As long as the part isn't too heavy and there is a good hidden spot to drill the hole this method works well.
只要部分不是太沉重,有一个很好的隐蔽的地方钻洞,此方法效果良好。
3
Hade 4-11 well is a typical drill pipe sticking well of slim-hole and super long interval caused by damaged case to leak in Hade operation district of Tarim oilfield.