YM

Yonggui Mei

PL Petrochina Company Limited: 1 patents #264 of 890Top 30%
Overall (All Time): #2,806,667 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10731451 Exploitation method and exploitation well pattern for coalbed methane in low-permeability coalbed Quanjiang Zhang, Biyun ZHU, Xianzhi Wang, Jian Guo, Wuchang Zhang +4 more 2020-08-04