Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
James L. Krumhansl0
Patrick V. Brady0
David M. Teter0
Date of Patent
October 17, 2006
0Patent Application Number
109552910
Date Filed
September 30, 2004
0Patent Primary Examiner
Patent abstract
A process and medium for decontamination of water containing anionic species including arsenic and chromium, wherein compounds comprising divalent and trivalent metal oxides and sulfides are used to form surface complexes with contaminants under pH conditions within the range of potable water. In one embodiment natural and synthetic spinels and spinel-like materials are used as the sorbent substance.
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