- edit:keruitime:2012ear 12onth 27ay
-
edit:Keruitime:2012ear 11onth 21ay
Vacuum return sand pump is successfully applied to 48 wellsShanxi Fanzhuang area of Hubei oilfieldJuly 2011 to April 2012. The time of operation is decreased5-8 to 1., while the coal powder, coal dustquartz sand are fished out. Reduce the time of column u
-
edit:Keruitime:2012ear 11onth 21ay
Kerui intergrates technology of whole cylinder pump, hollow pumpoverbridge pump, adopts double inlet subinstalls air cylinder above the pump to develope mixture anti-air oil pumprelated tools.
- edit:Keruitime:2012ear 11onth 12ay
- edit:Keruitime:2012ear 11onth 08ay
-
edit:Keruitime:2012ear 11onth 21ay
Negative pressure acid discharge technology is successfully appliedHulangmao area of the third factory of Changqing.
总计:6条 每页10条 当前第:1页 首页 上一页 下一页 尾页