| 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) |
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| 12/08/2004 | CN2661295Y Oil gas separator with filter membrane |
| 12/08/2004 | CN1552499A Memberane extracting method for trace organic pollutant in water |
| 12/08/2004 | CN1178737C Automatic back-washing method for multi-parallel high-flow filter |
| 12/07/2004 | US6827960 Cross flow membrane filtration recovering nutraceuticals without recirculation of chromatographic resins or casein preprecipitation; minimizing waste |
| 12/07/2004 | US6827856 Using chelating resins for removing copper; displacing absorbed copper by treating resins with hydrochloric acid or sulfuric acid solutions; waste from iodine recovery by copper mineralization of X-ray contrast agent production solutions |
| 12/07/2004 | CA2172412C Methods for reprocessing dialyzers |
| 12/02/2004 | WO2004104548A2 Solution phase electrophoresis device, components, and methods |
| 12/02/2004 | WO2004104160A1 Methods, apparatuses, and reactors for gas separation |
| 12/02/2004 | WO2004103939A2 Assay method and apparatus |
| 12/02/2004 | WO2004103917A1 Water treatment method and apparatus using pretreatment and membranes |
| 12/02/2004 | WO2004103536A1 Membrane module elements |
| 12/02/2004 | WO2004103535A1 Composite fluid separation membrane module |
| 12/02/2004 | WO2004103533A1 Device for the separation of a fluid into at least two fractions, using a plurality of membrane filters, and use thereof |
| 12/02/2004 | WO2004103531A1 Membrane pipe module |
| 12/02/2004 | WO2004103530A1 Process for prefiltration of a protein solution |
| 12/02/2004 | WO2004063424A3 Two-stage or multi-stage method for treating phosphated rinsing water using a membrane |
| 12/02/2004 | US20040241811 Enzymatic method of producing 4-O-B-D-galactopyranosyl-D-xylose, 4-O-B-D-galactopyranosyl-D-xylose obtained using said method, compositions contain same and the use thereof in evaluating intestinal lactase |
| 12/02/2004 | US20040241497 comprises highly crosslinkable polyvinyl chloride or polyurethane resin, and controlled water content |
| 12/02/2004 | US20040241006 Corbino disc electroosmotic flow pump |
| 12/02/2004 | US20040240137 Microarray device |
| 12/02/2004 | US20040238448 Filter or filter-element for modified electro-dialysis (med) purposes |
| 12/02/2004 | US20040238432 Membrane filtration module with adjustable header spacing |
| 12/02/2004 | US20040238350 Electric demineralization apparatus |
| 12/02/2004 | US20040238343 Reclaiming demineralized water from saline water; nonclogging, nonfouling; energy conservation; forming permeable nanograde gas bubbles while solution remains impermeable |
| 12/02/2004 | US20040237717 Precious metal recovery |
| 12/02/2004 | DE10321146A1 Verfahren und Vorrichtung zur Wasserreinigung, insbesondere Wasserentsalzung Method and apparatus for purifying water, especially water desalination |
| 12/02/2004 | CA2526706A1 Membrane pipe module |
| 12/02/2004 | CA2526438A1 Methods, apparatuses, and reactors for gas separation |
| 12/02/2004 | CA2526340A1 Water treatment method and apparatus using pretreatment and membranes |
| 12/01/2004 | EP1481051A1 Process and apparatus for wine treatment to reduce its contents of volatile acidity |
| 12/01/2004 | EP1480690A2 Wearable peritoneal dialysis system |
| 12/01/2004 | EP1404745B1 Polyazole-based polymer films |
| 12/01/2004 | CN2659868Y Household hollow superfiltering film water purifier |
| 12/01/2004 | CN2659534Y Super-filtering water purifier for drinking machine |
| 12/01/2004 | CN1551856A Water-clean cartridge, water-cleaner, and washing method of water-cleaner |
| 12/01/2004 | CN1551795A Removal of metabolic components from blood |
| 12/01/2004 | CN1550252A Planar membrane deoxygenator |
| 12/01/2004 | CN1177885C Integral multi-layered ion-exchange composite membranes |
| 11/30/2004 | US6824809 Cheese, yogurt, cream; separation of fat particles; separation by microfiltration |
| 11/30/2004 | US6824688 Filtration of blood to remove leukocytes using a filter of a membrane structure extending between first and second skin susrfaces having intersecting cells of a range of diameters to alternate the direction of flow; side effect reduction |
| 11/30/2004 | US6824684 Action by a foaming tank; energy saving; toxic chemical substances such as dimethylformamide completely decomposed |
| 11/30/2004 | US6824662 Electrodeionization apparatus and method |
| 11/30/2004 | US6824261 To remove dissolved gases present in an ink; for use in ink jet printers |
| 11/30/2004 | US6823878 Ionic exchange resins, of the thermally regenerable type; in this way, a regular topping up of a regenerating medium is no longer required, since the softening efficiency of the resins is restored when required, by flushing them with hot water |
| 11/25/2004 | WO2004101479A2 Purification of biologically-produced 1,3-propanediol |
| 11/25/2004 | WO2004101444A1 Method and device for the purification, especially desalination, of water |
| 11/25/2004 | WO2004101119A1 Spiral module with axial dilution flow |
| 11/25/2004 | WO2004101118A2 Apparatus and method of water extraction by use of membrane distillation |
| 11/25/2004 | US20040236159 Reducing the water concentration so the proportion by mass of water is less than the limit concentration of the distillation boundary line connecting an azeotrope of tert-butanol and water and an azeotrope of 2-butanol and water by feeding the mixture through a membrane; isobutene intermediate |
| 11/25/2004 | US20040235664 Purification; adjust pH; nanofiltration |
| 11/25/2004 | US20040235498 Isomorphously substituted molecular sieve membranes |
| 11/25/2004 | US20040234658 Process for the controlled reduction of the sugar content of fruit juice and device for practicing this process |
| 11/25/2004 | US20040232079 Powered sterile solution device |
| 11/25/2004 | US20040232076 Aerating a membrane module immersed in a liquid byflowing air below the membrane module, the flow alternating between a higher flow rate and a lower flow rate in repeated cycles of from greater than 120 seconds to less than 300 seconds in duration; aeration source may be a jet or perforated sheet |
| 11/25/2004 | US20040232075 Microfiltration device and method for washing and concentrating solid particles |
| 11/25/2004 | US20040232074 Microstructured separating device and microfluidic process for separating liquid components from a particle-containing liquid |
| 11/25/2004 | US20040232062 Bundle of hollow fibres for a device for extracorporeal treatment of blood and plasma, and process for its production |
| 11/25/2004 | US20040231992 Membrane electrode assemblies and electropaint systems incorporating same |
| 11/25/2004 | US20040231976 Arrangement and method for electrochemical purification or treatment |
| 11/25/2004 | DE10333049B3 Device for separating liquid and/or gaseous mixtures, especially azeotropic mixtures that are difficult to separate, comprises adsorption unit connected to membrane separation unit |
| 11/25/2004 | DE10320368A1 Verfahren zur Aufbereitung von nitrathaltigen Abwässern Process for treating waste water containing nitrate |
| 11/25/2004 | CA2522928A1 Purification of biologically-produced 1,3-propanediol |
| 11/24/2004 | EP1479814A1 Iron with an electro-osmotic pump |
| 11/24/2004 | EP1479426A1 Filter device and method for indicating the condition of the filter element |
| 11/24/2004 | EP1478891A1 Portable, potable water recovery and dispensing apparatus |
| 11/24/2004 | EP1478451A2 Ceramic membrane based on a substrate containing polymer or natural fibres, method for the production and use thereof |
| 11/24/2004 | EP0972333B1 Methods and systems for enhanced fluid transport |
| 11/24/2004 | EP0897319B1 Filter device and use of the device |
| 11/24/2004 | CN1177083C Prepn. of onium hydroxides in electrochemical cell |
| 11/24/2004 | CN1176739C 过滤装置 Filtration device |
| 11/24/2004 | CN1176733C Process and plant to extract and concentrate tannins from wood and from other natural products |
| 11/23/2004 | US6821441 To blood in extra-corporeal circuit of a hemodialysis and/or hemofiltration device substitution solution is added upstream as well as downstream, characterized in that operational and/or blood parameters are controlled using infusion rate |
| 11/23/2004 | US6821431 Ionic enhanced dialysis/diafiltration system |
| 11/23/2004 | US6821430 Desalting; water permeability; separation; polyamide skin layer in contact with aqueous bromide solution |
| 11/23/2004 | US6821428 Method of monitoring membrane separation processes |
| 11/23/2004 | US6821425 Gravity fluid flow; water pollution control |
| 11/23/2004 | CA2155509C Single-film membrane, process for obtaining it and use thereof |
| 11/18/2004 | WO2004099299A2 Porous poly(aryl ether ketone) membranes, processes for their preparation and use thereof |
| 11/18/2004 | WO2004099089A1 Method and apparatus for drinking water treatment of manganese-containing water |
| 11/18/2004 | WO2004099088A1 Equipment for producing ultrapure water |
| 11/18/2004 | WO2004099087A1 Method for treating waste nitrate-containing water |
| 11/18/2004 | WO2004099086A1 Filter cartridge for fluid for treating surface of electronic device substrate |
| 11/18/2004 | WO2004098754A1 Membrane plate and filter element |
| 11/18/2004 | WO2004098753A2 Filtering device incorporating nanoparticles |
| 11/18/2004 | WO2004075659A3 A concentrated juice and methods for producing the same |
| 11/18/2004 | WO2004071550A3 Web structure membrane spacer |
| 11/18/2004 | WO2004034036A3 Filter apparatus and methods to capture a desired amount of material from a sample suspension for monolayer deposition |
| 11/18/2004 | US20040226888 storage stability of fluids; filtration; deactivation |
| 11/18/2004 | US20040226887 High percentage recovery method for purifying microemulsions |
| 11/18/2004 | US20040226886 Fluid separation membrane module |
| 11/18/2004 | US20040226882 upgrading an existing lagoon system; baffle creates a complete mix zone with an aeration system and bioconcentration modules; solids are concentrated in the modules and drop through their open bottoms where they are recirculated and mixed by the aeration system |
| 11/18/2004 | US20040226872 Apparatus for the purification of water |
| 11/18/2004 | DE202004010958U1 Pond or aquarium filter for removing very fine particles and cells and algae from water, optionally as partial stream, has one or more membrane filters with a pore size no greater than 1 micron |
| 11/18/2004 | CA2525182A1 Membrane plate and filter element |
| 11/18/2004 | CA2518720A1 Filtering device incorporating nanoparticles |
| 11/17/2004 | EP1476247A1 Multi-path split cell spacer and electrodialysis stack design |
| 11/17/2004 | EP1385607A4 Membrane dryer |
| 11/17/2004 | EP1152781A4 Blood-related dialysis and treatment |
| 11/17/2004 | CN1547556A Nanofiltration water-softening apparatus and method |
| 11/17/2004 | CN1175924C Method for making Polyelectrolyte membrane for osmotic vaporization |