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Abrasion resistant composition

United States Patent

8,721,761
May 13, 2014
View the Complete Patent at the US Patent & Trademark Office
A surface covering composition of abrasion resistant character adapted for disposition in overlying bonded relation to a metal substrate. The surface covering composition includes metal carbide particles within a metal matrix at a packing factor of not less than about 0.6. Not less than about 40 percent by weight of the metal carbide particles are characterized by an effective diameter in the range of +14-32 mesh prior to introduction to the metal matrix. Not less than about 3 percent by weight of the metal carbide particles are characterized by an effective diameter of +60 mesh prior to introduction to the metal matrix.
Fischer; Keith D. (Roanoke, IL), Barnes; Christopher A. (Lafayette, IN), Henderson; Stephen L. (Dunlap, IL)
Caterpillar Inc. (Peoria, IL)
12/ 616,315
20100215849
November 11, 2009
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH AND DEVELOPMENT This disclosure was made in part with Government support under Grant Number DE-FC36-04G014037 awarded by the Department of Energy. The Government may have certain rights in this disclosure.