CC

Changwei Chen

CP China University Of Petroleum—Beijing: 1 patents #19 of 78Top 25%
CL Cnpc Chuanqing Drilling Engineering Company Limited: 1 patents #17 of 28Top 65%
CL Cnpc Engineering Technology R&D Company Limited: 1 patents #17 of 41Top 45%
Overall (2023): #493,243 of 537,848Top 95%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11787990 Bionic and dual-phobic high-performance water-based drilling fluid Guancheng Jiang, Jinsheng Sun, Yinbo He, Xin Zhang, Chunyao Peng +17 more 2023-10-17