1
Anthony J Giuffrida, Anil D Jha, Gary C Ganzi: Electrodeionization apparatus. Millipore Corporation, Andrew T Karnakis, Paul J Cook, December 30, 1986: US04632745 (167 worldwide citation)

An electrodeionization apparatus and process are provided for removing ions from liquids. Liquid to be purified is passed through depleting compartments containing mixed anion and cation exchange resin beads while a second liquid is passed through concentrating compartments free of ion exchange resi ...


2
Anthony J Giuffrida, Gary C Ganzi: Process for purifying resins utilizing bipolar interface. Millipore Corporation, Andrew T Karnakis, Paul J Cook, May 18, 1993: US05211823 (103 worldwide citation)

Purified ion exchange resin particles are provided in a bifunctional electrodeionization step having anion depletion compartments containing anion exchange resin particles which are purified and cation depletion compartments containing cation exchange resin particle which are purified as well as ion ...


3
Ramesh S Hegde, Gary C Ganzi: Method and apparatus for producing ultrapure water. Millipore Corporation, Paul J Cook, Andrew T Karnakis, February 7, 1984: US04430226 (96 worldwide citation)

A water treatment cartridge and method for producing ultrapure water is described. The cartridge comprises a container having therein a particulate admixture of activated carbon and mixed bed ion exchange resins. A source of water, preferably pretreated, is passed through the container, preferably f ...


4
Gary C Ganzi, Frederick Wilkins, Anthony J Giuffrida, Christopher Griffin: Electrodeionization apparatus. IP Holding Company, Wolf Greenfield & Sacks, May 3, 1994: US05308466 (89 worldwide citation)

An electrodeionization apparatus is provided for removing ions from liquids. The apparatus is particularly well adapted for the removal of large, heavily hydrated, highly charged or weakly ionized molecules or complexes from feed water. Such removal is achieved by substituting, in at least one secti ...


5
Gary C Ganzi, Frederick Wilkins, Anthony J Giuffrida, Christopher Griffin: Electrodeionization apparatus. IP Holding Company, Wolf Greenfield & Sacks, May 31, 1994: US05316637 (88 worldwide citation)

An electrodeionization apparatus is provided for removing ions from liquids. The apparatus is particularly well-adapted for the removal of large, heavily hydrated, highly charged or weakly ionized molecules or complexes from feed water. Such removal is achieved by substituting, in at least one secti ...


6
Anthony J Giuffrida, Anil D Jha, Gary C Ganzi: Electodeionization apparatus and method. Millipore Corporation, Andrew T Karnakis, Paul J Cook, May 15, 1990: US04925541 (78 worldwide citation)

An electrodeionization apparatus and process are provided for removing ions from liquids. Liquid to be purified is passed through depleting compartments containing mixed anion and cation exchange resin beads while a second liquid is passed through concentrating compartments free of ion exchange resi ...


7
Li Shiang Liang, Gary C Ganzi, Frederick Wilkins: Modules for electrodeionization apparatus. IP Holding Company, Wolf Greenfield & Sacks, March 8, 1994: US05292422 (77 worldwide citation)

A novel electrodeionization apparatus is disclosed. The apparatus includes a plurality of disk-shaped concentrating and diluting cell pairs which provide an apparatus which minimizes losses of ion exchange membrane efficiency due to membrane sealing to compartment spacers. In addition, a novel metho ...


8
Felice DiMascio, Anil Jha, Gary C Ganzi, Frederick Wilkins: Electrodeionization apparatus and method. United States Filter Corporation, Wolf Greenfield & Sacks P C, September 4, 2001: US06284124 (70 worldwide citation)

Electrodeionization apparatus and method. The electrodeionization apparatus includes an ion-depleting compartment in which alternating layers of an electroactive media are positioned. One of the alternating layers is doped to provide a more balanced current distribution through the apparatus. The me ...


9
Felice DiMascio, Gary C Ganzi: Electrodeionization apparatus and method. United States Filter Corporation, Wolf Greenfield & Sacks P C, January 12, 1999: US05858191 (68 worldwide citation)

An improved electrodeionization apparatus and method are provided. The electrodeionization apparatus includes an ion-concentrating compartment, an ion-depleting compartment, and electrolyte compartments, wherein alternating layers of anion exchange resins and cation exchange resins are positioned in ...


10
Kitty K Siu, Anil D Jha, Gary C Ganzi: Depletion compartment and spacer construction for electrodeionization apparatus. Millipore Corporation, Andrew T Karnakis, Paul J Cook, May 31, 1988: US04747929 (67 worldwide citation)

An electrodeionization apparatus is provided for removing ions from liquids. Liquid to be purified is passed through depleting compartments containing mixed anion and cation exchange resin beads while a second liquid is passed through concentrating compartments free of ion exchange resin beads. Ions ...



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