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Inorganic ion sorbent method

United States Patent

July 17, 2007
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
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.
Teter; David M. (Edgewood, NM), Brady; Patrick V. (Albuquerque, NM), Krumhansl; James L. (Albuquerque, NM)
Sandia Corporation (Albuquerque, NM)
10/ 955,292
September 30, 2004
This invention was made with support from the United States Government under Contract DE-AC04-96AL85000 awarded by the US Department of Energy. The Government has certain rights in this invention.