1.
The Present Situation and the New Developing Trend of 1000m Deep Shaft Sinking Technology
千米深井凿井技术现状及发展新动向
2.
Research on 600-Meter-Level Drainage Sinking Technology at Qing Shuiying Coal Mine
清水营煤矿600m疏降水法凿井技术研究
3.
Frozen method applied in excavation of vertical shaft of iron ore mine
冻结法凿井技术在铁矿山竖井中的应用
4.
deep shaft sinking technique in ancient China
中国古代深井开凿技术
5.
Drilling and Blasting Technology of Hard Rock in New Ventilating Shaft in Zhangxin Coal Mine
张新矿新风井坚硬岩石凿岩爆破技术
6.
Analysis and Prevention of Freezing Tube Breakage in Deep Shaft Freezing Sinking;
深井冻结凿井冻结管断裂原因分析及防治技术
7.
The Key Technology of Freezing Repairing Shaft of the 658m Soft Rock Drilling Shaft
658m软岩普通法凿井井筒冻结修复关键技术
8.
Application of Waste Drilling Mud Treatment Technology for Mine Full Face Drilling
钻井法凿井废弃泥浆处理技术的研究应用
9.
New construction technology of setting large steel-structure shaft frame during shaft sinking
凿井期间起立大型钢结构井架施工新技术
10.
Gangue Vertical Shaft Sinking Mechanization Equipment and Technology Application to Xintie Coal Mine
新铁煤矿矸石立井凿井机械化装备与技术应用
11.
Safe and Rapid freezing Process in Deep Impact Layer of Guqiao Main Shaft
顾桥主井厚冲积层冻结法凿井施工技术
12.
The Key Technical Problems of Freezing Methods of Sinking Shaft in the Western Region of China
我国西部地区冻结法凿井关键技术问题
13.
The Key Technical Problems of Freezing Sinking in Thick Surface Soils of China
我国深厚表土地区的冻结凿井的关键技术问题
14.
Shaft sinking winch
GB/T15112-1994凿井绞车
15.
open a mine, well, tunnel, etc
开矿、 打井、 凿隧道
16.
HORIZONTAL WELL DRILLING TECHNOLOGY USED IN HIGH-PRESSURE DEEP WELLS IN KAZAKSTAN
哈萨克斯坦高压深井水平井钻井技术
17.
Technology of drilling well and well completion of gas well in the west of Hubei and the east of Chongqing;
鄂西渝东地区天然气井钻井完井技术
18.
Deep and Ultra-deep Well Cementing Technology with Low Density Slurries in Tahe Oilfield
塔河油田深井超深井低密度固井技术