Inventor
ANDREWS ROBERT W
US3 patents
Patents
3 patentsUS4699893AOct 13, 1987
Fluid cracking catalyst and method of making same from waste catalyst manufacture fines
ENGELHARD CORP21 citations79
US4581340AApr 8, 1986
Fluid cracking catalyst and method of making same from waste catalyst manufacture fines
ENGELHARD CORP13 citations71
US4520119AMay 28, 1985
Cracking catalyst and manufacture thereof
ENGELHARD CORP4 citations57