1.
The discussion about waterproof mine columniationpillar width in Small coal mines bare area
小煤窑采空区留设防水煤柱合理宽度的探讨
2.
Application of the grouting filling technology in goaf on fully mechanized top coal caving mining face through the large coalpit
综放工作面过小窑采空区注浆充填技术应用
3.
Probe into Small Coalmine Gob Water Controlling Scheme in Tonghua Coalmine No.3 Wining District
同华煤矿三区小窑积水的防治方案探讨
4.
3D seismic exploration technology for lower coal group in gob area
煤矿采空区下组煤三维地震勘探技术
5.
Study on Spontaneous Combustion Risk of Mining Coal Seam Gob in DuErPing Coalmine
杜儿坪煤矿主采煤层采空区自燃危险性研究
6.
Analysis on Stability of Coal Pillar in Goaf Area of No.11 Seam in Tangshangou Mine
唐山沟煤矿11号煤层采空区煤柱稳定性分析
7.
Experimental Study on Goaf Filling with Flyash by Air Delivery;
采空区粉煤灰气力输送充填试验研究
8.
Forecast Model of Spontaneous Combustion in Goaf of Close Distance Coal Seams;
近距离煤层采空区自然发火预测模型
9.
Study on Stress State of Wide Strip Pillar in Gobs of Deep Mines
深井采空区宽条带煤柱受力状态研究
10.
The technology carries out eight Lian Cheng coal mine goaf internal cause conflagration prevention and cure
八连城煤矿采空区火灾防治技术实践
11.
The construction craft research of directional note thick liquid water shutoff drill hole in the depletion region
过煤矿采空区定向钻孔施工工艺研究
12.
Goaf Gas Control and Utilization Technology in Zhangji Coal Mine
张集煤矿采空区瓦斯治理与利用技术
13.
Safety Protection and Management of Oil-Gas Pipeline in Coal Minded Area
煤矿采空区油气管道安全保护与管理
14.
Research on Ground Stability Evaluation of Coal Mining Subsidence Area
煤矿采空沉陷区地面稳定性评价研究
15.
Stability evaluation of mine goaf with multi-coal seams and complex landform
复杂地貌多煤层采空区的稳定性评价
16.
On the shifting sand tunnel excavation in mined zones and the supporting technique
煤矿采空区流沙隧道开挖与支护技术
17.
Survey of the mined-out section and water yield property of the small coal mine
小型煤矿采空范围及其富水性的探测
18.
Adopt Coal Work Faces to Adopt Empty Area Gas Public Need Advertent and a Few Problems
采煤工作面采空区瓦斯民用需注意的几个问题