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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05/02/2013 | WO2013036693A3 Process for fabricating pbi hollow fiber asymmetric membranes for gas separation and liquid separation |
05/02/2013 | US20130105395 Nanostructured membranes for engineered osmosis applications |
05/02/2013 | US20130104740 Method for preparing a palladium-gold alloy gas separation membrane sytem |
05/02/2013 | CA2853453A1 Fluid separation apparatus and method of selectively separating mixed fluid |
05/02/2013 | CA2852692A1 Method for preparing a palladium-gold alloy gas separation membrane system |
05/01/2013 | EP2586609A1 A microporous material and method of making same |
05/01/2013 | EP2585202A1 Composite membrane |
05/01/2013 | EP2585197A1 Process for removing c2+ hydrocarbons from natural gas or gas which accompanies mineral oil using membranes |
05/01/2013 | CN103079989A Porous thin film having holes and a production method therefor |
05/01/2013 | CN103079686A Doping of inorganic minerals to hydrophobic membrane surface |
05/01/2013 | CN103079685A Asymmetric membranes for use in nanofiltration |
05/01/2013 | CN103071406A High-filling-density and fouling-resistant hollow fiber flat-plat membrane element |
05/01/2013 | CN103071405A 反渗透膜及其制备方法 Reverse osmosis membrane and its preparation method |
05/01/2013 | CN103071404A Composite reverse osmosis membrane and preparation method thereof |
05/01/2013 | CN103071403A Double desalting layer composite reverse osmosis membrane and preparation method thereof |
05/01/2013 | CN103071402A Hydrophilic polyaryletherketone blended hollow fiber ultrafilter membrane and preparation method thereof |
05/01/2013 | CN103071401A Polyfluortetraethylene microporous film horizontal W-shaped spreading device capable of being detected and controlled on line automatically |
05/01/2013 | CN103071400A Manufacturing method of microporous membrane sinter filter element |
05/01/2013 | CN103071399A Composite flat membrane with regeneration capacity and preparation method thereof |
05/01/2013 | CN103071398A Porous polymer membrane with perforated structure and preparation method and application thereof |
05/01/2013 | CN103071397A Method for preparing high temperature CO2 separation membrane |
05/01/2013 | CN103071396A Substrate induction method used for preparing ordered porous carbon film |
05/01/2013 | CN103071395A Dynamic preparation method of ultra-low pressure charge nanometer filtration membrane |
05/01/2013 | CN103071394A Preparation method of high-flux hydrophilic microporous filtering film and application thereof |
05/01/2013 | CN102350225B PVDF (Polyvinylidene Fluoride) hybridized flat film for absorbing heavy metal ions |
05/01/2013 | CN102210985B Organic-inorganic hybrid positive charge separation membrane |
05/01/2013 | CN102210979B Positively charged polyvinyl chloride hollow fiber nanofiltration membrane and preparation method thereof |
05/01/2013 | CN101716470B Method for preparing fluorine-containing mordenite zeolite membrane |
05/01/2013 | CN101568373B A gas separation membrane comprising a substrate with a layer of coated inorganic oxide particles and an overlayer of a gas-selective material, and its manufacture and use |
05/01/2013 | CN101432060B Asymmetric membranes for use in nanofiltration |
04/25/2013 | WO2013059314A1 Preparation of aligned nanotube membranes for water and gas separation applications |
04/25/2013 | WO2013058851A2 Method and membrane for nanoporous, bicontinuous cubic lyotropic liquid crystal polymer membranes that enable facile film processing and pore size control |
04/25/2013 | WO2013058761A1 Waste water treatment system |
04/25/2013 | WO2013058629A2 Production method for nanoporous alumina separating film having straight through holes of nano-sized diameter open at both ends |
04/25/2013 | WO2013058063A1 Fresh water generation system |
04/25/2013 | WO2013057492A1 Membranes for separation |
04/24/2013 | EP2584627A1 Composite having ion exchange function and preparation method and use thereof |
04/24/2013 | EP2583996A1 Polytetrafluoroethylene porous membrane with small elongation anisotropy and process for production thereof |
04/24/2013 | EP2583747A1 Fluorine containing ionomer composite with ion exchange function, preparation method and use thereof |
04/24/2013 | EP2583746A1 Fluorine containing ionomer composite with ion exchange function, preparation method and use thereof |
04/24/2013 | EP2583734A1 Waterproof air-permeable filter and uses thereof |
04/24/2013 | EP2583733A1 Waterproof breathable filter and use thereof |
04/24/2013 | CN202893128U Organic exhaust gas recovery and utilization system |
04/24/2013 | CN103068476A Solvent resistant polyamide nanofiltration membranes |
04/24/2013 | CN103068475A Separation of acidic constituents by self assembling polymer membranes |
04/24/2013 | CN103068474A Metal organic framework filled polymer based membranes |
04/24/2013 | CN103057111A Polyethylene hollow fiber microporous film cold and hot stretching device and stretching technology thereof |
04/24/2013 | CN103055727A Preparation method of gas separation hybrid membrane containing nanometer SiO2 particles |
04/24/2013 | CN103055726A Preparation method of low-pressure high-flux nanofiltration membrane |
04/24/2013 | CN103055725A Heparan polyurethane blended modified polyethersulfone hollow fiber membrane and preparation method and application thereof |
04/24/2013 | CN103055724A Method for preparing polysulfones polymer microporous membrane by counter-current thermally induced phase separation method |
04/24/2013 | CN103055723A Cross-linking type polybenzimidazole porous separation membrane and preparation method and application thereof |
04/24/2013 | CN103055722A Nanofiber membrane with heavy metal absorption function and preparation method thereof |
04/24/2013 | CN103055721A Preparation method for high-flux high-strength polytetrafluoroethylene hollow fibrous membrane |
04/24/2013 | CN103055720A Hydrophilic modified PVDF and PU mixed taper hole ultrafilteration membrane and preparation method thereof |
04/24/2013 | CN103055719A Hydrophilic aluminum oxide (Al2O3)/poly urethane (PU)/ polyvinylidene fluoride (PVDF) hybridization separating membrane and preparation method and application thereof |
04/24/2013 | CN103055718A Hydrophilic hollow fiber dry microporous membrane and preparation method thereof |
04/24/2013 | CN103055717A Preparation method for cellulose ether-sodium alginate-tetraethylortho silicate pervaporation and hybrid membrane |
04/24/2013 | CN103055716A NaA molecular sieve membrane element internal membrane preparation method |
04/24/2013 | CN103055714A Method for preparing hydrophilic electrical charge separation film by using one-step method as well as product and application thereof |
04/24/2013 | CN103055711A Method for preparing amphiphilic block copolymer modified polyvinylidene fluoride hollow fiber membrane |
04/24/2013 | CN103055710A Hollow fiber membrane for chiral separation and preparation method thereof |
04/24/2013 | CN102258948B Method for preparing polyamide reverse osmosis compound membrane |
04/24/2013 | CN102166481B Method for preparing composite carbon membrane based on asphaltene components in coals |
04/24/2013 | CN102145261B Copper zinc alloy metal nano-filtration membrane and preparation method thereof |
04/24/2013 | CN102145260B Copper zinc silver alloy metal nano-filtration membrane and preparation method thereof |
04/24/2013 | CN102114392B Method for preparing reverse osmosis composite membrane containing modified nano-zeolite molecular sieve |
04/23/2013 | US8426070 Method for removing diluent from an extrudate of a polymer solution |
04/23/2013 | US8425814 Method for preparing hydrophilic polyethersulfone membrane |
04/18/2013 | WO2013054794A1 Ceramic filter |
04/18/2013 | WO2012158896A3 Layered tubular membranes for chromatography, and methods of use thereof |
04/18/2013 | CA2851219A1 Ceramic filter |
04/17/2013 | EP2579967A1 Asymmetric nanotube containing membranes |
04/17/2013 | CN202876661U Hollow fibrous membrane distiller |
04/17/2013 | CN202876522U Mineral substance filter faucet-type water purifier |
04/17/2013 | CN103053059A Hybrid membranes containing titanium dioxide doped with fluorine |
04/17/2013 | CN103052437A Membrane separation apparatus and membrane separation method |
04/17/2013 | CN103052433A CO2-tolerant, mixed conductive oxide and use thereof for hydrogen separation |
04/17/2013 | CN103044463A Method for high-efficiency preparing zeolite imidazole metal organic frame ZIF-90 |
04/17/2013 | CN103041721A Surface modification method for polymer separation membrane |
04/17/2013 | CN103041720A New preparation method of polyvinyl chloride hydrophilicity filtering membrane |
04/17/2013 | CN103041719A Preparation method of chloroacetyl chloride-diethylenetriamine/polyether sulfone anion-exchange membrane |
04/17/2013 | CN103041718A Composite film with separation layer made of PVI-Zn bionic material and preparation method of composite film |
04/17/2013 | CN103041717A Yarn fiber reinforced double-layer tubular filtering membrane and method for preparing same |
04/17/2013 | CN103041716A Preparation method of silicon dioxide film with quasi-symmetric film structure |
04/17/2013 | CN103041715A Novel method for preparing nanofiltration composite membrane |
04/17/2013 | CN103041714A Composite ultrafiltration membrane of modified chitosan composite electrostatic spinning nanofiber and preparation method of composite ultrafiltration membrane |
04/17/2013 | CN103041713A Preparation method of hollow fiber nanofiltration membrane |
04/17/2013 | CN102101020B High-effect reverse osmosis/nanofiltration compound separation membrane material as well as preparation method and application thereof |
04/17/2013 | CN102093539B Porous polymer material and preparation method thereof |
04/17/2013 | CN101890305B Method for preparing metallic organic frame films |
04/17/2013 | CN101590375B Composite membrane for removing organic sulfide from liquefied gas and preparation method thereof |
04/16/2013 | US8419840 Air-conditioning system |
04/16/2013 | CA2423178C Adsorption container and iron oxide adsorber |
04/11/2013 | WO2013052603A2 Process and system for producing synthetic crude oil from offshore produced fluids containing high co2 content |
04/11/2013 | WO2013051892A2 Membrane comprising metal nanotubes, and method for manufacturing same |
04/11/2013 | WO2013051110A1 Separation membrane for saltwater desalination pretreatment and saltwater desalination pretreatment device |
04/11/2013 | WO2013050133A1 Abrasion-proof filtration membrane and method of producing said membrane |
04/11/2013 | WO2012177058A3 Pressurized hollow fiber membrane module |
04/11/2013 | US20130090597 Use of modified hollow fiber materials for removing exotoxins produced by escherichia coli from liquids and methods for treating concomitant diseases |