| Patents for B01J 47 - Ion-exchange processes in general; Apparatus therefor (4,635) |
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| 03/04/2004 | CA2496406A1 Methods for directly producing stable aqueous dispersions of electrically conducting polyanilines |
| 03/03/2004 | EP1393806A1 Method for charging ion exchange resins into condensate demineralizer |
| 03/03/2004 | CN1479652A Method of storing aminothiol-modified sulfonicacid type cation-exchange resin |
| 03/03/2004 | CN1140465C Electric deinoization apparatus and electric deionization method using the apparatus |
| 03/03/2004 | CN1140352C Method and apparatus for eliminating metal cations from liquid with polyazacloalkane resins grafted on carrier |
| 02/26/2004 | US20040039070 Strong base quaternary ammonium anion exchange resin and strong acid sulfonated cation exchange resin pretreated respectfully with 10-800 mg of water-soluble sulfonated poly (vinylaromatic)polyelectrolyte and cationic polyelectrolyte |
| 02/26/2004 | US20040037385 Condensate demineralization |
| 02/26/2004 | US20040035802 Electrodeionisation apparatus |
| 02/25/2004 | EP1390952A2 Method for regulating metal ion concentration by reversible activated carbon electroabsorption, cylindrical cartridge for trapping metal ions and use thereof in a nuclear plant |
| 02/24/2004 | US6696966 Automatic salt level monitor for a water softening device |
| 02/24/2004 | US6696385 Method of preserving sulfonic acid-type cation-exchange resin modified with thiol-containing amine compound |
| 02/19/2004 | WO2002068452B1 Method of isolating charged compounds, especially peptides and proteins |
| 02/19/2004 | DE10234625A1 Steamer, for a cooking appliance using steam, has a reactor bed in the water flow path with ion exchange material, to form calcium nucleation and prevent deposits building up on the walls |
| 02/17/2004 | US6693139 Treated ion exchange resin and method for treatment thereof |
| 02/17/2004 | CA2165671C Deionized water or high purity water producing method and apparatus |
| 02/12/2004 | WO2004012838A2 Electrodionization method |
| 02/12/2004 | US20040028963 Method and device for deionising cooling media for fuel cells |
| 02/12/2004 | US20040026321 Membrane process for separating sulfur compounds from FCC light naphtha |
| 02/11/2004 | EP1387763A2 Polymeric membranes functionalized with egta ligands |
| 02/11/2004 | EP1387720A1 Reactor for gas/liquid or gas/liquid/solid reactions |
| 02/05/2004 | WO2004011592A2 Petal-array support for use with microplates |
| 02/05/2004 | WO2004011142A1 Device and method for purification of nucleic acids |
| 02/05/2004 | WO2004011141A1 Size-exclusion ion-exchange particles |
| 02/05/2004 | US20040020857 Method for mixed mode adsorption and mixed mode adsorbents |
| 02/05/2004 | DE10218193A1 Ion exchange cell for continuous electrochemical treatment with two modified ion exchange electrodes separated by an ion exchange membrane useful for removal of ions from aqueous and organic solutions, and especially for water softening |
| 02/04/2004 | EP1386938A1 Ion exchanger |
| 02/04/2004 | EP1385790A2 High efficiency ion exchange system for removing contaminants from water |
| 02/04/2004 | EP1179627B1 Fiber capable of forming metal chelate, process for producing the same, method of trapping metal ion with the fiber, and metal chelate fiber |
| 02/03/2004 | US6686479 Separation of enantiomorphs |
| 01/29/2004 | US20040018559 Size-exclusion ion-exchange particles |
| 01/29/2004 | US20040016702 Device and method for purification of nucleic acids |
| 01/28/2004 | EP1384746A1 Composite porous ion-exchanger, method of manufacturing the ion-exchanger, deionization module using the ion- exchanger, and electric deionized water manufacturing device |
| 01/28/2004 | CN1136354C Fiber capable of forming metal chelate, process for producing the same, method of trapping metal ion with the fiber, and metal chelate fiber |
| 01/28/2004 | CN1136155C Electric deionizing apparatus |
| 01/27/2004 | US6682646 Minimizing waste; forming only small metallic particles gathered in collection containers |
| 01/22/2004 | WO2004008134A1 Method for evaluating cation-exchage resin and method for controlling water treatment system using the same |
| 01/22/2004 | WO2002063707A3 Method and device for deionising cooling media for fuel cells |
| 01/21/2004 | EP1381833A1 Automatic salt level monitor for a water softening device |
| 01/20/2004 | CA2218048C Water treatment tablet producing potable water |
| 01/15/2004 | WO2004005380A1 Highly conductive ordered ion exchange membranes |
| 01/15/2004 | WO2004005196A1 Electrodeionization apparatus |
| 01/14/2004 | EP1379921A1 Process for producing acid sensitive liquid composition containing a carbonate |
| 01/14/2004 | EP1379673A2 A product removal process for use in a biofermentation system |
| 01/14/2004 | EP1379331A2 Process for producing film forming resins for photoresist compositions |
| 01/14/2004 | CN1468315A Method of manufacturing sugar from food waste and method of reducing volume of food waste |
| 01/14/2004 | CN1468139A Electrodeionization device and methods of use |
| 01/08/2004 | WO2004003268A1 Functional porous fibres |
| 01/08/2004 | WO2004002898A1 Electric deionizer |
| 01/08/2004 | US20040006513 Anti-terrorism water quality monitoring system |
| 01/08/2004 | CA2491532A1 Functional porous fibres |
| 01/07/2004 | EP1378258A1 Adsorbent device for body fluid treatment |
| 01/07/2004 | CN1133590C Dual-chamber 'fluidized bed in whole chamber' processfor desalination |
| 01/02/2004 | EP0883574B1 Anion-exchange resins with at least two different nitrogen containing ion-exchange groups |
| 12/30/2003 | US6669849 Water treatment process |
| 12/30/2003 | US6669848 Filtration; salt formation reaction of organic acids; deodorizing; flavor and taste removal |
| 12/24/2003 | WO2003106757A1 Chelating fibers and treatment of metal ion containing water with the same |
| 12/24/2003 | CN1463193A Adsorbent device for body fluid treatment |
| 12/18/2003 | WO2003104293A1 Method of obtaining perfluorosulphonate polymers containing sulphonyl functional groups |
| 12/17/2003 | EP1370338A2 Compositions of insoluble magnesium containing minerals for use in fluid filtration |
| 12/11/2003 | WO2003101894A2 Method and apparatus for treating metal ion containing streams |
| 12/10/2003 | EP1368370A2 Method of isolating charged compounds, especially peptides and proteins |
| 12/10/2003 | EP0759805B1 Polarity reversal and double reversal electrodeionization apparatus and method |
| 12/10/2003 | CN1461233A 水软化器 Water softener |
| 12/10/2003 | CN1130421C Fluid composition for producing and preparing ion exchange membranes |
| 12/09/2003 | US6660881 Esterifying acid and alcohol followed by dehydration step in which water impregnated in the ion-exchange resin is removed by using alcohol or acid as dehydrating solvent to produce (meth)acrylic ester |
| 12/09/2003 | US6660875 Ion exchange purification of dielectric condensate precursor fluids and silicate esters such as tetraethylorthosilicate (TEOS) |
| 12/04/2003 | WO2002048047A3 High efficiency ion exchange system for removing contaminants from water |
| 12/04/2003 | US20030223933 Seeds formed in or introduced by ion exchange or adsorption to a porous organic ion exchanger with the desired size, shape and porosity are made to grow and form a continuous structure by further deposition of inorganic material from a synthesis |
| 12/03/2003 | CN1459322A Ion exchange washing device |
| 11/27/2003 | WO2003098015A1 Method and device for cooling an internal combustion engine |
| 11/27/2003 | WO2003097536A1 Electric demineralizer |
| 11/27/2003 | WO2003038685A3 Method for monitoring a public water treatment system |
| 11/27/2003 | CA2454520A1 Electrical deionization apparatus |
| 11/26/2003 | EP1364983A1 Halogen-containing polymers and method for producing the same |
| 11/26/2003 | EP1364709A2 Electrodeionization deionized water producing apparatus |
| 11/26/2003 | EP1364698A1 Ion exchange scrubber |
| 11/26/2003 | EP1364073A2 Sieve tray column and process for recovery of metal value |
| 11/20/2003 | US20030213748 Comprises electrode ionization for purifying effluent wastewater |
| 11/20/2003 | US20030213695 Electrodeionization deionized water producing apparatus |
| 11/20/2003 | US20030213367 Ion exchange scrubber |
| 11/18/2003 | US6649061 Hydrocarbon mixture is split by membranes forming sulfur-rich and sulfur-lean fractions |
| 11/18/2003 | US6649037 Removing weakly ionizable species from water by dissociating pH at differenct levels to facilitate removal from the fluid in an electrodeionization device |
| 11/13/2003 | WO2003060011A3 Modified covalently cross-linked polymers |
| 11/13/2003 | US20030211934 Method of preserving sulfonic acid-type cation-exchange resin modified with thiol-containing amine compound |
| 11/13/2003 | DE20314328U1 Concentric columns for chromatography and ion exchange are placed so that they form same intermediate volume as volume of central tube |
| 11/06/2003 | US20030206846 Fluorine removal by ion exchange |
| 11/05/2003 | EP1357987A1 Membrane process for separating sulfur compounds from fcc light naphtha |
| 11/05/2003 | EP0729381B1 A method for separation and synthetic polymers that can be used as separation media in the method |
| 10/30/2003 | WO2003089107A1 Improved ion-exchange based fluid treatment systems |
| 10/30/2003 | WO2003014201A9 Membranes for ion transport |
| 10/30/2003 | US20030204323 Membrane moisture measurement |
| 10/30/2003 | US20030201235 Fractional deionization process |
| 10/29/2003 | CN1452513A Fluid treating device |
| 10/29/2003 | CN1125783C Water treatment process |
| 10/23/2003 | WO2003086590A1 Electrodeionization apparatus with resilient endblock |
| 10/23/2003 | US20030196959 Ion-exchange based fluid treatment systems |
| 10/16/2003 | WO2003084880A1 Separation systems with charge mosaic membrane |
| 10/16/2003 | WO2002068452A3 Method of isolating charged compounds, especially peptides and proteins |
| 10/16/2003 | US20030192783 Electrodeionization apparatus with resilient endblock |
| 10/15/2003 | EP0915736B1 Filter sheet and process for purifying photoresist composition employing the filter sheet |