ZM

Zhao Meng

CL Cnpc Engineering Technology R&D Company Limited: 1 patents #74 of 150Top 50%
Overall (All Time): #2,492,091 of 4,157,543Top 60%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11959375 Method for evaluating downhole working condition of a PDC bit Guodong JI, Haige Wang, Meng Cui, Qiang Wu, Li Liu +4 more 2024-04-16