US Patent 7988891 Monopersulfate treatment of membranes
Patent 7988891 was granted and assigned to Siemens Industry on August, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A method of improving the water permeability and/or cleaning a porous polymeric microfiltration or ultrafiltration membrane, preferably a hydrophobic/hydrophilic blended membrane, eg P VdF/PVP comprising the step of contacting the porous polymeric membrane with a source of monopersulfate, preferably an aqueous solution of 2KHSO5.KHSO4.K2SO4.
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Patent Inventor Names
Dongliang Wang0
Heinz-Joachim Muller0
Nina Elbaz0
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US Patent 07988891 Monopersulfate treatment of membranes US Patent 7988891 Monopersulfate treatment of membranes
Infobox
Patent Number
079888910
Patent Number
79888910
Edits on 23 Sep, 2022
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Infobox
Is a
Current Assignee
0
Patent Jurisdiction
Patent Number
079888910
Date of Patent
August 2, 2011
0Patent Application Number
119955880
Date Filed
July 14, 2006
0Patent Primary Examiner
Edits on 8 Dec, 2021
Golden AI
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Infobox (+8 properties)
US Patent 07988891 Monopersulfate treatment of membranes
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07988891
Date of patent
August 2, 2011
Patent application number
11995588
Date Filed
July 14, 2006
Patent primary examiner
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