This paper introduces the design and application of shaft grab.
介绍了井筒挖掘机的研制与应
The parallel-cross operation method application in shaft excavation and building starting prior period
平行交叉作业法在井筒掘砌开工前期的应用
Technical Analysis of Rapid Excavation of Freezing Saft of YANGYIN Mine's Main Shaft
杨营矿主井冻结井筒实现快速掘砌施工的技术浅析
Technical code for brick silos
砖砌圆筒仓技术规范
The inside of the well was bricked over
井里面全部用砖衬砌。
Code for design of inclined shaft and chambers of coal mine
煤矿矿井斜井井筒及硐室设计规范
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
Lining Slipform Construction Technology of Sending and Exhausting Single-shaft
单井送排风式竖井衬砌滑模施工技术
In-site masonry mortar cylinder strength test method
现场砌筑砂浆筒强度试验方法
wellbore storage domination
井筒储存起支配作用
a shaft driven upward is called a raise; one that is driven downward is known as a winze.
从下往上开拓出来的井筒叫天井;从上往下开拓出来的井筒叫盲井。
Technical code for anticorrosion of shaft equipment of vertical shaft of coal mine
煤矿立井井筒装备防腐蚀技术规范
Calculation of Eccentric Wellbore Pressure Drop and Air Volume Requirements in Air Drilling
空气钻井偏心井筒压力及注气量计算
The Simple Study of Rapid Construction of Auxiliary Shaft in EightBao Coal Mine
八宝煤矿副井井筒快速施工作业浅析
Discussion on Working Platform Arrangement Pattern in Vertical Shaft Construction
立井井筒装备施工吊盘布置方式探讨
Construction technology for auxiliary shaft crosscut in huerxinhe coal mine
霍尔辛赫煤矿副井井筒揭煤施工技术
Vertical Shaft Aquifer Surface Advance Grouting Engineering Technique
立井井筒含水层地面预注浆施工技术
Study on Borehole Tempera Ture Distribution for Ultra-deep Gas Well
超深天然气井井筒温度分布规律研究
NONSTEADY STATE MODEL OF GAS RESERVIOR AND HORIZONTAL WELL WELLBORE COUPLING
水平井井筒和气藏耦合的非稳态模型