| Patents for B01J 49 - Regeneration or reactivation of ion-exchangers; Apparatus therefor (2,835) |
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| 07/12/2001 | WO2001049389A1 Method and apparatus for metal removal by ion exchange |
| 07/12/2001 | DE10065625A1 Decalcifying unit comprises salt tank in front of chamber which serves for accommodation of salt-water, is provided with a salt-water inlet line, and is connectable to the tank holding decalcifying substances |
| 07/11/2001 | CN1303363A Method for recovering fluorinated alkanoic acids from waste water |
| 07/11/2001 | CN1302695A Regenerating agent of Na-ion resin |
| 07/11/2001 | CN1134403C Method for recovering fluorinated alkanoic acid from waste water |
| 07/11/2001 | CN1068236C Desorption process and apparatus |
| 07/10/2001 | CA2176294C Method and apparatus to sense changes in the state of a resin bed |
| 07/05/2001 | US20010006985 Mixed-bed type sugar solution refining system and regeneration method for such apparatus |
| 06/27/2001 | EP1110914A2 Water treatment method and apparatus |
| 06/27/2001 | EP1109743A1 Device for water treatment, method for the regeneration of such device, as well as flow rate regulator which can be applied therewith |
| 06/21/2001 | WO2001044521A1 A process for the recovery of copper from aqueous solutions containing iodinated organic compounds |
| 06/21/2001 | WO2000064325A3 Household appliance using water, namely a washing machine, with improved device for softening the water |
| 06/19/2001 | US6248797 Supercritical carbon dioxide extraction of contaminants from ion exchange resins |
| 06/14/2001 | US20010003329 Electro-regenerating type apparatus for producing deionized water |
| 06/13/2001 | EP1106241A1 Electro-regenerating type apparatus for producing deionized water |
| 06/12/2001 | US6245128 Process for the reclamation of spent alkanolamine solution |
| 06/07/2001 | WO2001040117A1 Fluorine removal by ion exchange |
| 06/05/2001 | US6241872 Filtering media, passing media through chamber having cation exchange bed for removing metals and cations, stripping metals and cations from exchange bed, concentrating, removing metals and cations from concentrated solution |
| 05/31/2001 | WO2001038228A1 A method for anion-exchange adsorption and thioether anion-exchangers |
| 05/31/2001 | WO2001038227A2 A method for anion-exchange adsorption and anion-exchangers |
| 05/29/2001 | US6238567 Method of making brine for regeneration of a softening appliance |
| 05/23/2001 | EP1034037B1 Method for optimising the operating cycle of a water treatment unit |
| 05/22/2001 | US6235200 Measuring water usage; storage data for cycle; determination charging |
| 05/22/2001 | US6235197 Electrochemically regenerated ion neutralization and concentration devices and systems |
| 05/16/2001 | EP1099688A2 Process for the purification of amides of N-Alkyl polyhydroxyalkyl amines comprising the treatment of the amides with ion exchange resins |
| 05/16/2001 | EP1099479A2 A method of chromatographically detecting sample ions by regenerating a stationary phase |
| 05/15/2001 | US6232353 Bifunctional phenyl monophosphonic/sulfonic acid ion exchange resin and process for using the same |
| 05/15/2001 | US6231763 Regeneration of water treatment media |
| 05/10/2001 | WO2001032563A1 Method for recovering fluorinated emulsifiers |
| 05/10/2001 | DE19953285A1 Verfahren zur Rückgewinnung fluorierter Emulgatoren A process for the recovery of fluorinated emulsifiers |
| 05/10/2001 | CA2387781A1 Method for recovering fluorinated emulsifiers |
| 05/08/2001 | US6228298 Spraying a solution of water soluble dicarboxylic acid or salts, release agents, counter rotation rolling and briquette pressing, drying |
| 05/03/2001 | WO2001030229A1 Household appliance using water, namely a washing machine, with improved device for softening the water |
| 05/02/2001 | EP1094884A1 Spent brine reclamation |
| 05/01/2001 | CA2044862C Apparatus and process for treating water |
| 04/12/2001 | WO2001024928A1 Device for regenerating an ion exchange cartridge |
| 04/10/2001 | US6216092 Dosage monitor for deionized water generator |
| 04/10/2001 | US6214214 Water treatment system with purge valve responsive to fluid signals |
| 04/05/2001 | DE19945024A1 Regenerating ion exchanger bed comprises passing regenerating chemicals through bed, displacing chemicals, back-flushing bed and quickly washing bed with displacing liquid |
| 03/29/2001 | WO2001021272A1 Process for the fractionation of sugar beet pulp |
| 03/29/2001 | WO2001021271A1 Chromatographic fractionation of vegetable material |
| 03/29/2001 | WO2001021269A2 Carbon dioxide absorption unit and regeneration method for said unit |
| 03/27/2001 | US6206042 Modular control apparatus for water treatment system |
| 03/21/2001 | EP1084097A1 Method for recovering fluorinated alkanoic acids from waste waters |
| 03/14/2001 | EP0958055A4 Poly n-cyclic aromatic ligands bonded to solid supports for removing and concentrating ions from solutions |
| 03/08/2001 | WO2001015806A1 Method and installation for eliminating metal cations from a liquid with polyazacycloalkane resins grafted on a support |
| 03/08/2001 | DE19942347A1 Electrochemically-regeneratable ion-exchanger for use in water purification comprises a conductive electrode coated with a conductive polymer |
| 02/27/2001 | US6193882 Pressurized brining system |
| 02/21/2001 | CN2420262Y Double flow rate water filting cap |
| 02/20/2001 | US6190552 Salt platform |
| 02/20/2001 | CA2223800C Process for preparing amides of n-alkyl polyhydroxyalkyl amines comprising a process for regenerating a strong base ion exchange resin |
| 02/13/2001 | US6187826 Mixture of anionic and cationic polymers; separation, transferring, pumping water |
| 02/06/2001 | US6183704 Salt platform |
| 01/25/2001 | WO2001005503A1 Water softening method and apparatus for use therewith |
| 01/25/2001 | DE19934409A1 Reducing the ammonium concentration of aqueous solutions comprises passing it through a reactor containing adsorption agent, passing activated sludge containing dissolved salt through the reactor by means of gas and rinsing |
| 01/23/2001 | US6177027 Iron-complexing compositions containing stannous chloride |
| 01/18/2001 | DE19932771A1 Verfahren zur Eluierung fluorierter Emulgatoren Process for the elution of fluorinated emulsifiers |
| 01/17/2001 | EP1069078A2 Method of elution of fluorinated emulgators |
| 01/17/2001 | EP1067998A1 Apparatus and method for separating oxides of heavy isotopes of hydrogen from water |
| 01/14/2001 | CA2313886A1 Process for the elution of fluorinated emulsifiers |
| 12/27/2000 | CN2411849Y Yin-Yang resin separation regenerating unit for condensate fine desalting |
| 12/21/2000 | WO2000076661A1 Selective separation of iron by treatment with an ion-exchanging resin comprising diphosphonic acid groups |
| 12/21/2000 | WO2000076633A1 Process for the reclamation of spent alkanolamine solution |
| 12/21/2000 | CA2374880A1 Process for the reclamation of spent alkanolamine solution |
| 12/21/2000 | CA2374224A1 Selective separation of iron by treatment with an ion-exchanging resin comprising diphosphonic acid groups |
| 12/13/2000 | EP0988253A4 Electrochemical treatment of ion exchange material |
| 12/07/2000 | WO2000073208A1 Pressed products of non-caking salt |
| 12/07/2000 | WO2000072932A2 Water softener valve |
| 11/23/2000 | WO2000069559A1 Supercritical carbon dioxide extraction of contaminants from ion exchange resins |
| 11/23/2000 | CA2348521A1 Supercritical carbon dioxide extraction of contaminants from ion exchange resins |
| 11/15/2000 | EP1051258A2 Method for operating a water softening ion exchanger system with regenerative unit by measuring in situ the water hardness by means of an ion-selective sensory mechanism and arrangement for carrying out such a method |
| 11/15/2000 | CN1273565A Purification of liquid flow |
| 11/02/2000 | WO2000064325A2 Household appliance using water, namely a washing machine, with improved device for softening the water |
| 11/02/2000 | EP1048351A2 System for generating a high purity eluant |
| 11/02/2000 | EP1047634A1 Continuous production of silica via ion exchange |
| 10/18/2000 | EP0930940B1 Process for controlling the regeneration of a water treatment device and water treatment device using said process |
| 10/17/2000 | US6132612 Cationic exchanger bed absorber; water treatment |
| 10/11/2000 | EP0763199B1 Apparatus/method for electrochemically modifying chromatographic material |
| 10/10/2000 | US6129836 Two-chamber fluid control valve and water softener incorporating same |
| 10/10/2000 | CA2187285C Apparatus/method for electrochemically modifying chromatographic material |
| 09/28/2000 | WO2000056666A1 Water purification process |
| 09/28/2000 | CA2368022A1 Water purification process |
| 09/27/2000 | CN1056785C Porous ion exchanger and method for producing deionized water |
| 09/14/2000 | WO2000053284A1 Process for removing hydrocarbons from a liquid mixture with a regenerable filter |
| 09/13/2000 | EP1034037A1 Method for optimising the operating cycle of a water treatment unit |
| 09/13/2000 | EP1034027A1 Method and device for water delsalinization |
| 08/31/2000 | WO2000050148A1 Water softener tank |
| 08/23/2000 | EP1023121A4 Process for the purification of nutrients from food process streams |
| 08/16/2000 | EP1027289A1 Purification of a liquid stream |
| 08/10/2000 | WO2000030750A3 Method for operating a water softening ion exchanger system with regenerative unit by measuring in situ the water hardness by means of an ion-selective sensory mechanism and arrangement for carrying out such a method |
| 08/02/2000 | EP1023121A1 Process for the purification of nutrients from food process streams |
| 07/25/2000 | US6093327 Apparatuses and methods for electrochemically modifying the retention of species on chromatography material |
| 07/19/2000 | EP0781255B1 Water treatment process |
| 07/13/2000 | WO2000040512A1 Sludge-free treatment of copper cmp wastes |
| 07/12/2000 | EP1017482A1 Electrochemically assisted ion exchange |
| 06/27/2000 | US6080696 Method for cleaning fouled ion exchange resins |
| 06/27/2000 | US6080315 Process for the partial desalination of water |
| 06/14/2000 | EP1008554A1 Cylindrical pastille of agglomerated salt |
| 06/13/2000 | US6074537 Equipment for electochemical collection removal of ions |
| 06/07/2000 | CN1255404A One-step method for synthesizing methylisobutone acetone catalyst and preparing process for same |