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Inventor:
McRae; Wayne A.
Address:
Mannedorf, CH
No. of patents:
7
Patents:












Patent Number Title Of Patent Date Issued
7662267 Device and method for electrodialysis February 16, 2010
An improved apparatus and operating method related thereto for deionizing water to produce substantially pure water using electric field and ion exchange materials are disclosed, including embodiments incorporating one or more of the novel features of brine and electrode streams flowing
6126805 Electrodialysis including filled cell electrodialysis (electrodeionization) October 3, 2000
Improved electrodialysis (ED) stacks are disclosed having one or more components selected from the group:a) cation exchange membranes having ion exchange groups predominantly sulfonic acid groups and a minor amount of weakly acidic and/or weakly basic groups or membranes which are select
5948230 Electrodialysis including filled cell electrodialysis (Electrodeionization) September 7, 1999
Improved electrodialysis (ED) stacks are disclosed having one or more components selected from the group:a) cation exchange membranes having ion exchange groups predominantly sulfonic acid groups and a minor amount of weakly acidic and/or weakly basic groups or membranes which are select
5814197 Electrodialysis including filled cell electrodialysis (electrodeionization) September 29, 1998
Improved electrodialysis (ED) stacks are disclosed having one or more components selected from the group:a) cation exchange membranes having ion exchange groups predominantly sulfonic acid groups and a minor amount of weakly acidic and/or weakly basic groups or membranes which are select
5679229 Electrodialysis including filled cell electrodialysis (electrodeionization) October 21, 1997
Improved electrodialysis (ED) stacks are disclosed having one or more components selected from the group:a) cation exchange membranes having ion exchange groups predominantly sulfonic acid groups and a minor amount of weakly acidic and/or weakly basic groups or membranes which are select
5679228 Electrodialysis including filled cell electrodialysis (electrodeionization) October 21, 1997
Improved electrodialysis (ED) stacks are disclosed having one or more components selected from the group:a) cation exchange membranes having ion exchange groups predominantly sulfonic acid groups and a minor amount of weakly acidic and/or weakly basic groups or membranes which are select
5503729 Electrodialysis including filled cell electrodialysis (electrodeionization) April 2, 1996
Electrodialysis ("ED") stacks are disclosed having components selected from the group:a) cation exchange ("CX") membranes and/or CX granules having in at least a surface a predominant amount of sulfonate exchange groups and a minor amount of weakly ionized exchange groups;b) anion exchan










 
 
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