Inventor

YU ZHENGNAN

CN2 patents

⚠️ This page may combine multiple inventors who share the name “YU ZHENGNAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHINA PETROLEUM & CHEMICAL

1 patent

US6670295B2Dec 30, 2003

Highly active midbarrel hydrocracking catalyst and the preparation thereof

CHINA PETROLEUM & CHEMICAL19 citations88

FUSHUN RES INST OF PETROLEUM A

1 patent

US7238276B2Jul 3, 2007

Medium-pressure hydrocracking process

FUSHUN RES INST OF PETROLEUM A5 citations55