YG

Yanqing Gao

PL Petrochina Company Limited: 1 patents #264 of 890Top 30%
Overall (All Time): #3,336,102 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7592379 Oil-based dispersing method of drag reduction polymers Bing Liu, Xuchen Bao, Chunman Li, Guoping Li 2009-09-22