| Patents for B01J 39 - Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties (4,694) |
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| 03/11/2003 | US6531064 Method for removal of radionuclide contaminants from groundwater |
| 03/11/2003 | US6531063 Zeolite bed leach septic system and method for wastewater treatment |
| 03/06/2003 | WO2003018194A1 Composite solid material fixing mineral pollutants, method for preparing same and method for fixing pollutants using same |
| 03/06/2003 | WO2003018193A1 Method for preparing a composite solid material based on hexacyanoferrates, and method for fixing mineral pollutants using same |
| 03/06/2003 | WO2003018166A1 Method for removing heavy metals from media containing heavy metals by means of a lyocell moulded body, cellulosed moulded body comprising adsorbed heavy metals, and the use of the same |
| 03/06/2003 | US20030044335 Using oxidizer |
| 03/05/2003 | EP1289043A1 Proton exchange composite membranes, composite solutions and method for the manufacturing a fuel cell using the same |
| 03/05/2003 | EP1094899B1 Method for separation on cation exchangers |
| 03/05/2003 | EP0954541B1 Manufacture of cation exchange resins by pressurized sulfonation |
| 03/05/2003 | EP0802936B2 Crosslinked seeded copolymer beads and process of manufacture |
| 02/27/2003 | US20030040621 Chromatography material and a method using same |
| 02/27/2003 | US20030038089 Method of reducing contaminants in drinking water |
| 02/26/2003 | EP1285017A1 Method for separating alkali metal ions from alkoxylates |
| 02/26/2003 | EP1117466A4 Bifunctional phenyl monophosphonic/sulfonic acid ion exchange resin and process for using the same |
| 02/25/2003 | US6525156 Styrene-containing popcorn polymers, method for producing same and utilisation |
| 02/25/2003 | US6524545 Treating aqueous hydroxylamine solution containing metal ion impurities with anion exchanger in hydroxyl form, treating solution with acidic cation exchanger, adding aqueous solution of stabilizer pretreated with cation exchanger |
| 02/20/2003 | WO2003014205A1 Sinter, resin particles, and process for producing the same |
| 02/20/2003 | US20030034051 Article for deionization of water |
| 02/13/2003 | WO2003011750A2 Methods for making chlorous acid and chlorine dioxide |
| 02/13/2003 | WO2003011459A1 Method for producing pharmaceutical preparations |
| 02/12/2003 | CN1396001A Ion exchange fibre and its preparing process |
| 02/11/2003 | US6517795 Process for producing hydrotalcites and the metal oxides thereof |
| 02/06/2003 | WO2003010339A1 Separation of xylose and glucose |
| 02/06/2003 | US20030024883 Purification of organic solvent fluids |
| 02/06/2003 | CA2454823A1 Separation of xylose and glucose |
| 02/04/2003 | US6514473 Process for producing hydrotalcites and the metal oxides thereof |
| 01/30/2003 | WO2003008339A1 Process |
| 01/29/2003 | CN1393291A Process for preparing strong acid cation-exchange resin |
| 01/28/2003 | CA2126222C Phosphonic acid based ion exchange resins |
| 01/23/2003 | WO2003006537A1 Process for dissolution of highly fluorinated ion-exchange polymers |
| 01/23/2003 | WO2003006383A1 Method for purifying water |
| 01/23/2003 | WO2002066381A3 Method of removing hardness from water by using macrocrystalline aggregates |
| 01/23/2003 | WO2002048040A3 Macroscopic aggregates of microcrystalline zeolites for static water softening applications |
| 01/23/2003 | US20030018090 Method for preparation of strong acid cation exchange resins |
| 01/23/2003 | US20030015472 Thorium remains on the ion exchange column until it decays to uranium and protactinium that are replaced by additional thorium, so that the thorium never reaches break-through and the column can be used continuously without regeneration. |
| 01/22/2003 | EP1276699A1 Method and device for reducing scale formation and/or corrosion in systems which conduct liquids |
| 01/22/2003 | CN1391988A Producing mixed cation adsorbent by single pass ion exchange |
| 01/21/2003 | US6508962 Carbon fiber ion exchanger |
| 01/21/2003 | US6508940 Process for recovering onium hydroxides from solutions containing onium compounds |
| 01/21/2003 | US6508939 Contacting alkali regenerating agent with both strongly acidic cation exchange resin and basic anion exchange resin, and contactingacid regenerating agent with strongly acidic cation exchange resin for regenerating ion exchange resins |
| 01/16/2003 | WO2002074448A3 Coatings for modifying hard surfaces and processes for applying the same |
| 01/16/2003 | WO2002060998A3 Rinse aid surface coating compositions for modifying dishware surfaces |
| 01/16/2003 | US20030013787 Process for dissolution of highly fluorinated ion-exchange polymers |
| 01/16/2003 | US20030012715 Production of ultrapure bismuth-213 for use in therapeutic nuclear medicine |
| 01/15/2003 | EP1274503A2 Composite matrices with interstitial polymer networks |
| 01/15/2003 | CN1390878A Improved solid media |
| 01/08/2003 | CN1389299A Method for preparing mono-dispersing gel type cation exchange agent |
| 01/08/2003 | CN1389296A Weak-acid cation exchange resin preparation |
| 01/03/2003 | WO2003000593A1 Production of ultrapure bismuth-213 for use in therapeutic nuclear medicine |
| 01/03/2003 | WO2003000376A1 Automated radionuclide separation system and method |
| 01/02/2003 | EP1270609A2 Method for preparation of strong acid cation exchange resins |
| 01/02/2003 | EP1269164A2 Membrane moisture measurement |
| 01/02/2003 | EP1268388A2 Method of removing organic iodides from organic media |
| 12/26/2002 | US20020195392 Process for the preparation of monodisperse gel-type cation exchangers |
| 12/19/2002 | WO2001072422A8 Method of removing organic iodides from organic media |
| 12/19/2002 | US20020193453 Preparation of weak acid cation exchange resins |
| 12/19/2002 | US20020192832 Chromatographic separation of particles from samples; obtain sample, apply to column, generate electrolyic ions, expose to effluent, detect separated particles |
| 12/19/2002 | US20020189606 Hydrolysis of the sugar beet pulp, solids separation from the hydrolysate as well as fractionation and desalting of aqueous solution of hydrolysate thus obtained into desalted solution enrich in pectin and sugar/oligomers |
| 12/18/2002 | EP1266690A2 Preparation of weak acid cation exchange resins |
| 12/18/2002 | EP0988268B1 Method for removing metal ions from cresol mixtures |
| 12/17/2002 | US6494223 Wet cleaning apparatus utilizing ultra-pure water rinse liquid with hydrogen gas |
| 12/12/2002 | WO2002098798A1 Article for deionization of water |
| 12/12/2002 | WO2002053288A3 A method for the manufacture of compositions containing low concentrations of salts |
| 12/12/2002 | US20020187439 Process for producing acid sensitive liquid composition containing a carbonate |
| 12/10/2002 | US6492513 Method for separating a lactone-containing high-molecular weight compound having an alkyl group as its side chain from a lactone-containing high-molecular weight compound having an alkenyl group as its side chain, said lactone-containing |
| 12/05/2002 | WO2002096559A1 Inorganic ion exchangers for removing contaminant metal ions from liquid streams |
| 12/05/2002 | US20020183407 Macroporous foams comprising microporous zeolite or zeotype material and preparation thereof by using polymeric templates having sponge structure |
| 12/05/2002 | US20020182741 Large capacity acid or base generator apparatus |
| 12/05/2002 | CA2448865A1 Inorganic ion exchangers for removing contaminant metal ions from liquid streams |
| 12/04/2002 | CA2387552A1 Preparation of weak acid cation exchange resins |
| 12/03/2002 | US6488859 Separation and removal of iron iii ions from sulfuric acid containing metal ii ions, especially cobalt, copper and manganese; optional subsequent reduction to iron ii ions |
| 12/03/2002 | US6488858 Supplying feedstock; supplying desorbent; withdrawal; circulation |
| 12/03/2002 | US6488857 Cation exchange liquid chromatography characterized that at least two types of eluents are used |
| 12/03/2002 | CA2120242C Aminoalkylphosphonic acid containing ligands attached to solid supports for removal of metal ions |
| 11/28/2002 | US20020177522 Solid media |
| 11/28/2002 | US20020177233 Generation of preferential base; obtain liquid, insert into reservoir, apply electric potential, remove base from liquid stream |
| 11/28/2002 | US20020176982 Coatings for modifying hard surfaces and processes for applying the same |
| 11/28/2002 | US20020176842 A dosage form comprising an ionizable active ingredient and an unloaded ion exchange resin, coated with a permeable membrane; drug release and absorption depending on the conditions under which the membrane dissolves |
| 11/27/2002 | CN1382170A Organic polymeric material, process for producing same and heavy-metal ion remover comprising same |
| 11/27/2002 | CN1382169A Material having separating function |
| 11/21/2002 | US20020172773 Rinse aid surface coating compositions for modifying dishware surfaces |
| 11/19/2002 | US6482380 Silicotitanate molecular sieve and condensed phases |
| 11/19/2002 | US6482323 Chromatographic separation process |
| 11/14/2002 | US20020169311 Generation of betaine, erythritol, inositol, sucrose, mannitol, glycerol and amino acids or mixtures; obtain mixture, apply to chromatographic column, elute preferential products form column |
| 11/14/2002 | DE10122896A1 Verfahren zur Herstellung von monodispersen gelförmigen Kationenaustauschern A process for producing monodisperse gelatinous cation exchangers |
| 11/13/2002 | EP1256383A2 Method for producing monodispersed gel-like cation exchangers |
| 11/13/2002 | CN1378879A Solid photocatalyst and its preparing process |
| 11/12/2002 | US6478970 Treatment process for removing radioactive thorium from solvent extraction liquid effluent |
| 11/12/2002 | US6478966 Comprises a lixiviator, an ion- exchange column, a diatomaceous silica-active carbon column, and a vacuum concentrator. |
| 11/07/2002 | US20020164644 Adsorbents for high mobility group proteins and column for purifying body fluid |
| 11/06/2002 | CN1378548A Method for separating analogous organic compounds |
| 11/05/2002 | US6475390 Process for the purification of nutrients from food process streams |
| 10/31/2002 | US20020160224 System and method for cleaning and/or treating vehicles and the surfaces of other objects |
| 10/30/2002 | EP1252123A2 Fertilizer, ion exchanger and method for the production thereof |
| 10/30/2002 | EP1251920A1 Method and apparatus for metal removal by ion exchange |
| 10/29/2002 | US6472479 Sulfonated bead polymers prepared from styrene, vinylpyridines, and crosslinkers |
| 10/28/2002 | WO2001085620A1 Method and device for reducing scale formation and/or corrosion in systems which conduct liquids |
| 10/24/2002 | WO2002084403A1 Process for producing acid sensitive liquid composition containing a carbonate |
| 10/24/2002 | WO2002083770A1 Composite porous ion-exchanger, method of manufacturing the ion-exchanger, deionization module using the ion- exchanger, and electric deionized water manufacturing device |
| 10/24/2002 | WO2002083202A1 Adsorbent device for body fluid treatment |