| Patents for B01J 47 - Ion-exchange processes in general; Apparatus therefor (4,635) |
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| 04/21/1988 | WO1988002738A1 A method for cleansing metal-containing solutions, and apparatus herefor |
| 04/19/1988 | US4738764 Electrodialysis membranes comprising sulfonated constituents |
| 04/12/1988 | US4737275 Resin pressure sensor for water treatment |
| 04/12/1988 | CA1235235A1 Water treatment systems |
| 04/05/1988 | CA1234676A1 Process and apparatus for liquid-solid contacting |
| 03/29/1988 | US4734200 Process for removal of fluoride and phosphorus-type contaminants from acidic wastewater |
| 03/23/1988 | CN87209927U Two-tower type floating bed for water process |
| 03/22/1988 | US4732887 Resin in voids for chromatography |
| 03/18/1988 | EP0139002A4 Mobile fluid purification unit. |
| 03/16/1988 | EP0259767A2 Pressureless drinking water filter cartridge |
| 03/09/1988 | CN87203964U Adsorbing tower for continuous ion-exchange in reprint type multistage fluidized-bed |
| 02/24/1988 | EP0256840A2 Process for separation of acids and corresponding acid metal salts |
| 02/09/1988 | US4724082 Water-insoluble organic polymer; increased flow rates |
| 01/26/1988 | US4721624 Process for removing harmful residues from food during cooking |
| 01/20/1988 | EP0253132A1 Tap water filter |
| 01/13/1988 | EP0252185A1 Process and apparatus for the removal of dissolved silver complex anions from aqueous liquids |
| 01/12/1988 | US4719242 Used in fluidized beds |
| 01/12/1988 | US4719241 Used in fluidized beds |
| 01/12/1988 | US4719010 Regeneration |
| 01/07/1988 | EP0251511A1 Bipolar membranes and method of making same |
| 01/07/1988 | EP0251469A2 Method for converting substances |
| 12/22/1987 | US4714767 Process for the separation of a basic amino acid from a fermentation broth using cation exchange resins |
| 12/22/1987 | US4714550 Canteen carried water purifier system |
| 12/17/1987 | WO1987007624A1 Bipolar membranes and methods of making same |
| 12/17/1987 | WO1987007623A1 Electrodialysis membranes comprising sulfonated constituents |
| 12/17/1987 | DE3620110A1 Insert for an apparatus for purifying a liquid |
| 12/16/1987 | EP0249102A2 Ion exchange resin modified with mercaptoamines |
| 12/16/1987 | EP0249049A1 Portable water purifier |
| 12/16/1987 | CN87104069A Bipolar membranes and methods of making same |
| 12/09/1987 | EP0248733A1 Charging device for ion exchange resins |
| 12/09/1987 | EP0248524A2 Method of separating and/or purifying bio-affecting substances using particulate, polymeric adsorbents |
| 12/08/1987 | US4711907 Membranes of substantially non-crosslinked organic polymers which contain bonded ionogenic groups |
| 12/08/1987 | US4711863 Immobilized extractants |
| 12/02/1987 | EP0247109A1 Column for physical or chemical treatment in the heterogeneous phase. |
| 11/25/1987 | CN87203061U Adjacent injection type ion exchanger |
| 11/24/1987 | US4708794 Installation and apparatus for treating a liquid, in particular for demineralizing water passing through a bed of active granular material which is compacted in a high position and which is periodically regenerated by a reverse flow |
| 11/10/1987 | US4705755 Apparatus for collecting lysozyme from egg white by adsorption |
| 11/03/1987 | US4704245 Method and apparatus for monitoring break of ion adsorption apparatus |
| 10/27/1987 | US4702810 Passing electrical potential to counterion solution to cause migration through ion exchange membrane |
| 10/14/1987 | EP0240725A2 Resin pressure sensor for water treatment |
| 10/13/1987 | US4699714 Ion exchange apparatus |
| 10/13/1987 | CA1228199A1 Method for removing cesium from an aqueous liquid, method for purifying the reactor coolant in boiling water and pressurized water reactors and a mixed ion exchanged resin bed,useful in said purification |
| 10/07/1987 | EP0240143A2 A process for removing fluoride and phosphorus type contaminants from acidic waste water |
| 10/06/1987 | US4698153 Supercritical carbon dioxide to remove projections from resin surface |
| 09/29/1987 | US4696720 Removal of water from aqueous alcohol mixtures |
| 09/22/1987 | US4695387 Zeolites |
| 09/22/1987 | US4695379 Household drinking water; bottle with elongated tube containing treatment means |
| 09/15/1987 | US4693828 Method of ion-exchanging and/or adsorption |
| 09/15/1987 | US4693818 Ion exchange apparatus |
| 09/09/1987 | EP0236066A2 Purification of alkali metal chloride solution |
| 09/08/1987 | US4692431 Treating with titanium or zirconium oxychloride, used as ion exchanger |
| 09/01/1987 | US4690739 Electrolytic process for producing extremely low chloride anion exchange resins |
| 08/19/1987 | EP0232433A1 Process and apparatus for supplying liquids, particularly aqueous solutions, with ions |
| 08/18/1987 | US4687582 Method and apparatus for operating and regenerating ion exchangers |
| 08/18/1987 | US4687561 Process and apparatus for treatment of fluids, particularly demineralization of aqueous solutions |
| 08/04/1987 | US4684464 Water, purification |
| 08/04/1987 | US4684461 Apparatus for the treatment, in particular softening and/or complete desalination of water |
| 07/16/1987 | DE3600849A1 Clean water storage vessel for reverse osmosis plant |
| 07/15/1987 | EP0228831A2 Process for treating a liquid involving cation exchange and selective removal of nitrate ions from the liquid, and ion exchange resin mixtures suitable for use therein |
| 07/15/1987 | EP0139001B1 Boiler installation |
| 07/14/1987 | CA1224184A1 Cation exchange membrane with high equivalent weight component |
| 07/07/1987 | CA1223742A1 Regeneration of crystalline lithium aluminates |
| 07/07/1987 | CA1223726A1 Thermal conversion of wastes |
| 06/30/1987 | US4676882 Improving water quality; continuous process; ion-exchanging membrane between cylindical electrodes |
| 06/30/1987 | CA1223408A1 Production of ion exchange membrane |
| 06/24/1987 | EP0225875A1 Method and apparatus for recovering silver from liquids |
| 06/23/1987 | US4675384 Fractionation/purification of plasma by ion exchange chromatography |
| 06/23/1987 | CA1223374A1 Traveling bed ion exchange contact apparatus and process employing same |
| 06/16/1987 | US4673507 Fluid treatment process and apparatus |
| 06/16/1987 | EP0225793A2 Use of ion exchange resin mixtures in cation exchange processes |
| 06/04/1987 | WO1987003217A1 Column for physical or chemical treatment in the heterogeneous phase |
| 06/03/1987 | EP0224160A2 Process for the removal of hydrocarbons from waste waters or ground water |
| 06/02/1987 | US4670154 Mixed resin bed deionizer |
| 06/02/1987 | US4670146 Containing sulfonic group, and polyethylenic membrane containing sulfonic group; separation, dialysis |
| 06/02/1987 | CA1222469A1 Piping for use in liquid collection and distribution |
| 05/26/1987 | US4668386 Water quality monitor |
| 05/20/1987 | EP0222180A2 Process and apparatus for backwashing a solid-bed ion exchanger |
| 05/19/1987 | US4666608 Method for rendering visible the line of separation between cation exchangers and anion exchangers in mixed-bed filters |
| 05/14/1987 | DE3535678A1 Filter cartridge for improving the quality of drinking water |
| 05/12/1987 | US4664799 Photographic processing baths |
| 05/07/1987 | DE3535679A1 Unpressurised apparatus for improving the quality of drinking water |
| 05/05/1987 | US4663163 Modified polysaccharide supports |
| 05/05/1987 | US4663013 Perfluorosulfonic acid, perfluorocarboxylic acid; fluorine-containing resin |
| 05/05/1987 | CA1221493A1 Compounds and method of preparation by chlorosulfonation of difficulty sulfonatable poly(ether sulfone) |
| 04/29/1987 | EP0219968A2 Electrolytic process for producing extremely low chloride anion exchange resins |
| 04/28/1987 | US4661327 Recovery of mineral values using magnetically susceptible ion exchange agent |
| 04/28/1987 | US4661258 Traveling bed ion exchange contact apparatus and process employing same |
| 04/21/1987 | US4659476 Decompaction, washing, and percolation through ion exchanger |
| 04/21/1987 | US4659460 Mobile fluid purification unit |
| 04/14/1987 | US4657731 Method for removing cesium from an aqueous liquid and purifying the reactor coolant in boiling water and pressurized water reactors |
| 04/10/1987 | EP0167569A4 Deoxygenation process and apparatus. |
| 04/09/1987 | WO1987001965A1 Process and agent for water treatment |
| 04/08/1987 | EP0217143A2 Composite ion exchanger and method for preparing it |
| 04/07/1987 | US4655930 Process for the removal of elemental oxygen by means of a reducing agent in a coolant circulating in one or more closed circulations, and apparatus for the removal of elemental oxygen |
| 04/02/1987 | DE3534472A1 Verfahren und mittel zur wasserbehandlung Methods and means for treating water |
| 04/01/1987 | EP0216668A1 Solid polyvinyl alcohol carrier adsorbing lipoproteins and its use in the separation of low density lipoproteins from a liquid such as a blood plasma |
| 03/31/1987 | US4654146 Tetra-aryl boron compound on charcoal, radioactive cesium |
| 03/24/1987 | US4652280 Adsorption material for olefins, gas chromatography column, method of selectively removing olefins from a mixture of hydrocarbons |
| 03/18/1987 | EP0214764A2 Method and apparatus for ion exchange applications |
| 03/10/1987 | US4648976 Integral water demineralizer system and method |