Majiagou mine's safety is threatened by outburst seriously in the raise tunneling,therefore,it is important to predominate its developed process for outburst mechanism research and preventing outburst.
马家沟矿上山掘进突出严重威胁着该矿的安全生产,因此,掌握它的发展过程对突出机理研究及防突工作意义重大。
In the course of dip head-driving,the face end is usually made accumulate water by water percolation of adjoining rock and wet-drilling in the face end.
下山掘进过程中,围岩渗水和迎头采用湿式打眼等,常常造成迎头积水。
Analysis of the Operation of ST-1.5 Scrapers in Tunneling;
ST-1.5型铲运机在掘进中的运行分析
Computer application in mechanized slope tunneling;
计算机在斜井机械化掘进中的应用
Experimental Research on Quickly Tunneling Technique about Thin Seam under Complicated Geological Conditions
薄煤层复杂地质条件下掘进支护技术研究
Research on the Way of Semi cycle Ventilation in Tunnel Driving;
隧道掘进的半循环通风探讨
Ascertain Safe Length of Driving Tunnel in Advance under Water Body;
水体下巷道超前掘进安全长度的确定
Studies of Coalmine Safety Evaluation and Application in Driving Production System;
煤矿安全评价研究及其在掘进生产中的应用
Approach to the drifting and extraction under water-body in Chengzihe Shaft;
城子河煤矿立井水体下掘进和采煤初探
The Influences of The Construction Organization and Equipements of Drifting on the Hoisting Capacity of New Auxiliary Shaft in TongluShan Mine;
铜绿山矿掘进施工组织及装备对新副井提升能力的影响
Way to Develop the Drifting Technology;
平巷掘进技术的发展途径
Analyving the drivage capacity wholely and seeking for hanlance of mining and olrivage relation;
全面分析掘进能力 谋求采掘关系平衡
sinking hoisting plant
向下掘进用提升绞车
hydraulic cutting boom machine
液压切削支臂掘进机
hydraulic boom machine
液压支臂切削掘进机
long hole raising
深孔爆破法天井掘进
engineering boring and drilling devices
工程钻探和掘进机械
STUDY ON TUNNELING EXPERIMENT AND MATHEMATICAL MODEL OF EPB SHIELD
土压平衡式盾构掘进试验及掘进数学模型研究
pattern recognition of full face TBM boring performance
全断面隧道掘进机掘进状况分类识别研究
Study on the Consecutive Boring Principle of the Open Type Full Face Rock Tunnel Boring Machine;
敞开式全断面岩石掘进机连续掘进原理的研究
Study on Pattern Recognization of Tbm Boring Performance of Qinling Tunnel;
秦岭隧道全断面掘进机掘进状况识别分析研究
Several Measures to Realize Quick Driving at Outburst Prevention Heading Faces
防突掘进工作面实现快速掘进的几点措施
Light Drills Digs "Three soft" Coal Bed Coal Lane Tunneling Application
轻型钻掘机在“三软”煤层煤巷掘进中的应用
Brief Talks of Enhancing the Speed of Rapid Excavation of Comprehensive Bolting Support Tunnel
提高综掘锚杆支护巷道快速掘进速度的探讨
Research on Key Technology for Thrust System of Shield Tunneling Machine;
盾构掘进机推进系统的关键技术研究
The Use and Improvement of MK3--the First Stone Drift Driving Machine in China;
国内首台MK3岩巷掘进机的使用与改进
Improvement on Spray System of EBZ-160 Roadheader;
EBZ-160型掘进机外喷雾系统的改进
EBZ120 Type to Roadheader Design Blemish and Improvement Method
EBZ120型掘进机设计缺陷及改进方法
Pick Cutting in the Cutting Head of Roadheaderd and Welding Technoly
掘进机截齿座的开焊原因及改进工艺