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Compositions of corrosion-resistant Fe-based amorphous metals suitable for producing thermal spray coatings

United States Patent

September 3, 2013
View the Complete Patent at the US Patent & Trademark Office
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A method of coating a surface comprising providing a source of amorphous metal that contains manganese (1 to 3 atomic %), yttrium (0.1 to 10 atomic %), and silicon (0.3 to 3.1 atomic %) in the range of composition given in parentheses; and that contains the following elements in the specified range of composition given in parentheses: chromium (15 to 20 atomic %), molybdenum (2 to 15 atomic %), tungsten (1 to 3 atomic %), boron (5 to 16 atomic %), carbon (3 to 16 atomic %), and the balance iron; and applying said amorphous metal to the surface by a spray.
Farmer; Joseph C. (Tracy, CA), Wong; Frank M. G. (Livermore, CA), Haslam; Jeffery J. (Livermore, CA), Ji; Xiaoyan (Jane), (Pleasanton, CA), Day; Sumner D. (Danville, CA), Blue; Craig A. (Knoxville, TN), Rivard; John D. K. (Arlington, VA), Aprigliano; Louis F. (Berlin, MD), Kohler; Leslie K. (Warren, NJ), Bayles; Robert (Annandale, VA), Lemieux; Edward J. (Summerland Key, FL), Yang; Nancy (Lafayette, CA), Perepezko; John H. (Madison, WI), Kaufman; Larry (Brookline, MA), Heuer; Arthur (Cleveland, OH), Lavernia; Enrique J. (Davis, CA)
13/ 027,028
February 14, 2011
STATEMENT AS TO RIGHTS TO INVENTIONS MADE UNDER FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT The United States Government has rights in this invention pursuant to Contract No. DE-AC52-07NA27344 between the United States Department of Energy and Lawrence Livermore National Security, LLC for the operation of Lawrence Livermore National Laboratory.