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Electro-decontamination of contaminated surfaces

United States Patent Application

View the Complete Application at the US Patent & Trademark Office
A decontaminating system 200 is provided that includes: (a) a decontaminating apparatus 100 including (i) an electrically conductive scrubbing shoe 104 having an inlet 204 for a gel-like material and (ii) an insulating standoff 116 positioned between the scrubbing shoe 104 and a surface 120 to be decontaminated to maintain a desired distance between the scrubbing shoe 104 and the surface 120; (b) a reservoir 216 for the gel-like material 124, the reservoir 216 being in communication with the inlet 204; and (c) a voltage source 224 in communication with the electrically conductive scrubbing shoe 104, whereby a current is passed through the gel-like material 124 applied to the surface 120, thereby removing contaminants from the surface 120.
Veatch, Bradley D. (Westminster, CO), Ibrisagic, Zinaida (Littleton, CO), Kimball, Amanda K. (Lakewood, CO), Broderick, Thomas E. (Arvada, CO)
10/ 887,576
July 9, 2004
[0002] The U.S. Government has a paid-up license in this invention and the right in limited circumstances to require the patent owner to license others on reasonable terms as provided for by the terms of Contract Nos. DE-FG03-00ER82934 and DE-FG02-03ER83591 awarded by the Department of Energy.