Inventor

CHEN ANDREW A

US2 patents

Patents

2 patents

US5215954AJun 1, 1993

Method of presulfurizing a hydrotreating, hydrocracking or tail gas treating catalyst

CRI INT INC21 citations89

US5292702AMar 8, 1994

Presulfurized hydrotreating, hydrocracking or tail gas treating catalyst

CRI INT INC10 citations70