| Patents for B01J 49 - Regeneration or reactivation of ion-exchangers; Apparatus therefor (2,835) |
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| 03/17/1981 | CA1097828A1 Acid dispenser for water softener unit |
| 03/11/1981 | EP0024675A1 Process for the regeneration of ion exchangers |
| 02/19/1981 | WO1981000340A1 Disinfectant chlorinated cyanurate containing compositions and method of use |
| 02/17/1981 | CA1096065A1 Water softening system |
| 01/27/1981 | CA1094700A1 Water recycling system |
| 01/20/1981 | US4246355 Ion exchange processes and products |
| 01/20/1981 | US4246101 Water recycling system |
| 01/20/1981 | CA1093768A1 Method of recovering electrochemical properties of cation exchange membrane of fluorinated polymer |
| 12/16/1980 | US4239621 Water softening |
| 12/16/1980 | CA1091406A1 Method of improving current efficiency of cation- exchange membrane |
| 12/10/1980 | EP0019678A1 Process for the treatment of rinse water of metal pieces having undergone a pickling by a strong acid |
| 12/09/1980 | US4238325 Fluid treating apparatus and method |
| 12/09/1980 | CA1091370A1 Method of removing foulants from ion exchange resins |
| 12/02/1980 | US4237538 Electronic means for controlling the regeneration of resins in a resin type ion exchange device |
| 12/02/1980 | US4237007 Apparatus and method for the thermal regeneration of matter in water treatment plants |
| 11/25/1980 | US4235718 Control device for the feeding and for the drainage of a column, column and demineralization station equipped with such a device |
| 11/25/1980 | US4235715 Ion exchanging |
| 11/25/1980 | US4235340 Salt grid for a brine tank |
| 11/18/1980 | US4234419 Process for the removal of inorganic salts from a water stream |
| 11/04/1980 | CA1089127A1 Volume and time of day control for water softener regeneration |
| 10/28/1980 | US4230807 Method for regenerating a weak base anion exchanger |
| 10/21/1980 | US4229292 Countercurrent liquid-solid contacting apparatus |
| 10/14/1980 | US4228013 Ion exchanging material, periodic flow reversal |
| 10/14/1980 | US4228000 Water treatment apparatus with means for automatic disinfection thereof |
| 10/07/1980 | CA1087328A1 Process and apparatus for ion exchange by use of thermally regenerable resin |
| 10/01/1980 | EP0016408A1 Hardness sensor for a water softening device and device for softening water |
| 09/30/1980 | CA1086875A1 Method of purifying ion exchanger resins spent in the operation of a nuclear reactor |
| 09/23/1980 | CA1086069A1 Recovery and purification of iridium |
| 09/16/1980 | CA1085977A1 Process for carrying out ion exchange reactions |
| 09/09/1980 | US4221872 Process for removing unsaturation from ion exchange resins containing unquaternized amino groups by hydrogenation with imine |
| 09/03/1980 | EP0015098A1 Process for removing alkalinity and hardness from water |
| 09/02/1980 | US4220531 Apparatus for deionizing liquids with ion exchange resins |
| 08/26/1980 | US4219413 Ion exchange resins |
| 08/20/1980 | EP0014431A2 Process for the recovery of fluorinated emulsifying acids from basic ion exchangers |
| 08/12/1980 | US4217011 Water softener cabinet |
| 06/11/1980 | EP0011870A1 Countercurrent contact process and apparatus |
| 06/10/1980 | US4207397 Closed system which is ecologically beneficial |
| 06/10/1980 | CA1079227A1 Separation of mixed ion exchange resins |
| 06/03/1980 | US4206051 Process for demineralizing saline solutions |
| 05/14/1980 | EP0010969A1 Liquid treating method and apparatus |
| 05/13/1980 | US4202737 Ion exchange process for desalination |
| 04/29/1980 | US4200695 Micro-spherical beads of crosslinked copolymers |
| 04/29/1980 | US4200612 Process for recovering acids and zirconium contained in pickling solutions |
| 04/08/1980 | CA1074982A1 Method of stripping solid particles |
| 04/02/1980 | EP0009396A1 Process for ion exchange between fine particle size ion exchange resins and macrobead ion exchange resins |
| 04/02/1980 | EP0009394A1 Ion exchange resin flocs, their preparation and regeneration and ion exchange and filtration processes using them |
| 04/02/1980 | EP0009380A1 Method for recovering and treating brine from water softener regeneration |
| 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 | US4191644 Regeneration of mixed resin bed used for condensate polishing |
| 03/04/1980 | US4191642 Method of separating granular pourable materials of different densities in a gaseous or liquid medium |
| 03/04/1980 | CA1072912A1 Electrically regenerated ion exchange system |
| 02/12/1980 | CA1071778A1 Process for increasing the exchange yield in ion exchange processes |
| 02/12/1980 | CA1071776A1 Process for removal of undissolved impurities from ion exchange resin |
| 01/22/1980 | US4184948 Countercurrent flow, multizonal |
| 01/22/1980 | US4184893 Pulsed rinse of particulate beds |
| 01/08/1980 | CA1069624A1 Regenerant composition and method for regeneration of weak acid cation exchange resin |
| 01/01/1980 | US4181605 Water softening system |
| 11/27/1979 | US4176056 Cyclic operation of a bed of mixed ion exchange resins |
| 11/15/1979 | WO1979000920A1 High capacity folded moving bed ion exchange apparatus and method for treating phosphoric acid and the like |
| 10/31/1979 | EP0005047A1 Water treatment system and control therefor |
| 10/30/1979 | US4172783 Condensate purification process by use of dilute clear lime solution |
| 10/23/1979 | US4172185 Method of regenerating weak base ion exchange resins with a solution of carbonic acid |
| 10/23/1979 | CA1064891A1 Process and apparatus for regenerating adsorbents and waste water treatment embodying the same |
| 10/17/1979 | EP0004792A2 Moving bed ion exchange method |
| 09/11/1979 | US4167610 Ion exchange products and processes using crosslinked allylamine copolymers |
| 08/22/1979 | EP0003607A2 Regeneration of granular material contained in a column |
| 08/21/1979 | USRE30081 Ion exchange chromate removal |
| 08/07/1979 | US4163717 Removal of silica from mixed bed demineralizer |
| 07/17/1979 | US4161446 Process for the treatment of ground water |
| 07/17/1979 | US4161445 Process for the desalination of salt containing water |
| 06/19/1979 | US4158628 Sensor device for water softener system |
| 05/08/1979 | US4153761 Treating with hydrogen peroxide, ozone or sodium peroxide weak oxidizer to decompose |
| 05/01/1979 | CA1053810A1 Method of desalting treatment of condensate water |
| 04/24/1979 | US4151332 Inert interface beads of a crosslinked copolymer of methyl methacrylate and hydroxyalkyl methacrylate for regeneration of mixed bed ion exchange columns |
| 04/24/1979 | US4151079 Potassium hydroxide or potassium chloride |
| 03/20/1979 | US4145279 Digestion, demineralization |
| 02/20/1979 | CA1048735A1 Method for transferring sulfuric acid or hydrogen sulphates in solution into usable products |
| 01/23/1979 | US4136032 Liquid treatment apparatus |
| 01/16/1979 | CA1046666A1 Vacuum stripping of ammonia |
| 12/19/1978 | US4130625 Recovery and purification of iridium |
| 12/12/1978 | CA1043975A1 Melt processing of fluorinated polymers |
| 11/21/1978 | US4126548 Ion exchange process |
| 11/07/1978 | US4124528 Process for regenerating adsorbents with supercritical fluids |
| 10/24/1978 | US4122007 Reclaiming process for zeolite served for adsorbing ammoniacal nitrogen contained in sewage |
| 10/24/1978 | US4121986 Phosphoric acid, polymer salts |
| 10/17/1978 | US4120786 Countercurrent flow, hydroclassification, monitoring ph |
| 10/17/1978 | CA1040582A1 Ion exchange removal of dichromates in electrolysis |
| 10/03/1978 | US4118317 Water rinsing, filtration, acid treatment, adsorption to remove radioactive fission and corrosion products and coolant conditioners |
| 09/26/1978 | US4116860 Alkali metal chloride, alkali metal carbonate, alkali metal salt of polycarboxylic acid as chelating agent |
| 09/19/1978 | US4115240 Method of regenerating electrochemical properties of cation exchange membrane of fluorinated polymer |
| 09/19/1978 | US4114661 Mobile fluid treatment tank servicing apparatus |
| 09/12/1978 | US4113613 Catalytically triggered decomposition releasing a gas |
| 09/12/1978 | US4113612 Spontanerous, catalytically triggered decomposition releasing a gas |
| 08/29/1978 | CA1037621A1 Fluid treating apparatus and method |
| 08/22/1978 | US4108766 Ion exchange process with counter-current fractional regeneration |
| 08/01/1978 | US4104165 Regeneration of mineral bed of ion exchange resin granules |
| 08/01/1978 | US4104158 Volume and time of day control for water softener regeneration |
| 06/27/1978 | USRE29680 Regeneration of anion exchange resins |
| 05/23/1978 | US4090964 Acid dispenser for water softener unit |