A composite article includes a first composite material and a second composite material. The first composite material and the second composite material individually comprise hard particles in a binder. A concentration of ruthenium in the binder of the first composite material is different from a concentration of ruthenium in the binder of the second composite material.
申请公布号
WO2008115703(A1)
申请公布日期
2008.09.25
申请号
WO2008US55999
申请日期
2008.03.06
申请人
TDY INDUSTRIES, INC.;FANG, X. DANIEL;MORTON, CRAIG;WILLS, DAVID J.
