Patents/Inventors

Yangchuan Ke

JingzhouCN2 patents

3 Patents

US122589492025
Two-stroke Pumping Method and Oil Production Device
Yangtze University
0 cites
US118519522023
Downhole Displacement Impact Method and Impact Drilling Tool
Yangtze University
0 cites
US115661562023
Drilling Fluid Lubricant and Preparation Method and Use Thereof
CHINA UNIVERSITY OF PETROLEUM-BEIJING
0 cites