The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
mei tian zuan ta jia gao de fang fa
Author(s): 
Pages: 20
Year: Issue:  6
Journal: Exploration Engineering(Drilling & Tunneling)

Keyword:  钻塔螺栓连接煤田地质石油钻杆盐井施工安装方法焊接加固使用效果地热井提引器;
Abstract: 煤田钻塔加高的方法煤田地质总局第一勘探局129队李良尧石油钻杆(国产、进口)每单根(直径73、89mm)一般长度在10m左右,使用22m的钻塔。2单根组成一立根共计20m左右,加上提引器、滑车、U形环(使用TSJ-1000水源钻机还有机高)就超出钻塔...
Related Articles
loading...