sinking with piling

On the Derrick Installation of ShaftⅣ_G In main Shaft of a Coalmine

浅谈塔然高勒煤矿主井IV_G凿井井架安装

Research on the Influence of Frost Heave of Frozen Soil to Derrick Footing in Freezing Sinking Shaft;

冻结法凿井冻土冻胀对井架基础影响的研究

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

Shaft sinking winch

GB/T15112-1994凿井绞车

open a mine, well, tunnel, etc

开矿、 打井、 凿隧道

Experience on the shrink shaft drilling construction reserve period

缩短立井井筒凿井施工准备期的经验

Design Optimization of Drilled Shaft Lining Structure in 1000m Deep Shaft

千米深井钻井法凿井井壁结构设计优化

deep shaft sinking technique in ancient China

中国古代深井开凿技术

Kind-Chaudron process

金特－肖德隆凿井法

construction survey for conventional shaft sinking method

普通凿井法施工测量

construction survey for special methods of shaft sinking

特殊凿井法施工测量

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

Desigh of Centralized Control System of Sinking Hoist in Shaft Construction

立井施工凿井绞车集中控制系统设计

"drilling rig, platform"

"钻井井架,钻井平台,见 oil (drilling) rig"

Freeze Sinking Sidewall's Stress Analysis Considering Damage under Complicated Load;

复杂荷载下冻结凿井井壁损伤应力分析

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

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

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