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Norm removal from frac water

United States Patent

November 18, 2014
View the Complete Patent at the US Patent & Trademark Office
A method for treating low barium frac water includes contacting a frac water stream with a radium selective complexing resin to produce a low radium stream, passing the low radium stream through a thermal brine concentrator to produce a concentrated brine; and passing the concentrated brine through a thermal crystallizer to yield road salt.
Silva; James Manio (Clifton Park, NY), Matis; Hope (Schenectady, NY), Kostedt, IV; William Leonard (Clifton Park, NY)
General Electric Company (Niskayuna, NY)
13/ 189,864
July 25, 2011
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT This invention was made with Government support under Subcontract 01822-36 to Research Partnership to Secure Energy for America (RPSEA), a contractor to the United States Department of Energy under prime contract DE-AC26-07NT42677. The Government has certain rights in the invention.