RP

Ruoying Pu

PL Petrochina Company Limited: 1 patents #264 of 890Top 30%
Overall (All Time): #3,402,551 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7304116 Braided comb-shaped salt-resistant polymer thickening agent Shiyi Yuan, Jianhui Luo, Yuzhang Liu, Huaijiang Zhu, Pingmei Wang +4 more 2007-12-04