| Patents for B01J 47 - Ion-exchange processes in general; Apparatus therefor (4,635) |
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| 07/22/2004 | DE19942347B4 Elektrochemisch regenerierbarer Ionenaustauscher Electrochemical regenerable ion exchangers |
| 07/21/2004 | EP1438578A2 Method for monitoring a public water treatment system |
| 07/21/2004 | EP1163044B1 Negatively charged membrane |
| 07/15/2004 | WO2004035663A3 Method for preparing an ion exchange media |
| 07/15/2004 | US20040138840 Method for remote monitoring of water treatment systems |
| 07/15/2004 | US20040138514 Removal of radioactive and other hazardous material from fluid waste |
| 07/15/2004 | US20040137297 Ion exchange membrane and production process therefor |
| 07/14/2004 | EP1436069A2 Apparatus for fluid purification and methods of manufacture and use thereof |
| 07/14/2004 | EP1066101B1 Process for frontal chromatographic decontamination |
| 07/08/2004 | WO2004056712A1 Method and device for electrolytically removing and recovering metal ions from waste water |
| 07/08/2004 | US20040132998 Compositions and methods for separating amines and amino acids from their counter-enantiomers |
| 07/08/2004 | US20040131542 Reversal immobilization to ion exchanger |
| 07/08/2004 | US20040130851 Fluid deionization system |
| 07/08/2004 | US20040129623 Water treatment system with low waste volume |
| 07/06/2004 | US6758954 Electrodeionization apparatus with resilient endblock |
| 06/29/2004 | US6756328 Reinforced cation exchange membrane and production process thereof |
| 06/24/2004 | US20040122141 Composite media for ion processing and a method for making the composite media |
| 06/24/2004 | US20040122117 comprising a porous polymer having a continuous pore structure, which comprises interconnected macropores and mesopores existing on the walls of the interconnected macropores |
| 06/23/2004 | EP1431760A1 Process for production of collection columns for carbonyl compounds |
| 06/23/2004 | EP1431248A2 Water treatment system with low waste volume |
| 06/23/2004 | EP1429860A1 Device for magnetically controlled electrodeionisation |
| 06/23/2004 | EP1387763A4 Polymeric membranes functionalized with egta ligands |
| 06/23/2004 | CN1506166A Automatic control system and method for floating-bed type sodium ion exchange |
| 06/23/2004 | CN1154614C Ion exchange resin, cartridge using it and humidifier |
| 06/18/2004 | CA2452137A1 Water treatment system with low waste volume |
| 06/17/2004 | WO2004012838A3 Electrodionization method |
| 06/16/2004 | EP1163045B1 Positively charged membrane |
| 06/16/2004 | EP0757586B1 Improvements in electrodialysis including filled cell electrodialysis (electrodeionization) |
| 06/16/2004 | CN1505540A Reactor for gas/liquid or gas/liquid/solid reactions |
| 06/16/2004 | CN1504419A Hydrofluoric acid wastewater treatment method and device |
| 06/10/2004 | WO2004047991A1 Electrodeionization apparatus |
| 06/09/2004 | CN1503900A Automatic salt level monitor for water softening device |
| 06/09/2004 | CN1152830C Liquid purifying treatment module |
| 06/08/2004 | CA2145075C Composite ion-exchange material, preparation and use thereof |
| 06/03/2004 | WO2004026247A3 Compositions and methods for separating amines and amino acids from their counter-enantiomers |
| 06/03/2004 | US20040104107 Hydrofluoric acid wastewater treatment method and device |
| 06/02/2004 | CN1502063A Process for producing acid sensitive liquid composition containing a carbonate |
| 06/01/2004 | US6743349 Electrochemical machining method and apparatus |
| 05/27/2004 | US20040099594 High capacity portable exchange single bed deionizer |
| 05/27/2004 | US20040099592 Fluid treating device |
| 05/26/2004 | EP1421126A1 Process for preparing graft copolymer membranes |
| 05/26/2004 | EP1421125A1 Process for preparing graft copolymer membranes |
| 05/26/2004 | EP1420884A1 Ion exchange resin with reduced content of adsorbed organic compounds and its preparation methods |
| 05/26/2004 | EP1140358B1 Method and apparatus for electrodeionization of water using mixed bed and single phase ion exchange materials in diluting compartments |
| 05/20/2004 | US20040097603 Ion-exchange fluororesin membrane |
| 05/19/2004 | EP1419009A1 Method for preparing a composite solid material based on hexacyanoferrates, and method for fixing mineral pollutants using same |
| 05/18/2004 | US6737372 Powders-affixed nonwoven fabric, process for manufacturing same, and sheet material containing same |
| 05/13/2004 | US20040092700 Methods for directly producing stable aqueous dispersions of electrically conducting polyanilines |
| 05/13/2004 | US20040091762 Sulfonated aromatic polyether ketone and polybenzimidazole; high performance, low cost polymer electrolyte fuel cells |
| 05/13/2004 | US20040089551 Ion-depletion compartment; ion exchange resin; water purification |
| 05/11/2004 | US6733677 Filter sheet and process for purifying photoresist composition employing the filter sheet |
| 05/11/2004 | US6733646 Method and apparatus for electrodeionization of water |
| 05/06/2004 | WO2004037421A1 Fluid deionization system |
| 05/06/2004 | WO2003078331A3 Electrodialytic water purifier with ion exchange material and method for emoving ionic contaminants |
| 05/06/2004 | US20040086632 Heating a surface of the ion-exchange membrane; depositing a catalyst onto the heated surface of the ion-exchange membrane; compacting the catalyst into the ion-exchange membrane |
| 05/04/2004 | US6730229 Filter screen nozzle and system for fluid processing |
| 04/30/2004 | CA2446448A1 Method and apparatus for coating an ion-exchange membrane with a catalyst layer |
| 04/29/2004 | WO2004035663A2 Method for preparing an ion exchange media |
| 04/29/2004 | WO2004035489A1 Method and apparatus for water treatment |
| 04/29/2004 | US20040081606 Removal of mercury using anionic polymer; water pollution control |
| 04/29/2004 | DE10296225T5 Ionenaustauscher-Fluorkohlenstoffharzmembran Ion exchange fluorocarbon resin membrane |
| 04/29/2004 | CA2502554A1 Method for preparing an ion exchange media |
| 04/22/2004 | WO2004034487A2 Proton exchange reactive membrane, reactor and method for conversion of light alkanes to higher hydrocarbons and method of reactivating a catalyst layer |
| 04/22/2004 | WO2004033097A1 Method and apparatus for treating liquids |
| 04/22/2004 | WO2004033072A1 Apparatus and methods for removing mercury from fluid streams |
| 04/22/2004 | WO2004033066A1 Chemical purification cartridge |
| 04/22/2004 | WO2004011592A3 Petal-array support for use with microplates |
| 04/22/2004 | CA2481360A1 Proton exchange reactive membrane, reactor and method for conversion of light alkanes to higher hydrocarbons and method of reactivating a catalyst layer |
| 04/15/2004 | US20040071968 Porous compositions comprising surface modified monoliths |
| 04/15/2004 | US20040069707 Method of isolating a charged compound |
| 04/14/2004 | EP1407506A2 Method and device for deionising cooling media for fuel cells |
| 04/13/2004 | US6719905 Polymeric membranes functionalized with EGTA ligands, and process of separating ions |
| 04/06/2004 | US6716888 Methods and apparatus for the formation of heterogeneous ion-exchange membranes |
| 04/06/2004 | US6716344 Liquid-solids circulating fluidized bed |
| 04/01/2004 | WO2004026247A2 Compositions and methods for separating amines and amino acids from their counter-enantiomers |
| 04/01/2004 | US20040060875 Continuously producing, separating, or concentrating ionizable organic compounds present in dilute solutions while controlling pH; ion exchanging, electrodialysis |
| 04/01/2004 | CA2497978A1 Compositions and methods for separating amines and amino acids from their counter-enantiomers |
| 03/25/2004 | WO2004024992A1 Sparse media edi apparatus and method |
| 03/25/2004 | WO2004024325A1 Production process of film and column for cation chromatography |
| 03/25/2004 | CA2498515A1 Production process of film and column for cation chromatography |
| 03/24/2004 | CN1483677A Novel technology of application of aluminium type mixing resin and products thereof |
| 03/23/2004 | US6710093 Immobilized ion exchange materials and processes for making the same |
| 03/18/2004 | WO2004022200A1 Water filter and the production method therefor |
| 03/18/2004 | WO2003054509A3 Methods and devices for removal of organic molecules from biological mixtures using anion exchange |
| 03/18/2004 | US20040050785 Using ion exchange resin; adsorption; membrane filter; separation |
| 03/18/2004 | US20040050784 Method for the manufacture of compositions containing low concentrations of salts |
| 03/18/2004 | DE10223338A1 Polymere mit Halogenfunktionen und Verfahren zu deren Herstellung Polymers containing halogen functions and processes for their preparation |
| 03/17/2004 | EP1397375A1 Alkyl- and/or alkenyloligoglycoside preparations having reduced magnesium salt concentrations |
| 03/17/2004 | CN1142007C Mass transfer composite membrane for fuel cell power plant |
| 03/16/2004 | US6706361 Polymeric ion exchange fibers |
| 03/16/2004 | US6706195 High efficiency ion exchange system for removing arsenic from water |
| 03/11/2004 | WO2004020095A1 Ion adsorption module and method for water treatment |
| 03/11/2004 | US20040045888 Fluid treatment system |
| 03/10/2004 | EP1396285A1 Fluid treatment system |
| 03/10/2004 | EP1395600A2 Products containing charged biomaterials and method for the preparation thereof |
| 03/10/2004 | EP1395522A2 Electrode ionization apparatus and method |
| 03/10/2004 | EP1395521A1 Article for deionization of water |
| 03/10/2004 | EP0938755B1 Highly conductive ion exchange polymer and process |
| 03/09/2004 | US6702876 Ion exchange scrubber |
| 03/04/2004 | WO2004018544A1 Methods for directly producing stable aqueous dispersions of electrically conducting polyanilines |