| 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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| 11/11/2004 | WO2004096873A1 Optically active acetylene polymer, film thereof, and optical resolution with the same |
| 11/11/2004 | WO2004096866A2 Processes for recovering oligomers of glycols and polymerization catalyst from waste streams |
| 11/11/2004 | WO2004096715A1 Device for the electrolytic and oxidative treatment of wastewaters, conducting filtration membranes used therefor, production thereof, and method for the treatment of wastewaters by means of said installation and/or said filtration membranes |
| 11/11/2004 | WO2004096416A2 Injection bonded articles and methods |
| 11/11/2004 | WO2004096407A1 Flocculant for treating cleaning wastewater and cleaning wastewater treatment equipment |
| 11/11/2004 | WO2004096404A1 Processes involving the use of antisolvent crystallisation |
| 11/11/2004 | WO2004067181A3 Reverse osmosis liquid purification device |
| 11/11/2004 | US20040222169 Porous poly(aryl ether ketone) membranes, processes for their preparation and use thereof |
| 11/11/2004 | US20040222165 packaging ozone sterilized water in plastic bags having an inner polyethylene liner which contacts the water and does not contain slip agents or other organic processing aids which may react with ozone; adverse organoleptic reactions or interactions are reduced or eliminated |
| 11/11/2004 | US20040222162 Method of arsenic immobilization in crystalline form from water |
| 11/11/2004 | US20040222158 Nanofiltration system for water softening with internally staged spiral wound modules |
| 11/11/2004 | US20040222157 Process for the recovery of sulfuric acid using polymeric membranes |
| 11/11/2004 | US20040222156 Method and apparatus for separating emulsified water from hydrocarbons |
| 11/11/2004 | DE10319044A1 Vorrichtung zur elektrolytischen und oxidativen Behandlung von Abwässern, hierbei eingesetzte Filtrationsmembranen, deren Herstellung sowie Verfahren zur Behandlung von Abwässern mittels dieser Anlage und/oder dieser Filtrationsmembranen Apparatus for the electrolytic treatment of waste water and oxidative, filtration membranes used in this case, their preparation as well as methods for the treatment of waste water by means of this system and / or the filtration membranes |
| 11/11/2004 | DE10317683A1 Assembly to give clean drinking water, e.g. from a well and the like, has a nano filtration stage where the concentrate passes through phosphate precipitation before discharge directly into a body of water |
| 11/11/2004 | DE10317024A1 Blutbehandlungsvorrichtung Blood treatment device |
| 11/10/2004 | EP1475142A1 Membrane plate and filter comprising the same |
| 11/10/2004 | EP1474238A1 Frit material for multilayer microfluidic separation devices |
| 11/10/2004 | EP1181089B1 Method for separating organic substances from an aqueous mixture |
| 11/10/2004 | CN1544358A Sewage processing system for comprehensive hospital |
| 11/10/2004 | CN1174791C Method for removing removed substance from fluid |
| 11/09/2004 | US6814868 Flowing a portion of mixed liquor through a screen in a side stream before entering water treatment system |
| 11/09/2004 | US6814865 For desalination of electrolyte solutions; 4-vinyl pyridine polymerized on a woven pvc support and crosslinked with epichlorohydrin and aniline |
| 11/09/2004 | US6814864 Extra-corporeal blood purification device |
| 11/09/2004 | US6814861 Ultrafiltration and microfiltration module and system |
| 11/09/2004 | US6814859 Frit material and bonding method for microfluidic separation devices |
| 11/09/2004 | US6814724 Water purification pack |
| 11/09/2004 | CA2155132C Process and apparatus for thickening of solid liquid mixtures by means of membrane technology |
| 11/08/2004 | CA2465445A1 Flexible film packaging for use with ozone sterilization applications |
| 11/04/2004 | WO2004094048A1 Membrane-supporting device and membrane filter |
| 11/04/2004 | WO2004094047A1 Body fluid treating device of hollow fiber membrane type |
| 11/04/2004 | WO2004094046A1 External pressure hollow fibre membrane separation system |
| 11/04/2004 | WO2004094036A1 Filter assembly utilizing carbon block and pleated filter element |
| 11/04/2004 | WO2004094027A2 Microfiltration and/or ultrafiltration process for recovery of target molecules from polydisperse liquids |
| 11/04/2004 | WO2004094022A2 Pleated construction for effecting gas transfer membrane |
| 11/04/2004 | WO2004007060A3 Uv treated membranes |
| 11/04/2004 | US20040220416 Hydrogen peroxide is added to organic substrates in the presence of a heterogeneous or homogeneous catalyst, whereupon, following the catalytic decomposition of H2O2 to give water and 1O2, the oxidation of the substrates to give the corresponding oxidation products takes place |
| 11/04/2004 | US20040217059 incorporating automated equipment for transferring the container having fluid to be filtered to the piercing point for entry into the filtration cell |
| 11/04/2004 | US20040217058 Single stage waste water pretreatment system; antifouling; reducing cost and plant space |
| 11/04/2004 | US20040217056 Safety device for a blood treatment machine and a method of increasing the safety of a blood treatment machine |
| 11/04/2004 | US20040217055 purified; fatty acids removed; efficiency, low cost |
| 11/04/2004 | US20040217052 Biofilm reduction in crossflow filtration systems |
| 11/04/2004 | US20040217047 Systems and methods using multiple solvents for the removal of lipids from fluids |
| 11/04/2004 | US20040217041 Automatic shut-off for fluid treatment system |
| 11/04/2004 | DE202004010915U1 Automatic flushing unit comprises valve with sealing member and membrane module with tubular membranes |
| 11/04/2004 | DE10317853A1 Filtrationsmodul Filtration module |
| 11/04/2004 | DE10316921A1 Preventing biological plugging of filters in the catalytic treatment of water comprises passing the water through a prefilter before passing it through a catalyst and then through a main filter |
| 11/03/2004 | EP1473075A2 Negatively charged membrane |
| 11/03/2004 | EP1473073A1 Membrane filter with deaeration and method for the manufacture thereof |
| 11/03/2004 | EP1472752A1 Freeze prevention of a fuel cell power plant |
| 11/03/2004 | EP1472188A1 Purification of onium hydroxides by electrodialysis |
| 11/03/2004 | EP1471991A2 Micro-fluidic anti-microbial filter |
| 11/03/2004 | EP1183212A4 Reverse osmosis system with biological contamination prevention |
| 11/03/2004 | EP1062182B1 A method of and an implement for milking animals |
| 11/03/2004 | CN1543438A Water supply system and water supply method |
| 11/03/2004 | CN1542147A Nano-filtration method for separating magnesium and enriching lithium from salt lake brine |
| 11/03/2004 | CN1541757A E-Fenton oxidation technique of dirty blocking agent in reverse osmosis concentrating liquid |
| 11/03/2004 | CN1173895C Method for controlling siltation in aquiferous system using separating film |
| 11/02/2004 | US6811842 Liquid transport member for high flux rates between two port regions |
| 11/02/2004 | CA2465657A1 Membrane filter with deaeration and method for the manufacture thereof |
| 10/28/2004 | WO2004092308A1 Process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture |
| 10/28/2004 | WO2004091755A1 Plate filtration module |
| 10/28/2004 | WO2004041410A3 Humidifier with reverse osmosis filter |
| 10/28/2004 | WO2004002609A3 Processes and apparatus using solid perm-selective membranes in multiple groups for simultaneous recovery of specified products from a fluid mixture |
| 10/28/2004 | US20040211729 Processes for recovering oligomers of glycols and polymerization catalysts from waste streams |
| 10/28/2004 | US20040211726 Membrane-assisted fluid separation apparatus and method |
| 10/28/2004 | US20040211725 Fractionation of liquid mixtures using membrane contactors |
| 10/28/2004 | US20040211713 Multifunctional pure water maker |
| 10/28/2004 | US20040211706 contacting a naphtha feed stream with a membrane having sufficient flux and selectivity to separate a sulfur deficient retentate fraction from a sulfur enriched permeate fraction, preferably under pervaporation conditions; provides high quality products without a substantial loss of olefin yield |
| 10/28/2004 | US20040211705 preferentially reduces the sulfur content of a hydrocarbon containing naphtha feed while substantially maintaining the content of olefins presence in the feed; offers greater selectivity, easily scaled operations, and greater adaptability to changes in process streams and simple control schemes |
| 10/28/2004 | US20040211671 Method and system for dewatering particulate materials |
| 10/28/2004 | US20040211668 Injection bonded articles and methods |
| 10/28/2004 | CA2522241A1 Process to separate colour bodies and/or asphalthenic contaminants from a hydrocarbon mixture |
| 10/27/2004 | EP1470853A1 Membrane support and membrane filter |
| 10/27/2004 | EP1204364B1 Household appliance using water, namely a washing machine, with improved device for softening the water |
| 10/27/2004 | EP1105433B1 Modification of engineering-polymers with basic n groups and ion-exchange groups in the side chain |
| 10/27/2004 | CN1539548A Spiral wound separation mebrane element |
| 10/27/2004 | CN1539547A Separator system of hollow-fibre membrane in extermal pressure |
| 10/27/2004 | CN1172891C Method for recovering chloro-hydrin |
| 10/27/2004 | CN1172843C Method for producing purified aqueous hydrogen peroxide solution |
| 10/26/2004 | US6810100 Method for treating power plant heater drain water |
| 10/26/2004 | US6808638 Methods and apparatus for processing temperature sensitive materials |
| 10/26/2004 | US6808628 Membrane bioreactor using non-woven fabric filtration |
| 10/26/2004 | US6808608 Using system with first and second cation exchange membranes with exchangeable cations and a first and second anion exchange membranes with exchangeable anions both having inner and outer walls |
| 10/26/2004 | CA2233815C Process for purification of organic sulfonates and novel product |
| 10/21/2004 | WO2004090147A1 Method of purifying aqueous amide compound solution and process for producing amide compound |
| 10/21/2004 | WO2004089518A1 Filtration method using cross-flow film and producing method of acrylamide using the same |
| 10/21/2004 | WO2004089440A1 Haemodialysis device |
| 10/21/2004 | WO2004089402A1 Process for producing albumin preparation |
| 10/21/2004 | WO2004071960A3 Composite materials for fluid treatment |
| 10/21/2004 | WO2004062710A3 Batch filtration system for preparation of sterile replacement fluid for renal therapy |
| 10/21/2004 | WO2004018067A9 Airlift membrane device, bioreactor and bioreaction process |
| 10/21/2004 | WO2003064015A3 Polymer blends and methods of separation using the same |
| 10/21/2004 | US20040206693 Crosslinked cellulosic membrane |
| 10/21/2004 | US20040206683 Immersed membrane apparatus |
| 10/21/2004 | US20040206682 Filter assembly utilizing carbon block and pleated filter element |
| 10/21/2004 | US20040206681 Mobile desalination plants and systems, and methods for producing desalinated water |
| 10/21/2004 | US20040206627 Electrodeionization device |
| 10/21/2004 | CA2524246A1 Process for producing albumin preparations comprising virus-removing filtration |
| 10/20/2004 | EP1468964A1 Method of generating fresh water and fresh-water generator |