| Patents for B01J 47 - Ion-exchange processes in general; Apparatus therefor (4,635) |
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| 12/01/2004 | EP1481402A2 Method and apparatus for separating ions of metallic elements in aqueous solution |
| 12/01/2004 | EP1481027A1 Functionalized main chain polymers |
| 12/01/2004 | CN1177649C Fluid treating device |
| 11/30/2004 | US6824662 Electrodeionization apparatus and method |
| 11/25/2004 | WO2004101443A1 Device for softening water |
| 11/25/2004 | WO2004101119A1 Spiral module with axial dilution flow |
| 11/25/2004 | US20040232068 Formation of composite materials with expandable matter |
| 11/18/2004 | WO2004099086A1 Filter cartridge for fluid for treating surface of electronic device substrate |
| 11/18/2004 | WO2004098776A1 Method and apparatus for desorbing material |
| 11/18/2004 | US20040226890 Method for recovering ionic products |
| 11/18/2004 | CA2525274A1 Method and apparatus for desorbing material |
| 11/17/2004 | EP1477515A1 Cluster ion exchange membrane, and electrolyte membrane electrode connection body |
| 11/17/2004 | EP1064064B1 Removal of contaminants from biological products |
| 11/16/2004 | US6818119 Electrolysis and ion exchange followed by melting to produce pure metals |
| 11/11/2004 | US20040221881 Sprayer and kit including a sprayer |
| 11/09/2004 | US6814871 Microporous cation exchange composition and an anion exchange composition, ziconium/titanium metallate and ziconia respectively |
| 11/04/2004 | WO2004094672A1 Methods and devices for removal of organic molecules from biological mixtures |
| 11/04/2004 | CA2522284A1 Method and devices for removal of organic molecules from biological mixtures |
| 11/03/2004 | EP1473075A2 Negatively charged membrane |
| 11/02/2004 | US6811703 Reacting ketone with phenol to form dialkyldiphenol; methylolating with aldehyde; reacting polyoxyethylene glycol monoalkyl ether with phosphorus tribromide; crosslinking with phenol-aldehyde resole |
| 10/28/2004 | WO2004091790A1 Preparation of homogeneously loaded ion exchangers |
| 10/27/2004 | EP1189700B1 Container |
| 10/27/2004 | EP1105433B1 Modification of engineering-polymers with basic n groups and ion-exchange groups in the side chain |
| 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 |
| 10/21/2004 | US20040209258 Methods and devices for removal of organic molecules from biological mixtures using an anion exchange material that includes a polyoxyalkylene |
| 10/21/2004 | US20040206627 Electrodeionization device |
| 10/20/2004 | EP1468963A1 System for removing metals from roof runoff waters |
| 10/20/2004 | EP1315565B1 Complexing structure, device and method for treating liquid effluents |
| 10/20/2004 | CN1171776C Method for producing purified aqueous hydrogen peroxide solution |
| 10/14/2004 | US20040204509 Preparation of homogeneously loaded ion exchangers |
| 10/14/2004 | US20040203149 Composite materials comprising supported porous gels |
| 10/14/2004 | US20040202588 Passing a charged aqueous hydrogen peroxide solution containing impurities through a purifier tower packed with an ion exchange resin, a chelate resin or adsorption resin to thereby purify the charged aqueous hydrogen peroxide solution |
| 10/13/2004 | EP1466656A2 Electrodeionization device |
| 10/13/2004 | CN1537078A Electric demineralizer |
| 10/12/2004 | US6802970 Fluid treating device |
| 10/07/2004 | WO2004085042A1 Serviceable electrodeionization apparatus and method for resin refill |
| 10/07/2004 | US20040195182 Compositions and methods for adsorption and retention of solvated compounds and ions |
| 10/07/2004 | US20040195109 Electrochemical machining method and apparatus |
| 10/07/2004 | US20040194579 Reducing waste loss in hydrometallurgical processes using resin absorption |
| 10/06/2004 | EP1463587A1 Toroidal vessel for uniform, plug-flow fluid distribution applications |
| 10/06/2004 | EP1463583A1 Method for producing pharmaceutical preparations |
| 10/06/2004 | EP1257348B1 Graft polymeric membranes and ion-exchange membranes formed therefrom |
| 10/06/2004 | CN1535204A Polymeric membranes functionalized with EGTA ligands |
| 10/06/2004 | CN1169777C Method for preparing (methyl) acrylic acid ester |
| 09/30/2004 | WO2004084287A1 Material for purification of semiconductor polishing slurry, module for purification of semiconductor polishing slurry and process for producing semiconductor polishing slurry |
| 09/30/2004 | WO2004082828A1 Tubular column structure |
| 09/30/2004 | US20040191148 Forming hydrofluoric acid solution by contacting gas with water and passing through resin; regenerating column with ammonium hydroxide producing salt concentrate for disposal |
| 09/30/2004 | US20040188337 Fluid treatment system |
| 09/30/2004 | US20040188258 Electric demineralizer |
| 09/29/2004 | EP1462172A1 Electric demineralization apparatus |
| 09/29/2004 | EP1461161A2 Sprayer and filter therefor |
| 09/29/2004 | EP1461155A2 Methods and devices for removal of organic molecules from biological mixtures using anion exchange |
| 09/29/2004 | CN1533303A Electric dimineralization apparatus |
| 09/28/2004 | US6797140 Continuously producing, separating, or concentrating ionizable organic compounds present in dilute solutions while controlling pH; ion exchanging, electrodialysis |
| 09/23/2004 | WO2003051494A3 Method and apparatus for separating ions of metallic elements in aqueous solution |
| 09/22/2004 | EP1458462A1 Spacer for filled cell electrodialysis |
| 09/22/2004 | EP1299312B1 Electrodeionisation apparatus |
| 09/16/2004 | US20040178385 Method for preparing a composite solid material based on hexacyanoferrates, and method for fixing mineral pollutants using same |
| 09/16/2004 | US20040178132 Liquid-solid circulating fluidized bed waste water treatment system for simultaneous carbon, nitrogen and phosphorus removal |
| 09/16/2004 | US20040178075 Apparatus for electrodeionization of water |
| 09/15/2004 | EP1457464A1 Composite filter and method and apparatus for producing high purity water using the composite filter |
| 09/15/2004 | EP1456132A1 Fractional deionization process |
| 09/15/2004 | CN1166556C Method and equipment for preparation of purified hydrogen peroxide aqueous solution |
| 09/10/2004 | WO2004076021A1 A simulated moving bed system and process |
| 09/10/2004 | WO2004067640A3 Conductive organic-inorganic hybrid material comprising a mesoporous phase, membrane, electrode and fuel cell |
| 09/09/2004 | US20040173535 Serviceable electrodeionization apparatus and method for resin refill |
| 09/09/2004 | DE10147842B4 Vorrichtung zur magnetisch geordneten Elektrodeionisation Apparatus for magnetically ordered Electrodeionisation |
| 09/08/2004 | CN1527738A Compositions of insoluble magnesium containing minerals for use in fluid filtration |
| 09/08/2004 | CN1165369C Polymer composition, membrane containing said composition, method for the production and use thereof |
| 09/08/2004 | CN1165368C Membranes containing sulphonated polyetherketone and another polymer, method for production and use thereof |
| 09/02/2004 | WO2004073843A1 Composite materials comprising supported porous gels |
| 09/02/2004 | US20040168968 Method for preparing an ion exchange media |
| 09/02/2004 | CA2514471A1 Composite materials comprising supported porous gels |
| 08/31/2004 | US6783937 Negatively charged membrane |
| 08/31/2004 | US6783748 Passing a charged aqueous hydrogen peroxide solution containing impurities through a purifier tower packed with an ion exchange resin, a chelate resin or adsorption resin to thereby purify the charged aqueous hydrogen peroxide solution |
| 08/31/2004 | US6783666 Water softening device and method for regeneration control thereof |
| 08/26/2004 | US20040164025 Method and apparatus for separating ions of metallic elements in aqueous solution |
| 08/24/2004 | US6780328 Deionizing water in first stage to remove ionic and/or ionizable contaminants, exposing to organic carbon bond breaking agent, causing non-ionized organic carbon compounds to ionize or become ionizable, deionizing in second stage |
| 08/24/2004 | US6780327 Positively charged microporous membrane comprising porous substrate and crosslinked coating including polymer backbone and pendant positively charged groups, each directly linked to backbone through polar spacer group by single bond |
| 08/24/2004 | US6780323 Polymer based permeable membrane for removal of ions |
| 08/19/2004 | WO2004024992A8 Sparse media edi apparatus and method |
| 08/19/2004 | DE20309296U1 Water filter cartridge, for removing heavy metals from water, contains bulk charge of iron-doped ion exchange granules with centerline inlet and outlet |
| 08/17/2004 | US6776907 High capacity portable exchange single bed deionizer |
| 08/12/2004 | WO2004067640A2 Conductive organic-inorganic hybrid material comprising a mesoporous phase, membrane, electrode and fuel cell |
| 08/12/2004 | US20040154924 Device for magnetically controlled electrodeionization |
| 08/12/2004 | US20040154916 Dilute support frame for an EDI device |
| 08/11/2004 | CN1520384A ELectrodeionization appts. and method |
| 08/10/2004 | CA2220806C Mixed bed ion exchange resin system and method of preparation |
| 08/05/2004 | WO2004065001A1 Filter structure, filter panel comprising the filter structure and method for manufactuirng the filter structure. |
| 08/05/2004 | US20040151640 Reactor for gas/ liquid or gas/ liquid/solid reactions |
| 08/04/2004 | EP0988253B1 Electrochemical treatment of ion exchange material |
| 08/03/2004 | US6770250 Using polyether sulfone polymer or anionic ion exchange resin loaded with iodine |
| 07/29/2004 | DE10361035A1 Ionenaustauschmembran und Herstellungsverfahren hierfür Ion exchange membrane and manufacturing method thereof |
| 07/28/2004 | EP1370338A4 Compositions of insoluble magnesium containing minerals for use in fluid filtration |
| 07/28/2004 | EP1284930A4 Formation of composite materials with expandable matter |
| 07/28/2004 | EP1179056B1 Mixed-bed solid phase and its use in the isolation of nucleic acids |
| 07/28/2004 | CN1515497A Bleaching and dyeing textile softened water ion exchange equipment |
| 07/27/2004 | US6767460 Filter media containing ion exchange additives |
| 07/22/2004 | WO2003022447A3 Sprayer and filter therefor |
| 07/22/2004 | US20040140266 Dispersing a magnetic ion-exchange resin in water containing dissolved organic carbon (DOC) to enable adsorption |