The milled tap pup joint is a special tool used for opening up a passage in casing.

铣锥短接是用来套管打通道的专用工具。

A short pup joint that registers clearly in a collar locator log is a common flag joint.

在接箍定位器测井图中清晰地记录的一个短节是普遍使用的标志管。

The simple well head assembly newly developed is comprised of protection flange, pup joint, clip, gate valve, tee joint and anti-vibration pressure meter.

研制的简易酸化井口装置由保护法兰、过渡短节、卡箍、闸阀、三通和抗振压力表等组成。