Inventor

CHENG SHIBIAO

CN3 patents

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

ZHEJIANG HENGYI PETROCHEMICAL RES INSTITUTE CO LTD

2 patents

US11884632B2Jan 30, 2024

Preparation method of caprolactam

ZHEJIANG HENGYI PETROCHEMICAL RES INSTITUTE CO LTD0 citations51

US11459302B2Oct 4, 2022

Refining process and refining system of caprolactam

ZHEJIANG HENGYI PETROCHEMICAL RES INSTITUTE CO LTD0 citations40

CHINA PETROLEUM & CHEMICAL

1 patent

US7408080B2Aug 5, 2008

Process for ammoximation of carbonyl compounds

CHINA PETROLEUM & CHEMICAL3 citations58