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Class Information
Number: 210/662
Name: Liquid purification or separation > Processes > Ion exchange or selective sorption > And liquid testing or volume measuring
Description: Process including testing a liquid to determine its chemical composition or measuring its volume.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8668830 Interruption of measured variable analyses in an automatic water softening system when defined operating situations are present Mar. 11, 2014
8603395 Self-propelled sensor apparatus for in situ analysis of enviromental parameters Dec. 10, 2013
8574439 Valuable resource recovery system and operation method thereof Nov. 5, 2013
8557183 Self-propelled sensor apparatus for in situ analysis of enviromental parameters Oct. 15, 2013
8551339 Use of silica for the removal of organosilanes Oct. 8, 2013
8545704 Method for recovering amine from amine-containing waste water Oct. 1, 2013
8535540 Water softener system and method Sep. 17, 2013
8518262 Method of integrating water treatment assemblies Aug. 27, 2013
8398861 Separation method Mar. 19, 2013
8397553 Liquid chromatography detector and flow controller therefor Mar. 19, 2013
8361322 Impregnated expanded polytetrafluoroethylene (ePTFE) tubing as a stationary phase Jan. 29, 2013
8282832 Oil drier regenerator Oct. 9, 2012
8211314 Process of making and using adsorbent to remove heavy metal from waste water Jul. 3, 2012
8177981 Ion exchange regeneration method May. 15, 2012
8168067 Process for incorporating a dry treatment product into a liquid waste May. 1, 2012
8147702 Method of making and using adsorbent to remove heavy metal from waste water Apr. 3, 2012
8083949 System and method for selectively removing ions from acidic solutions Dec. 27, 2011
8076145 Method and apparatus for analyzing vitamin E in lipoproteins Dec. 13, 2011
8017020 Method for determining the filterability of jet fuel containing additive(s) and conditions for the delivery of acceptable water content fuel Sep. 13, 2011
7994379 Secondary process for radioactive chloride deweaponization and storage Aug. 9, 2011
7879245 Process for treating industrial effluent water with activtated media Feb. 1, 2011
7850854 Method for perchlorate removal and destruction Dec. 14, 2010
7799143 Method for removing radionuclides from a radioactive material Sep. 21, 2010
7722772 Ion exchange apparatus and method of controlling the same May. 25, 2010
7713420 Ion exchange resin tower and detection method of lifetime of resin therein May. 11, 2010
7671111 Monitoring column breakthrough in a process for removing fluorosurfactant from aqueous fluoropolymer dispersions Mar. 2, 2010
7666928 Staged addition of non-fluorinated anionic surfactant to reduced fluorosurfactant fluoropolymer dispersion Feb. 23, 2010
7666929 Process for reducing fluorosurfactant content of fluropolymer dispersions using anionic surfactant-treated anion exchange resin Feb. 23, 2010
7632412 Method for chemistry control in cooling systems Dec. 15, 2009
7601264 Method for treatment of plating solutions Oct. 13, 2009
7556738 Method for determining the duration of a brine/slow rinse cycle for a water conditioner Jul. 7, 2009
7514483 Aqueous dispersion of polytetrafluoroethylene and process for its production Apr. 7, 2009
7514484 Aqueous dispersion of polytetrafluoroethylene and process for its production Apr. 7, 2009
7476311 Arsenic removal from aqueous media using chemically treated zeolite materials Jan. 13, 2009
7468403 Method for purification of aqueous fluoropolymer emulsions, purified emulsions, and fluorine-containing finished articles Dec. 23, 2008
7393380 Method of guaranteeing at least one characteristic of a fluid used for producing food products Jul. 1, 2008
7393969 Particular calixarenes method for production and use thereof Jul. 1, 2008
7390412 Method of managing the valves of a simulated moving bed separation system Jun. 24, 2008
7357871 Method for evaluating cation-exchange resin and method for controlling water treatment system using the same Apr. 15, 2008
7326348 Method for removal and destruction of ammonia from an aqueous medium Feb. 5, 2008
7309436 Process for removing perchlorate ions from water streams Dec. 18, 2007
7273555 Process for continuous ion exchange Sep. 25, 2007
7264837 Resin deacidification of citrus juice and high acid maintenance Sep. 4, 2007
7247242 Arsenic removal from water Jul. 24, 2007
7238735 Process for producing aqueous dispersion of purified polytetrafluoroethylene Jul. 3, 2007
7192526 Method of optimizing the operation of a xylene separation unit using simulated countercurrent Mar. 20, 2007
6926835 Water softening device Aug. 9, 2005
6911152 High-sensitivity method and apparatus for monitoring impurities in water Jun. 28, 2005
6884356 Low-level boron detection and measurement Apr. 26, 2005
6814872 Controller and method for controlling regeneration of a water softener Nov. 9, 2004

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