Patents/Inventors

Lichun Jia

SichuanCN2 patents

3 Patents

US121994482025
System and Method for Dynamically Adjusting Coupling Coefficients of Non-contact Transmission Magnetic Mechanism
CNPC CHUANQING DRILLING ENGINEERING COMPANY LIMITED
0 cites
US119821462024
Jet Flow Adjustment Method for Rotary Steerable Downhole Release
CNPC CHUANQING DRILLING ENGINEERING COMPANY LIMITED
0 cites
US119463502024
Method for Remotely Shutting Down Downhole Unit of Rotary Steering System from Ground
CNPC CHUANQING DRILLING ENGINEERING COMPANY LIMITED
0 cites