DLM-T型可退式倒扣打捞矛

DLM-T可退式倒扣打捞矛

DLM—T型可退式倒扣捞矛,是用来打捞、退出井下钻杆、油管等管状遇卡落鱼的工具。它是从落鱼的内径进行打捞倒扣的,捞住落鱼后可在井内倒扣作业。若捞住落鱼后无法提起时,也可以释放落鱼。

 

Releasable Reversing Spear Type DLM-T

Model “DLM-T” Releasable Reversing Spear is a tool designed to recover and back off the stuck pipe-shaped fish like drill pipe, oil tubing, etc. Back-off operation and fishing job are performed through the interior bore of the fish by using the spear. When catch the fishes, it cannot be lifted up. Thus, the held fishes can also be released.


作者speedyweb 作者speedyweb 2016年9月1日
亚洲人成电影网站色-成av人电影在线观看_首