YQ

Yin Qi

PL Petrochina Company Limited: 1 patents #264 of 890Top 30%
Overall (All Time): #2,736,299 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11053427 Low-density, high-strength degradable temporary pugging agent and the preparation method and use thereof Baoqiang Lv, Lijun Mu, Zhenfeng Zhao, Hongjun Lu, Xiangqian Bu +6 more 2021-07-06