1.
Study the technique of caving hanging roof in the condition of hard roof of room-and-pillar mining.;
房柱式开采坚硬顶板条件下悬顶放顶技术研究
2.
Technology and Control of First Roof Caving at Fully Mechanized Coal Face with Hard and Massive Overlying Strata
厚层坚硬顶板综采工作面初次放顶技术管理
3.
Comprehensive Gas Control Technology for Simple Caving Mining Face
简易放顶煤工作面瓦斯综合治理技术
4.
Research and Application of Full-mechanized Caving Mining with High Mining Height in Huaibei Mining Area
淮北矿区大采高综采放顶煤开采技术
5.
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
6.
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
7.
Application of Technology of High Gas Cannon Picking Roof Perforate Gas Administer
高瓦斯炮放面顶板钻孔法瓦斯治理技术应用
8.
Basic Study on Technology of Pre-blast Weakening Hard Top-coal in Fully Mechanized Caving Faces;
综放开采坚硬顶煤预先爆破弱化技术基础研究
9.
Study on Technology of Hard and Thick Top-coal Weakening in Fully Mechanized Caving Faces in Binchang Mining District;
彬长坚硬厚煤层综放开采顶煤弱化技术研究
10.
Study on Technology of Top-coal Caving Mining of Lane Pillar in 3.5～10m Steeply Inclined Coal Seam;
3.5～10m急倾斜煤层巷柱式放顶煤开采技术研究
11.
The Study on the Effects of Surface Subsidence by the Techniques of Fully Mechanized Mining with Sublevel Coal Coving;
综采放顶煤开采技术对土地塌陷的影响研究
12.
Technical Issues of Mining for Coal with"π"Model Girder Roof Coal;
“π”型钢梁放顶煤开采中的若干技术问题分析
13.
Research and Exploration on High-power Fully Mechanized Coal Caving Technology
大功率综采放顶煤装备技术研究与探索
14.
Application of Mesohole Explosive Technique at Caving Coal Face
中深孔爆破技术在放顶煤工作面的应用
15.
Research on Main Technical Problems in4-prop Top-coal Caving Powered Support
四柱放顶煤液压支架主要技术问题研究
16.
Techniques for Synchronized and Integral Lowering of Movable Shuttering Form by Hydraulic Continuous Jacks
移动模架液压连续千斤顶同步整体下放技术
17.
Discussion on Key Technology of Upward Mining for Top Coal Caving Mining in Jining No.3 Coal Mine
济宁三号煤矿放顶煤上行开采关键技术探讨
18.
A research on the technology to solidify friable roof in low top coal caving longwall faces where multiple faults meet
低放工作面断层群破碎带顶板固化技术研究