RD

Ruilin Duan

CC China Petroleum & Chemical: 1 patents #36 of 218Top 20%
Overall (2018): #255,502 of 503,207Top 55%
1
Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9951157 Spherical carriers for olefin polymerization catalyst, catalyst components, catalyst, and preparation methods therefor Weili Li, Xianzhi Xia, Yuexiang Liu, Yongtai Ling, Jin Zhao +8 more 2018-04-24