WF

Weisun Feng

CP China Petrochemical: 1 patents #6 of 49Top 15%
Overall (1997): #61,330 of 185,788Top 35%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5637735 Process for the preparation of gamma-butyrolactone Lishan Tong, Haijing Wang, Guoqiang Gao, Xiangwei Li, Jinghui Deng +1 more 1997-06-10