| 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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| 02/21/1984 | US4433082 Process for making liquid composition of perfluorinated ion exchange polymer, and product thereof |
| 02/15/1984 | EP0100568A2 Process for the treatment of waste water |
| 02/14/1984 | US4431785 Crosslinked copolymers by free radical catalysis |
| 02/14/1984 | US4431580 Oxidation to the hexavalent uranium and plutonium oxides; ion exchanging using a cationic resin |
| 02/07/1984 | US4430246 Granulate consisting of hydrated sodium tripolyphosphate and water-insoluble alumino silicate ion exchanger material |
| 01/31/1984 | CA1161597A2 Emulsion copolymer cation exchange resins and ion exchange process therewith |
| 01/25/1984 | EP0098947A1 Polymeric mono-, di-, tri- and tetrasulfide compounds, process for preparing them and their use |
| 01/25/1984 | EP0098946A2 Organopolysiloxanes which contain sulfonate groups, process for preparing them and their use |
| 01/24/1984 | US4427793 Ion exchange resin beads, adsorbers |
| 01/24/1984 | US4427549 Using separate cation land anion removing tanks |
| 01/24/1984 | CA1161198A1 Process for preparing agglomerated fibrous cellulose |
| 01/17/1984 | CA1160799A1 Process for producing fluorinated polymer having ion-exchange groups |
| 01/11/1984 | EP0098130A2 The manufacture of crosslinked copolymer beads, the copolymer beads themselves and their use as adsorbents or, on incorporation or addition of functional groups, as ion exchange resins |
| 01/10/1984 | CA1160135A1 Particulate detergent composition |
| 12/20/1983 | US4421865 Selective hydrogen-deuterium interchange using ion exchange resins |
| 12/20/1983 | CA1159199A1 Ion exchange resins |
| 12/13/1983 | US4420419 Abrasion-resistant granular zeolite and process for preparation thereof |
| 12/06/1983 | US4419245 Copolymer process and product therefrom consisting of crosslinked seed bead swollen by styrene monomer |
| 12/06/1983 | CA1158397A1 Selective ion exchange resins |
| 12/06/1983 | CA1158222A1 Anionic adsorbent |
| 11/30/1983 | EP0094983A1 Process for removing transition metal ions from an aqueous solution with a reticular ion exchange resin containing a crystalline transition metal aluminate |
| 11/23/1983 | EP0094919A2 Ion exchange inorganic films made up of layered structure insoluble acid salts of tetravalent metals and/or their derivatives and process for the preparation of the same |
| 11/15/1983 | US4415678 Removal of sulfate ions from brine using amorphous polymeric zirconium oxide formed within a macroporous polymer matrix |
| 11/15/1983 | US4415677 Removal of sulfate ions from brine using composite of polymeric zirconium hydrous oxide in macroporous matrix |
| 11/10/1983 | WO1983003819A1 Procedure for manufacturing titanates |
| 11/08/1983 | US4414145 Preparation and use of a 195M-AU-containing liquid |
| 11/08/1983 | US4414111 Shaped composite adsorbent and a process for preparing the same |
| 11/08/1983 | CA1156642A1 Method for preparing a cation exchanger and method for using such an exchanger for extracting metals from liquids |
| 11/08/1983 | CA1156471A1 Process for the treatment of solutions of lead chloride |
| 10/25/1983 | US4411793 Process for the separation of elements by chromatography |
| 10/04/1983 | US4407976 Anionic adsorbent |
| 09/27/1983 | CA1154440A1 Proton-catalysed reactions catalysed by hydrogen ion- exchanged layered clays |
| 09/27/1983 | CA1154420A1 Filter for sorption of heavy metals |
| 09/27/1983 | CA1154282A1 Chromatographic separation and quantitative analysis of ionic species |
| 09/21/1983 | EP0088964A2 Process for preparing insoluble, only slightly expandable polymers of basic vinyl-heterocyclic compounds, and their use |
| 09/21/1983 | EP0088866A1 Aqueous stable suspensions of water-insoluble silicates capable of binding calciumions, and their use in the production of washing and cleaning agents |
| 09/20/1983 | US4405576 Removal of sulfate ions from brine |
| 09/20/1983 | US4405455 Adsorption separation apparatus |
| 09/20/1983 | CA1154014A1 Proton-catalysed reactions in which water is not a stoichiometer reactant catalysed by metal cation- exchanged layered clays |
| 09/07/1983 | EP0087934A1 Alkylaminophosphonic chelating resins, their preparation and use in purifying brines |
| 09/01/1983 | WO1983002947A1 Alkylaminophosphonic chelating resins, their preparation and use in purifying brines |
| 08/30/1983 | US4401811 Water pollution control; food processing plants; demetallization |
| 08/30/1983 | US4401629 Selective imidazole ion exchange resins |
| 08/23/1983 | US4400278 Counter-current adsorption filters for the treatment of liquids and a method of operating the filter |
| 08/17/1983 | EP0085902A2 Process for the continuous conversion of metakaolin into very fine zeolitic sodium aluminosilicate |
| 08/16/1983 | US4399235 Halogenation of monovinylidene aromatic polymer in presence of organic liquid having high dielectric constant |
| 08/16/1983 | CA1152090A1 Metal salts of polyacetylenic compounds and uses thereof |
| 08/02/1983 | US4396718 Field test method for estimation of concentration of organic materials in water |
| 07/26/1983 | US4395546 Decoloring effluents |
| 07/26/1983 | CA1150711A1 Crystallising of a zeolithe during industrial manufacturing processes |
| 07/19/1983 | US4394353 Complexing agent |
| 07/19/1983 | CA1150449A1 Production of ion exchange resins, the resins so produced and ion exchange processes using them |
| 07/19/1983 | CA1150448A1 Emulsion copolymer ion exchange resins and ion exchange process therewith |
| 07/19/1983 | CA1150224A1 Process for producing zeolite a |
| 07/19/1983 | CA1150221A1 Process for producing crystalline zeolite a |
| 07/12/1983 | CA1149796A1 Hydrophilic substrate for sorbing heavy metals |
| 07/12/1983 | CA1149743A1 Porous and spherical carbonaceous product |
| 06/29/1983 | EP0082351A1 Process for the elimination of molybdenum from aqueous solutions of manganese salts |
| 06/21/1983 | CA1148566A1 Fluorinated copolymer and preparation thereof |
| 06/15/1983 | EP0081408A1 Ethylene diamine functional acrylic resins and preparation thereof |
| 06/14/1983 | US4388451 Polymers derived from allylphenol or substituted allylphenol and maleic anhydride |
| 05/31/1983 | US4386006 Ion-exchange compositions |
| 05/25/1983 | EP0079842A1 Acrylic copolymers based on N-acrylylpolymethylene imines or N-acrylyldialkyl amides, N,N'-acrylyldiamino alcanes and N-acrylylamino acids (or esters), their preparation and their use as cation exchangers |
| 05/24/1983 | US4385130 Irradiation graft polymerized permselective membranes for electrolysis cells |
| 05/17/1983 | US4384095 Vinylbenzyl alcohol polymer beads and thermally crosslinked derivatives thereof |
| 05/03/1983 | US4382124 Process for preparing macroreticular resins, copolymers and products of said process |
| 04/26/1983 | US4381349 Alumina compounds in ion exchange resins |
| 04/26/1983 | US4381289 Process for preparing zirconium phosphate |
| 04/19/1983 | US4380590 Emulsion copolymer cation exchange resins |
| 04/12/1983 | US4379901 Polyfluoroallyl ethers and their production and use |
| 04/12/1983 | CA1144700A1 Large ion exchange beads and a method for preparing same |
| 04/12/1983 | CA1144699A1 Alumina compounds in ion exchange resins |
| 04/06/1983 | EP0075611A1 Simulated countercurrent sorption process employing ion exchange resins with backflushing |
| 04/05/1983 | CA1144138A1 Mixed phase chromatographic compositions |
| 03/29/1983 | CA1143875A1 High efficiency filtration with impurity concentration and ultrafiltration rejection flow recirculation |
| 03/15/1983 | US4376709 Ion exchanging |
| 03/08/1983 | US4376199 Acylation, dialysis, ion exchane resin |
| 03/08/1983 | US4376047 Multilayer |
| 03/08/1983 | CA1142501A1 Industrial semi-continuous process for the preparation zeolite a |
| 03/08/1983 | CA1142327A1 Recovery of salts of anthraquinone disulfonic acid in the stretford process |
| 03/01/1983 | US4375519 Strength |
| 03/01/1983 | CA1142298A1 Method of manufacture of ion exchange resins |
| 02/22/1983 | CA1141674A1 Adsorption separation method and apparatus thereof |
| 02/17/1983 | WO1983000487A1 Cation exchange resin by graft polymerization process |
| 02/16/1983 | EP0072054A1 Process for producing crystalline metal silicates, and their uses |
| 02/16/1983 | EP0071810A1 Removal of metal ions from aqueous medium using a cation-exchange resin having water-insoluble compound dispersed therein |
| 02/08/1983 | US4373032 Metal salts of polyacetylenic compounds and uses thereof as ion exchange and thermochromic polymers |
| 02/08/1983 | CA1141048A1 Treatment of metal plating wastes with an unexpanded vermiculite cation exchange column |
| 01/25/1983 | US4370234 System and method for removing ammonia from wastewater |
| 12/28/1982 | US4366262 Method for catalyzed conversion of perfluorocarbon cationic exchange functionality with SF4 |
| 12/28/1982 | US4366261 Chromium oxide in ion exchange resin |
| 12/28/1982 | US4366060 Process and equipment for chromatographic separation of fructose/dextrose solutions |
| 12/21/1982 | US4364928 Novel salts of ion exchange resins of the acid type |
| 12/21/1982 | US4364909 Removal of Ca++ from MgCl2 |
| 12/15/1982 | EP0066630A1 Composite adsorbent molding and process for manufacturing same |
| 12/08/1982 | EP0066369A1 Production of a liquid composition containing a perfluorinated ion exchange polymer, and the use of this polymer |
| 12/01/1982 | EP0065687A2 Process to carry out catalytic reactions in an aqueous medium |
| 11/30/1982 | US4361493 Hydrophilic substrate for sorbing heavy metals |
| 11/16/1982 | US4359430 Betaine recovery process |
| 11/10/1982 | EP0064205A1 Crystalline aluminosilicate, process for producing it and its use in converting methanol and/or dimethyl ether into hydrocarbons |