1.
Analyzing the Reason of Roof and Side Fall Accident in Shallow Bore Hole Stope and Its Protective Measures
浅孔采场冒顶片帮事故原因分析及预防
2.
The sound emission characteristics and the causes for incorrect prediction of the stope roof fall at Tonglushan Mine were analysed.
对铜绿山矿采场冒顶的声发射特征和预报不准的原因进行了分析。
3.
When the ore is particularly valuable, the walls and pillars are often removed at a later stage and the roof of the chamber is allowed to cave in. This technique is known as robbing.
如果矿石特别宝贵，矿壁和矿柱常在最后回采，让采场顶板冒落。这一技术叫矿柱回采。
4.
Roof-coal Falling Characteristics Analysis in Fully-mechanized Caving
综放开采顶煤冒放性因素分析与评价
5.
Mechanism and control technique of the rib spalling in fully mechanized mining face with great mining height
大采高综采煤壁片帮冒顶机理与控制技术
6.
Study on Caving Characteristics and Caving Leakage Risk Mechanism in Thick Coal Seam with a Stratum of Gangue in Fully-mechanized Mining with Top Coal Caving
含夹矸厚煤层综放开采顶煤冒放特征及端面漏冒机理的研究
7.
Study on Techniques of Improving Falling Ability of Highly Tough Coal at Longwall Top-coal Caving;
改善综放开采高韧性顶煤冒放性技术研究
8.
Application of Grouting Reinforcement Technology by Injecting Chemicals to Prevent Roof Falling in Coal Mining Face
化学注浆加固技术在采面冒顶防治中的应用
9.
Research on the Top Coal Caving and Drawing Characteristics of Caving Roof Coal Mining for Shallawly Buries and Hard-Thick Coal Seam;
浅埋藏坚硬特厚煤层放顶煤开采顶煤冒放性研究
10.
Study on Top-Coal Caving and Drawing Capability and Roof Control in Hard Coal and Hard Roof Short Sub-Level Caving Fully Mechanized Face
“两硬”短工作面综放开采顶煤冒放性及顶板控制技术研究
11.
The Research in Large Tilt Angle Coal Seam Mining of Its Plank Moving and Controlling;
大倾角仰斜开采采场顶板控制的研究
12.
Expert system in identifying failure mode of hanging wall of room-and-pillar mining
空场采矿法采场顶板破坏模式识别专家系统
13.
This paper summed up the successful experiences in site treatment of roof collapse in recent years and performed an intensive evaluation of some common methods for the treament of roof collapse.
本文总结了多年来现场冒顶处理的成功经验,并对几种常用的冒顶处理方法进行了评价。
14.
Research on Top Coal Cavibility and Control of High Ductility Very Thick Seam in Top Coal Caving Mining;
高韧性特厚煤层综放开采顶煤冒放性及控制研究
15.
Study on Relationship between Depositing Characteristic of Falling Waste and Top Coal Recovery in Full-mechanized Caving
综放开采冒落矸石堆积特征与顶煤回收率关系研究
16.
Comprehensive field investigation and control analysis on roof fall at heavy section drift of Yangchangwan Coal Mine
羊场湾煤矿大断面巷道冒顶现场综合调查与控制分析
17.
Application of Acoustic Vibration to the Roof stability Analysis
声波在采场顶板稳定性分析中的应用
18.
Haul Road Construction and Maintainance in Dexing Copper Mine Pit
德兴铜矿采矿场山顶公路施工与养护