1
Harold E Kelley, William E Silvis, Charles J Terry, Gary R Peterson: Matrix for a hard composite. Kennametal, John J Prizzi, March 31, 1998: US05733664 (94 worldwide citation)

A matrix powder for formation along with an infiltrant into a matrix for use as a wear element or for use in retaining at least one discrete hard element. The matrix powder includes crushed sintered cemented tungsten carbide particles. The composition of the crushed sintered cemented tungsten carbid ...


2
Harold E Kelley, William E Silvis, Charles J Terry: Matrix for a hard composite. Kennametal, John J Prizzi, March 31, 1998: US05733649 (85 worldwide citation)

A matrix powder for formation along with an infiltrant into a matrix for use as a wear element or for use in retaining at least one discrete hard element. The matrix powder including macrocrystalline tungsten carbide particles, crushed sintered cemented macrocrystalline tungsten carbide particles, t ...


3
Harold E Kelley, William E Silvis, Charles J Terry: Matrix for a hard composite. Kennametal, John J Prizzi, December 31, 1996: US05589268 (26 worldwide citation)

A matrix powder for formation along with an infiltrant into a matrix for use as a wear element or for use in retaining at least one discrete hard element. The matrix powder including macrocrystalline tungsten carbide particles, crushed sintered cemented macrocrystalline tungsten carbide particles, t ...


4
Harold E Kelley, William E Silvis, Charles J Terry: Matrix for hard composite. Kennametal, ZHENG XIUZHE, February 4, 1998: CN96191735

A matrix powder for formation along with an infiltrant into a matrix for use as a wear element or for use in retaining at least one discrete hard element(20). The matrix powder includes crushed sintered cemented tungsten carbide particles(22). The composition of the crushed sintered cemented tungste ...