论文部分内容阅读
油田经多年开采后。大部分油井进入机械采油阶段,采用抽油泵采油,泄油器性能直接影响到油井的效益。CJ型捶击式泄油器是一种可进行油管试压的新型泄油器,1989年通过局级鉴定。
After many years of mining the oil field. Most of the oil wells enter the stage of mechanical oil recovery, which uses oil pump to collect oil. The performance of oil drain directly affects the benefit of oil well. CJ-type thump-type blower is a new type of oil can pressure test tube, in 1989 through the Bureau level appraisal.