1) drilling and block
开孔封堵
1.
Process, key technology, and existing problems of drilling and block of nonstop transmission pipeline are discussed.
阐述了不停输管道的开孔封堵作业的过程、技术要点和存在问题。
2) holing and sealing machine
开孔封堵设备
3) holing and sealing on nonstop pressured transportation pipeline
不停输带压开孔封堵
1.
The technology of holing and sealing on nonstop pressured transportation pipeline includes five important parts which are preparation,jointing of round pipeline accessories or annular,holing,sealing and backfill.
不停输带压开孔封堵技术共有5个关键施工环节:施工前准备、焊接球型管件或对开三通、管线开孔截断、管线不停输封堵和下塞堵(回填)。
4) holes blocking
孔洞封堵
5) blocking big channel
封堵大孔道
1.
Field experiment of blocking big channel using HD-Ⅲ blocking agent.;
HD-Ⅲ堵水剂封堵大孔道矿场试验
6) diversion outlet closuring
导流底孔封堵
补充资料：管道封堵胶囊
分子式：
CAS号：
性质：带金属接管的夹布囊状橡胶密封制品。胶料一般用丁腈橡胶、氯丁橡胶等，采用手工贴合成型、硫化罐硫化而成。用于输油管道维修、工艺改造等作业，起封堵原油的作用。工作压力一般小于0.6MPa。
CAS号：
性质：带金属接管的夹布囊状橡胶密封制品。胶料一般用丁腈橡胶、氯丁橡胶等，采用手工贴合成型、硫化罐硫化而成。用于输油管道维修、工艺改造等作业，起封堵原油的作用。工作压力一般小于0.6MPa。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条