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Class Information
Number: 210/670
Name: Liquid purification or separation > Processes > Ion exchange or selective sorption > Including rehabilitating or regenerating exchange material or sorbent
Description: Process including restoring the separatory material to the condition in which it was before the separatory process.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7588744 |
Method of recovering phosphate for reuse as a fertilizer |
Sep. 15, 2009 |
| 7588696 |
Antimicrobial water softener salt and solutions |
Sep. 15, 2009 |
| 7556738 |
Method for determining the duration of a brine/slow rinse cycle for a water conditioner |
Jul. 7, 2009 |
| 7553394 |
Method for removing potassium from ash produced in a kraft pulping process recovery boiler using a Na-type cation exchange organic resin |
Jun. 30, 2009 |
| 7540965 |
Process for treating concentrated salt solutions containing DOC |
Jun. 2, 2009 |
| 7520994 |
Method to remove agent from liquid phase |
Apr. 21, 2009 |
| 7488424 |
Method for fluid treatment having multiple cycles |
Feb. 10, 2009 |
| 7470369 |
Water treatment by dendrimer enhanced filtration |
Dec. 30, 2008 |
| 7470413 |
Fluorine removal by ion exchange |
Dec. 30, 2008 |
| 7465400 |
System for biodegradation of oxyanions such as perchlorate on ion exchange resins |
Dec. 16, 2008 |
| 7459087 |
Water treatment |
Dec. 2, 2008 |
| 7431843 |
Process for the purification of silicone based solvents |
Oct. 7, 2008 |
| 7425270 |
Method for extracting perchlorate-ion from an aqueous solution |
Sep. 16, 2008 |
| 7410588 |
Aqueous waste processing method |
Aug. 12, 2008 |
| 7407581 |
Biodegradation of oxyanions such as perchlorate on ion exchange resins |
Aug. 5, 2008 |
| 7393380 |
Method of guaranteeing at least one characteristic of a fluid used for producing food products |
Jul. 1, 2008 |
| 7390413 |
Water softener system and method |
Jun. 24, 2008 |
| 7377959 |
Process and apparatus for decomposition treatment of volatile chlorinated organic compound |
May. 27, 2008 |
| 7361281 |
High efficiency ion exchange system and method for removing chromium from water |
Apr. 22, 2008 |
| 7326348 |
Method for removal and destruction of ammonia from an aqueous medium |
Feb. 5, 2008 |
| 7314568 |
Water conditioning system |
Jan. 1, 2008 |
| 7311835 |
Method for supplying oxygen to a water purification process |
Dec. 25, 2007 |
| 7311843 |
Bio degradation of oxyanions such as perchlorate on ion exchange resins |
Dec. 25, 2007 |
| 7311842 |
Lignocellulose-based anion-adsorbing medium (LAM) and process for making and using same for the selective removal of phosphate and arsenic anionic contaminants from aqueous solutions |
Dec. 25, 2007 |
| 7294275 |
Method of removing phosphorus from wastewater |
Nov. 13, 2007 |
| 7291271 |
Meso-frequency traveling wave electro-kinetic continuous adsorption system |
Nov. 6, 2007 |
| 7291272 |
Inorganic contaminant removal from water |
Nov. 6, 2007 |
| 7285220 |
Water softener |
Oct. 23, 2007 |
| 7273556 |
Method for treating water containing manganese |
Sep. 25, 2007 |
| 7273512 |
Process for drying difluoromethane |
Sep. 25, 2007 |
| 7264732 |
Continuous ammonium removal systems |
Sep. 4, 2007 |
| 7261819 |
Water treatment method |
Aug. 28, 2007 |
| 7258795 |
Regenerable adsorbents for purification of cleaning solvents |
Aug. 21, 2007 |
| 7247242 |
Arsenic removal from water |
Jul. 24, 2007 |
| 7235179 |
Method for removing arsenic from water |
Jun. 26, 2007 |
| 7235180 |
Sulfate-selective anion exchange resins for use in combination with TRSS resins in feed water treatment |
Jun. 26, 2007 |
| 7186344 |
Membrane based fluid treatment systems |
Mar. 6, 2007 |
| 7186328 |
Process for the regeneration of an adsorbent bed containing sulfur oxidated compounds |
Mar. 6, 2007 |
| 7157001 |
Carbon filtration process and apparatus for removing PCB's and other compounds from wastewater |
Jan. 2, 2007 |
| 7157005 |
Regenerant reuse |
Jan. 2, 2007 |
| 7153434 |
Methods for removing contaminants from water and silica from filter media beds |
Dec. 26, 2006 |
| 7147782 |
Method and apparatus for metal removal by ion exchange |
Dec. 12, 2006 |
| 7144510 |
Method and apparatus for treatment of a fluid stream |
Dec. 5, 2006 |
| 7141173 |
In situ treatment process to remove metal contamination from groundwater |
Nov. 28, 2006 |
| 7132052 |
System for the purification and reuse of spent brine in a water softener |
Nov. 7, 2006 |
| 7097772 |
Method of purifying a waste stream using a microporous composition |
Aug. 29, 2006 |
| 7090774 |
Method for packed column separations and purifications |
Aug. 15, 2006 |
| 7083732 |
Method and installation for removal of metal cations from a liquid by resins with polyazacycloalkanes grafted on a support |
Aug. 1, 2006 |
| 7083731 |
Precious metal scavenging from a liquid medium with a functionalised polymer fiber |
Aug. 1, 2006 |
| 7067062 |
Closed end regeneration method |
Jun. 27, 2006 |
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