CL

Chunde Liu

PL Petrochina Company Limited: 1 patents #8 of 74Top 15%
Overall (2017): #462,244 of 506,227Top 95%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9540559 Betaine surfactants and preparation methods and uses thereof Shiyi Yuan, Demin Wang, Xinmin Song 2017-01-10