| Patents for B01J 47 - Ion-exchange processes in general; Apparatus therefor (4,635) |
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| 02/10/1981 | US4250141 Column for the removal of undesired substances from a liquid mixture |
| 01/28/1981 | EP0022936A1 A column for the treatment of a liquid by means of a particulate material |
| 01/21/1981 | EP0022503A1 Device for indicating the specific loading of metals of ion exchangers |
| 01/20/1981 | US4246355 Ion exchange processes and products |
| 01/20/1981 | US4246353 Melt processing of fluorinated polymers |
| 01/20/1981 | US4246090 Novel cationic membranes |
| 01/07/1981 | EP0021997A1 Method of concentrating a low-content element in a solution |
| 01/06/1981 | US4243555 Composition for recovery of MG++ from brines |
| 12/23/1980 | US4240909 Nonionic amine-borane or phosphine-borane adducts |
| 12/09/1980 | US4238477 Process of preparing homogeneous resin-polyiodide disinfectants |
| 12/02/1980 | US4236979 Composite diaphragms and process for electrolyzing alkali metal chloride |
| 11/25/1980 | US4235972 High crush strength heterogeneous ion exchange resins of crosslinked polymers having vinyl halide monomer polymerized therein |
| 11/12/1980 | EP0018511A1 Reactive filling substance having exchange properties |
| 11/11/1980 | US4233158 Liquid treatment tank having a volume compensating structure for use with volume variable liquid treatment material |
| 11/04/1980 | US4231872 Device for complete desalination of water |
| 11/04/1980 | CA1089127A1 Volume and time of day control for water softener regeneration |
| 11/04/1980 | CA1088707A1 Process for preparing cation-exchange membrane |
| 10/30/1980 | WO1980002235A1 A method and an apparatus for gathering valuable floating,dissolved and suspended substances from sea water |
| 10/29/1980 | EP0018340A1 An offshore plant for recovery of valuable floating, dissolved and suspended materials from sea water |
| 10/28/1980 | US4230573 Melamine-formaldehyde resin, polyaminoamide-epichlorohydrin cationic resin |
| 10/21/1980 | CA1087820A1 Extrusion of polymeric spinning emulsion containing sequestering agent |
| 10/14/1980 | US4228013 Ion exchanging material, periodic flow reversal |
| 10/14/1980 | US4228001 Folded moving bed ion exchange apparatus and method |
| 10/07/1980 | CA1087329A1 Process for the removal of metals from solutions |
| 10/07/1980 | CA1087328A1 Process and apparatus for ion exchange by use of thermally regenerable resin |
| 09/30/1980 | CA1086662A1 Method and apparatus for contacting fluids with solids |
| 09/23/1980 | CA1086444A1 Process for loading weak-acid ion exchange resin with uranium |
| 09/23/1980 | CA1086435A1 Mobile dimineralizer |
| 09/09/1980 | US4221642 Copolymer a of a halogenated vinyl monomer and a 2- or 4-vinylpyridine monomer |
| 09/02/1980 | US4220531 Apparatus for deionizing liquids with ion exchange resins |
| 09/02/1980 | CA1085068A1 Ion exchange process |
| 08/26/1980 | US4219414 Method for fluid purification and deionization |
| 08/26/1980 | US4219413 Ion exchange resins |
| 08/20/1980 | EP0014431A2 Process for the recovery of fluorinated emulsifying acids from basic ion exchangers |
| 08/19/1980 | US4218490 Surfactants used in foods for foaming, foam stabilization, gelation, or water- or fat-binding |
| 08/19/1980 | CA1084181A1 Apparatus for removal of impurities from liquids |
| 08/19/1980 | CA1083989A1 Method for the separation of water soluble polyols |
| 08/06/1980 | EP0013912A1 Process for ion exchange in liquids |
| 08/06/1980 | EP0013677A1 A fluid impermeable cation exchange membrane, process for its preparation, electrochemical cell comprising said membrane and an electrolytic process using said membrane |
| 08/05/1980 | US4216073 Ion exchange resin containing activated carbon |
| 07/08/1980 | US4211658 Triaxially compressed packed beds |
| 06/24/1980 | US4209367 Improved cation exchange memebranes of fluoropolymers having pendant carboxylic acid or salt groups and sulfonic acid groups |
| 06/24/1980 | CA1079914A1 Method for preparation of cation exchange membrane |
| 06/11/1980 | EP0011870A1 Countercurrent contact process and apparatus |
| 05/14/1980 | EP0010969A1 Liquid treating method and apparatus |
| 05/14/1980 | EP0010571A1 Process and apparatus for carrying out (bio)chemical reactions and unit operations in fluid systems |
| 05/13/1980 | US4202774 Flow distributor for fluid bed biological reactor |
| 05/13/1980 | US4202737 Ion exchange process for desalination |
| 05/06/1980 | US4201827 Magnetically supported particle matrix for accumulating or affecting substances dissolved or finely dispersed in a liquid or gas |
| 04/30/1980 | EP0010265A2 Synthetic resins based on crosslinked copolymers of mono- and polyvinyl compounds, process for their preparation and their use as inert material in ion exchange mixed-bed filters |
| 04/30/1980 | EP0010089A1 Engine with contraction-active, ion-separating means |
| 04/29/1980 | US4200735 Functional group comprising an iminodicarboxylic acid derivative |
| 04/29/1980 | US4200695 Micro-spherical beads of crosslinked copolymers |
| 04/29/1980 | US4200558 Method of producing hydrophilic articles of water-insoluble polymers |
| 04/29/1980 | US4200538 Process for preparing cation-exchange membrane |
| 04/22/1980 | US4199449 Removal of bacteria |
| 04/16/1980 | EP0009719A1 Device for making visible the metalspecific load of an ion exchanger |
| 04/15/1980 | US4198326 Method for preparing modified graft copolymers of cellulose with monovinyl monomers in the presence of a divinylbenzene modifier |
| 04/15/1980 | US4198295 Process for increasing the exchange yield in ion exchange processes |
| 04/08/1980 | CA1074982A1 Method of stripping solid particles |
| 04/02/1980 | EP0009397A1 Submicroscopic particles of anion exchange resin and anion exchange process using them |
| 04/02/1980 | EP0009396A1 Process for ion exchange between fine particle size ion exchange resins and macrobead ion exchange resins |
| 04/02/1980 | EP0009395A1 Cation exchange process, certain cation exchange resins and materials useful therein and processes for their preparation |
| 04/02/1980 | EP0009394A1 Ion exchange resin flocs, their preparation and regeneration and ion exchange and filtration processes using them |
| 04/01/1980 | CA1074927A1 Liquid treatment apparatus |
| 03/18/1980 | US4194024 Method of making hydrophilic articles of water-insoluble polymers |
| 03/18/1980 | US4193868 Ion exchange method and apparatus |
| 03/18/1980 | US4193867 Operation of a two-phase reactor |
| 03/04/1980 | US4191812 Ion exchange process involving emulsion ion exchange resins |
| 03/04/1980 | CA1072912A1 Electrically regenerated ion exchange system |
| 02/26/1980 | US4190532 Removal of impurities from liquids |
| 02/26/1980 | US4190530 Analyzing physiological fluids |
| 02/19/1980 | US4189540 Process for producing cation exchange membrane by impregnating a diene monomer having carboxylic acid groups into a fluorinated membrane having cation exchange groups and polymerizing |
| 02/12/1980 | CA1071778A1 Process for increasing the exchange yield in ion exchange processes |
| 02/05/1980 | US4187333 Embedding monomers in fiber walls, polymerization |
| 01/29/1980 | US4186238 Amorphous particles of absorbent modified cellulose ethers |
| 01/29/1980 | US4186076 Composite diaphragms |
| 01/15/1980 | US4183900 Recovery of Mg++ from brines |
| 01/15/1980 | CA1069843A1 Method of separating proteins by ion exchange |
| 01/08/1980 | US4182676 Method and system for purifying liquid |
| 01/08/1980 | US4182633 Process of the operation of a simulated moving bed |
| 12/25/1979 | US4180499 Isolation |
| 11/28/1979 | EP0005650A1 Fluidized bed reactor with fluidizing fluid flow distributors |
| 11/27/1979 | US4176056 Cyclic operation of a bed of mixed ion exchange resins |
| 11/20/1979 | CA1066665A1 Reinforced cation permeable separator |
| 11/15/1979 | WO1979000920A1 High capacity folded moving bed ion exchange apparatus and method for treating phosphoric acid and the like |
| 11/13/1979 | US4174426 Method of improving characteristic of cation-exchange membrane by swelling in water miscible organic solvent and treating further with hydrochloric acid |
| 11/13/1979 | US4174277 Resin and method for removing antimicrobials from body fluids |
| 10/31/1979 | EP0005047A1 Water treatment system and control therefor |
| 10/30/1979 | US4172783 Condensate purification process by use of dilute clear lime solution |
| 10/30/1979 | CA1065228A1 Washing product |
| 10/23/1979 | CA1064799A1 Washing |
| 10/17/1979 | EP0004792A2 Moving bed ion exchange method |
| 09/19/1979 | EP0004237A1 Ion exchange membranes; their preparation and their use in the electrolysis of sodium chloride |
| 09/19/1979 | EP0004029A1 An anion permeable, fluid impervious membrane, process for its preparation, electrolysis cell comprising said membrane and an electrolytic process using said membrane |
| 09/18/1979 | CA1062425A1 Hydrophilic structures of water-insoluble polymers |
| 09/18/1979 | CA1062410A1 Ion-exchange fabric of fluorinated polymer containing pendant side chains with sulfonyl groups and process of formation thereof |
| 09/11/1979 | US4167610 Ion exchange products and processes using crosslinked allylamine copolymers |
| 09/11/1979 | US4167481 Process for the removal of metals from solution |
| 09/05/1979 | EP0003851A2 A porous, electrolyte-permeable diaphragm, electrolytic cell comprising said diaphragm, use of said electrolytic cell and process for the preparation of said diaphragm |