YH

Yufa He

SU Southwest Petroleum University: 2 patents #22 of 298Top 8%
CT Chengdu University Of Technology: 1 patents #4 of 58Top 7%
Overall (2022): #55,053 of 548,613Top 15%
3
Patents 2022

Issued Patents 2022

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11506033 Oil extraction and gas production method capable of in-situ sand control and removal by downhole hydraulic lift Yang Tang, Haoyu Xiong, Guorong Wang, Jinzhong Wang, Jinhai Zhao +7 more 2022-11-22
11434727 In situ exploitation-separation-backfilling integration apparatus used for natural gas hydrates Yang Tang, Zeliang LI, Guorong Wang, Qingyou Liu, Jinhai Zhao +5 more 2022-09-06
11255745 Test device for simulating longitudinal-lateral-torsional coupled nonlinear vibration of drill string of deepwater riserless drilling and method therefor Jun Liu, Xiaoqiang Guo, Qingyou Liu, Anchao Wei, Linlin Zeng +1 more 2022-02-22