US Patent 7285222 Method for recycling sludge during waste-water treatment
Patent 7285222 was granted and assigned to National Cheng Kung University on October, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
June 13, 2005
0
Date of Patent
October 23, 2007
0
Patent Application Number
11150727
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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