Vol. 30 No. 2 (2021)

Research Articles

• Manufacture and application of P & T test system for implanted electrical pump well

  Shudong F

  1-5

• Study and test for sealing performance of slip-type down hole chock

  Lihui Z

  6-12

• Design of Y341-100 liquid-driven packer

  Bin G

  13-14

• Application of high cherished calcium sandstone at westward in store layer exploration

  Ling D

  15-18

• Comprehensive analysis for testing result of Bei30 well in Hailaer basin

  Zhongqing H

  19-22

• Improved imagine for down hole low-concentrating flowmeter

  We

  23-26