a needle shape can transfer throttle chief be used for oil extraction ( gas) wellhead equipment does oil ( gas) measure regulate use;
针形可调节流阀主要用于采油(气)井口装置作油(气)量调节用;
this wellhead equipment join style for flange join, possesses installation convenience, tear open install rapidly, seal up dependable, valve's service life long feature.
本井口装置联接方式为法兰联接,具有安装方便、拆装迅速,密封可靠,阀门的使用寿命长等特点。
this series of products mainly used in bop, valves, blowout pipeline, the bop tools, wellhead equipment and other products of hydraulic pressure test inspection.
本系列产品主要用于防喷器,阀门,防喷管线,内防喷工具、井口装置等产品的水压试压检验。
shanghai no. 2 petroleum machinery works employed native materials on the wellhead equipment for offshore platforms, which technique had been introduced from u.
作者借介绍上海第二石油机械厂消化引进技术之际,积极研究采用国产材料,使海洋平台上的井口装置用材实现国产化。