Patents
Patents for B01D 61 - Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor (28,150)
09/2000
09/21/2000WO2000055185A1 Metal loaded ligand bound membranes for metal ion affinity chromatography
09/21/2000WO2000054866A1 Responsive gels and methods of use thereof
09/21/2000DE19926288C1 Control of flow of wort from a clarifying vat comprises lowering cutting machine and theoretical wort flow value if turbidity of wort increases, useful in beer production
09/21/2000CA2367571A1 Responsive gels and methods of use thereof
09/20/2000EP1037034A1 Membrane filter assembly
09/20/2000EP1036759A1 Ozone purification
09/20/2000EP1036273A1 Wave-powered prime mover
09/20/2000EP1036036A1 Treatment of phosphating waste water
09/20/2000CN2397109Y Combined pressure ultrafiltering biological reactor
09/20/2000CN1056645C Rectifying dialyzer, bioreactor and membrane
09/19/2000US6120985 Pressure-enhanced extraction and purification
09/19/2000US6120689 High purity water using triple pass reverse osmosis (TPRO)
09/19/2000US6120688 Portable reverse osmosis unit for producing drinking water
09/19/2000US6120682 Portable pump-type reverse osmosis apparatus
09/19/2000US6120673 Method and device for regenerating tin-plating solutions
09/19/2000CA2092030C Support liquid membrane and separation process employing same
09/14/2000WO2000054358A1 Production of tubular fuel cells, fuel cell modules, base elements and ion exchanger membranes
09/14/2000WO2000053296A2 Multilayer membranes and method for the production thereof
09/14/2000WO2000053292A1 Method and device of separating substance mixtures in liquid and/or vapour form by pervaporation and/or vapour permeation
09/14/2000DE19910549A1 Verfahren und Vorrichtung zur Trennung von flüssigen und/oder dampfförmigen Stoffgemischen durch Pervaporation und/oder Dampfpemeation Method and apparatus for separating liquid and / or vaporous substance mixtures by pervaporation and / or Dampfpemeation
09/14/2000CA2364427A1 Thin layer composite pervaporation membranes
09/13/2000EP1035100A1 Preparation of aromatic hydroxycarboxylic acids
09/13/2000EP1034834A2 Shell-less hallow fiber membrane fluid contactor
09/13/2000EP1034833A2 Polarity reversal and double reversal electrodeionization apparatus and method
09/13/2000EP1034160A1 Method for producing fatty acid methyl ester and equipment for realising the same
09/13/2000EP1034139A1 A method and device for purifying water using a membrane filtration unit and drinking water thus obtained
09/13/2000EP1034138A1 Apparatus and method for the purification of water
09/13/2000EP1034027A1 Method and device for water delsalinization
09/13/2000EP0848702B1 Substituted trifluorostyrene compositions
09/12/2000US6117341 A multilayer membrane electrolytically generating a gas for self-cleaning
09/12/2000US6117328 For pervaporation of volatile organic compounds from contaminated water comprising a nonporous membrane filled with hydrophobic adsorbent which preferentially adsorbs volatile organic compounds to be removed from contaminated water
09/12/2000US6117327 Using porous inorganic membrane module having high and low pressure sides; chemically treated oil is introduced to high pressure side to provide oil permeate on low pressure side and an ash and metal-rich concentrate on high pressure side
09/12/2000US6117297 Electrodialysis apparatus
09/12/2000US6117295 Dehydrating porous materials, such as moist walls and/or floors of a masonry or concrete structure, as well as the clay containment structure of a landfill, through the use of electro-osmosis
09/12/2000US6117211 Gas desiccation and contaminant disposal method and apparatus
09/12/2000US6117100 Hemodialysis-double dialyzers in parallel
09/08/2000WO2000052118A1 Method for treating an oil using a liquid in a supercritical state
09/08/2000WO2000051753A1 Semiconductor wafer treatment
09/08/2000WO2000051705A1 Methods and devices for preparing hemodialysis solutions
09/08/2000WO2000051704A1 Apparatus and method for preparation of a peritoneal dialysis solution
09/08/2000WO2000051701A2 Improved water purification pack
09/07/2000DE19909930A1 Herstellung von tubulären PEM-Brennstoffzellen und Ionentauschermembranen Manufacture of tubular PEM fuel cell and ion exchange membranes
09/07/2000DE19909841A1 Mehrschichtmembranen und Verfahren zu ihrer Herstellung Multilayer membranes and methods for their preparation
09/06/2000CN2394705Y Assembled screw rolling electric salt remover
09/06/2000CN1265334A Ion selective membrane, its making method, its use and instrument with the said membrane
09/05/2000US6113798 Process for the purification of hydrogen peroxide
09/05/2000US6113797 Pretreatment to remove suspended materials, adding acid and antiscaling agent, then pressurized passage through reverse osmosis membrane, mixing water having osmosis concentrated impurities with purified water and repeating reverse osmosis
09/05/2000US6113796 Method for separating metals by micellar ultrafiltration that can be used to process radioactive waste
09/05/2000US6113795 Process and apparatus for size selective separation of micro- and nano-particles
09/05/2000US6113792 Method for removing contaminants from water using membrane filtration in combination with particle adsorption to reduce fouling
09/05/2000US6113787 Process and device for treatment of water from a biodegradeable process
09/05/2000US6113782 Potting of tubular bundles in housing
08/2000
08/31/2000WO2000050884A2 Method and device for sorting microscopic particles according to size based on noise-induced transport
08/31/2000WO2000050341A1 Method of acid concentration following biological oxidative generation of sulfuric acid from sulfides
08/31/2000WO2000050161A1 Positively charged membrane
08/31/2000WO2000050160A1 Negatively charged membrane
08/31/2000WO2000050157A1 Membrane filter and plasmapheresis system
08/31/2000WO2000027513A3 Polymer composition, membrane containing said composition, method for the production and use thereof
08/31/2000WO2000013767A9 Fluid treatment elements, methods for cleaning fluid treatment elements and methods for treating fluids
08/30/2000EP1031598A2 Ion-selective membranes, their production process, use of the ion-selective membranes, and apparatuses provided with the ion-selective membranes
08/30/2000EP1031372A1 Method for inhibiting growth of bacteria or sterilizing around separating membrane
08/30/2000EP1031371A1 Filtering unit having separately attachable filter cassette and method of filtering
08/30/2000CN2393618Y Filtering apparatus
08/30/2000CN1264612A Process and equipment for removing ions from liquid by DC-pulse electrodialysis method
08/29/2000US6110699 Preparation of compounds from penicillin producing microorganism; purifying penicillin culture broth by separating the biomass and ultrafiltrating remaining broth, incubation with enzyme, separating and recovering compounds
08/29/2000US6110428 Device for use in the isolation of a biological material such as nucleic acid
08/29/2000US6110390 Feeding stream containing liquid hydrocarbons, water and solids to porous tubular metal zone under pressure and velocity to prevent solids from adhering to porous metal, separating solid, separating water and hydrocarbon; recovering
08/29/2000US6110376 Use of reverse osmosis membranes to treat evaporator clean condensate
08/29/2000US6110375 Process for purifying water
08/29/2000US6110373 Method for separating heavy isotopes of hydrogen from water
08/29/2000US6110369 Casting dispersion comprising homogeneous solution of polymer, solvent and nonsolvent into thin layer; contacting with pore forming atmosphere; quenching with nonsolvent liquid to precepitate polymer integral membrane; recovering membrane
08/29/2000US6110360 Low pressure reverse osmosis water purifying system
08/29/2000US6110342 Process for production of amino acid hydrochloride and caustic via electrodialysis water splitting
08/29/2000US6109029 Wave energy converter
08/24/2000WO2000048943A1 Reverse osmosis system with biological contamination prevention
08/24/2000WO2000048718A1 Separation method and device with semi-permeable membranes comprising sulphonated polyimides
08/24/2000WO2000048716A2 Device for concentrating and/or purifying macromolecules ina solution and method for producing such a device
08/24/2000WO2000048703A1 Purification of biological substances
08/24/2000DE19907564A1 Separation of small particles, especially macromolecules, in suspension comprising pumping the suspension back and forth through a barrier with profiled pores
08/24/2000CA2645398A1 Universal plasma from antibodies-depleted blood
08/24/2000CA2371786A1 Separation method and device with semi-permeable membranes comprising sulphonated polyimides
08/23/2000EP1029583A1 Spiral reverse osmosis membrane element, reverse osmosis membrane module using it, device and method for reverse osmosis separation incorporating the module
08/23/2000EP1028810A1 Flow-through microcentrifuge
08/23/2000EP0799158B1 Method and facility for treating water contaminated with warfare agents
08/23/2000CN1264374A Separation of trioxan
08/23/2000CN1263791A Mixing conducting cubic perofskite for ceramic ion transmission membrane
08/22/2000US6107515 Process for preparing methacrylic or acrylic esters
08/22/2000US6106727 Donated whole blood may be separated into its various components and analogous products, thereby making these different blood products available as a transfusion product.
08/22/2000US6106723 Biological applications for ultrapure water, absorbent composition comprising a polymeric support and a multiplicity of ligands comprising alkylamino group, wherein at least a portion of said ligands is crosslinked.
08/22/2000US6106722 Filtering photoresist-containing liquid
08/22/2000US6105877 Dispensing device
08/22/2000CA2054933C Filter for parenteral systems
08/17/2000WO2000047310A1 Filter assembly for vacuum filtration
08/17/2000WO2000047307A1 Separation devices and processes
08/17/2000WO2000047303A2 Evaporation driven system for power generation and water desalinization
08/17/2000WO2000012193A9 Self-priming dialysis filter
08/17/2000DE10005427A1 Liquid sample processing apparatus has two-part housing locked together by compression forces through their surface structures to contain membrane with seal for concentration and/or cleaning of macro-molecules
08/17/2000CA2360144A1 Separation devices and processes
08/16/2000EP1028163A1 Crossflow microfiltration process and apparatus for liquids
08/16/2000EP1027916A1 Mixed conducting cubic perovskite for ceramic ion transport membrane