| Patents for B01J 49 - Regeneration or reactivation of ion-exchangers; Apparatus therefor (2,835) |
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| 05/23/1978 | US4090963 Softening unit for appliance |
| 04/25/1978 | US4086165 Liquid-treatment system |
| 04/18/1978 | US4085042 Solid-fluid contacting process |
| 04/11/1978 | US4083782 Water conditioning process |
| 01/31/1978 | US4071446 Method for regeneration of weak acid cation exchange resin |
| 12/27/1977 | US4065388 Process for removal of undissolved impurities from ion exchange resin |
| 12/06/1977 | US4061566 Process using a supercritical fluid for regenerating synthetic organic polymeric adsorbents and wastewater treatment embodying the same |
| 10/11/1977 | US4053397 Method of recovering backwash liquid with exhausted resin |
| 09/27/1977 | US4051079 Regeneration of acidic cation exchange resin using acidified phenol-water mixture |
| 08/02/1977 | US4039442 Ion-exchange process for desalting water and subsequent regeneration of the ion exchangers |
| 06/28/1977 | US4032452 Electrically regenerated ion exchange system |
| 06/07/1977 | US4028251 Agitator for solids-containing vessels |
| 06/07/1977 | US4028241 Apparatus for and method of recovering water used to backwash and rinse a filter |
| 05/31/1977 | US4026801 Combination water softener cabinet and brine receptacle |
| 05/24/1977 | US4025427 Reusable water softener system for clothes washer |
| 04/19/1977 | US4018677 Method of stripping solid particles |
| 03/15/1977 | US4012318 Adjusting ph |
| 02/22/1977 | US4009102 Containerized water refiner exchange system |
| 01/04/1977 | US4001113 Ion exchange method |
| 11/02/1976 | US3989624 Method and apparatus |
| 10/12/1976 | US3985859 Vacuum stripping of ammonia |
| 08/31/1976 | US3977968 Ion exchange regeneration |
| 08/17/1976 | US3975268 Method of largely eliminating volume change in a resin bed due to changes in the pH of liquid equipment by use of resin mixtures with compensating properties |
| 08/17/1976 | US3975267 Water purification |
| 06/08/1976 | US3962089 Apparatus for softening hard water |
| 06/01/1976 | US3960760 Sewer waste water treating agent produced from waste cracking catalyst |
| 06/01/1976 | US3960721 Fluid treating apparatus and method |
| 05/11/1976 | US3956115 Process for the regeneration of ion-exchange resins and applications thereof |
| 04/20/1976 | US3951802 Water softener |
| 04/20/1976 | US3951799 Filtration process |
| 03/30/1976 | US3946753 Pressure switch brine shut-off |
| 03/02/1976 | US3941693 Solid mineral and regenerant recovery for ion-exchange resins |
| 02/17/1976 | US3939071 Recoverable regenerants for cationic exchange resins |
| 01/20/1976 | US3933631 Method of operating ion exchange system |
| 01/13/1976 | US3932279 Multi-tank ion exchange water treatment system |