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Class Information
Number: 204/524
Name: Chemistry: electrical and wave energy > Processes and products > Electrophoresis or electro-osmosis processes and electrolyte compositions therefor when not provided for elsewhere > Barrier separation (e.g., using membrane, filter paper, etc.) > Ion selective > Using both anion and cation selective membranes > Alternating anion and cation selective membranes > And using ion exchange material (e.g., suspended particles, etc.)
Description: Process in which ion exchange material (e.g., suspended particles, etc.) is also used.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8679314 Methane production using resin-wafer electrodeionization Mar. 25, 2014
8652315 Electrodeionization method and device with hydrodynamic flow splitting Feb. 18, 2014
8628653 Electrodeionization apparatus Jan. 14, 2014
8580096 Bioprocess utilizing carbon dioxide and electrodeionization Nov. 12, 2013
8529759 Electric deionized water production apparatus Sep. 10, 2013
8524059 Apparatus and method for adjusting pH of solution Sep. 3, 2013
8507229 Electrochemical method for producing a biodiesel mixture comprising fatty acid alkyl esters and glycerol Aug. 13, 2013
8496797 Electrical deionization apparatus Jul. 30, 2013
8377279 Water treatment system and method Feb. 19, 2013
8349523 Electrolyte membrane for polymer electrolyte fuel cells, process for its production and membrane-electrode assembly for polymer electrolyte fuel cells Jan. 8, 2013
8142633 Electrodialysis system and process Mar. 27, 2012
8114260 Water treatment system and method Feb. 14, 2012
7977395 Electronically and ionically conductive porous material and method for manufacture of resin wafers therefrom Jul. 12, 2011
7927478 Spiral wound module having axial dilution chamber flow Apr. 19, 2011
7862700 Water treatment system and method Jan. 4, 2011
7820024 Electrically-driven separation apparatus Oct. 26, 2010
7807032 Boron separation and recovery Oct. 5, 2010
7744760 Method and apparatus for desalination Jun. 29, 2010
7704749 Aqueous stream purifier and method of use Apr. 27, 2010
7705061 Method for preparing an ion exchange media Apr. 27, 2010
7691246 Advanced electrodeionization for fluid recycling Apr. 6, 2010
7658828 Regeneration of adsorption media within electrical purification apparatuses Feb. 9, 2010
7582198 Water treatment system and method Sep. 1, 2009
7563351 Water treatment system and method Jul. 21, 2009
7544278 Ion exchange membranes, methods and processes for production thereof and uses in specific applications Jun. 9, 2009
7520971 Apparatus and method for electrodeionization Apr. 21, 2009
7501064 Integrated electro-pressure membrane deionization system Mar. 10, 2009
7452920 Electronically and ionically conductive porous material and method for manufacture of resin wafers therefrom Nov. 18, 2008
7427342 Method and apparatus for shifting current distribution in electrodeionization systems Sep. 23, 2008
7390386 Aqueous stream purifier and method of use Jun. 24, 2008
7338600 Fractional deionization process Mar. 4, 2008
7326325 Apparatus and method for connecting water treatment devices Feb. 5, 2008
7297245 Electrokinetic methods and apparatus for collection of ionic contaminants Nov. 20, 2007
7201832 Electrodeionization deionized water producing apparatus Apr. 10, 2007
7141154 Single-stage separation and esterification of cation salt carboxylates using electrodeionization Nov. 28, 2006
7094325 EDI and related stacks and method and apparatus for preparing such Aug. 22, 2006
7033472 Electrodeionization water producing apparatus and method of producing deionized water using same Apr. 25, 2006
6929748 Apparatus and method for continuous electrodeionization Aug. 16, 2005
6896814 Fractional deionization process May. 24, 2005
6824662 Electrodeionization apparatus and method Nov. 30, 2004
6814865 Ion exchange membranes, methods and processes for production thereof and uses in specific applications Nov. 9, 2004
6808608 Water purifier and method Oct. 26, 2004
6797140 Electrodeionization method Sep. 28, 2004
6755951 Electrodialysis of salts for producing acids and bases Jun. 29, 2004
6733646 Method and apparatus for electrodeionization of water May. 11, 2004
6726822 Electrodeionization process Apr. 27, 2004
6607647 Electrodeionization apparatus with expanded conductive mesh electrode and method Aug. 19, 2003
6596145 Electrodeionization module Jul. 22, 2003
6565726 Electrodeionization apparatus and method of operating the same May. 20, 2003
6565725 Method for producing deionized water May. 20, 2003

1 2 3

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