102210986B Method for preparing nanofiltration composite membrane |
08/14/2013 | CN101730576B Membrane laminate |
08/13/2013 | US8506833 Molded body, method for producing the body and use thereof |
08/13/2013 | US8506815 Removal of water from fluids |
08/13/2013 | US8506814 Process for membrane separation of linear hydrocarbons within a hydrocarbon mixture |
08/13/2013 | US8506790 Electrolytic cell for making alkali alcoholates using ceramic ion conducting solid membranes |