DW

Demin Wang

PL Petrochina Company Limited: 1 patents #85 of 231Top 40%
Overall (2021): #474,831 of 548,734Top 90%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11180980 Downhole oil, gas, water and sand separation method and separator Yan Wang, Rong Zhong, Quan Liu, Jintang Liu 2021-11-23