On the basis of the strata control measurement of the actual mining roadwaywith hydraulic mining and its analysis of the economic benefit,this paper determines the sup-port types of hydraulic mining roadway with optimization.
在水力采煤回采巷道矿压观测及经济效益分析的基础上，优选了水采巷道支护类型。
Engineering geologic background of coal mining under water-containing condition in Yushen coal mining area;
榆神矿区保水采煤的工程地质背景
Study on producing lndustrial briquette with hydraulic mining coal slurry;
利用水采煤泥生产工业型煤的研究
Application of Hydraulic Coal Mining in Guhan Joint Venture Coal Mine
水力采煤在襄垣古韩联营煤矿的应用
The extraction rate of coal in hydraulic coal mining is subject to the influence of a number of factors, and it varies widely, bepending on mining conditions.
水力采煤的原煤采出率有很多影响因素,由于开采条件不同,采出率差距很大。
Hydraulic Coal Mining Proves to Be an Effective Method for application in Mines with Extremely Complicated Geological Conditions
地质构造极复杂矿井采用水力采煤是一种有效的途径
Technology Application Study on Hydraulic Pressing in Coal Face of Medium Hard Seam
中硬煤层采煤工作面水力压挤技术应用研究
A General Discussion on Layout of Workings in Hydromining Composite Seams with a Large Dip Angle
水力开采大倾角煤层群巷道布置的探讨
Study on the Reclimaning of Fault Waterproof Coal Pillar in Mafang Mine;
马坊煤矿断层防水煤柱开采回收研究
Analysis on the potential of the carbon dioxide-enhanced coalbed methane (CO_2-ECBM) recovery in the Qinshui basin
利用CO_2-ECBM技术在沁水盆地开采煤层气和埋藏CO_2的潜力
CBM development potential of high rank coal with reference to Qinshui coal field,Shanxi
高煤级煤的煤层气开发潜力——以沁水煤田为例
Comprehensive Prevention and Control Technology of Goaf Water for First Coal Pillar Mining Face in Mining Dip Gateway
回采下山巷道煤柱首采面采空水综合防治技术
Technology of Gas Outburst Elimination,Gas and Coal Dust Management with Water Injection in Coal Seam at Coal Face in "Three Soft" Coal Seam
“三软”煤层采煤工作面煤层注水消突治理瓦斯、煤尘技术
They fxtract ten million ton of coal each year from underwater mines
他们每年从水下煤矿中采掘一千万吨煤
They extract ten millions ton of coal each year from underwater mines.
他们每年从水下煤矿中采掘一千万吨煤。
Coal mining production process and control the impact of groundwater
煤矿采煤生产过程对地下水的影响与防治
Risk evaluation of water inrush from seam floor during mining of lower group in Zhaizhen coal mine
翟镇煤矿下组煤开采底板突水危险性评价
Evaluation on 3~# coal mining with water pressure condition in Guhan coal mine
古韩联营煤矿3~#煤层带水压开采条件评价
The development and prospec of safe technology on excavating coal under water in china
我国煤矿水体下安全采煤技术的发展及展望
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
Influence and prevention on the fault of overburden rock to water-preserved mining in shallow seam
浅埋煤层覆岩中断层对保水采煤的影响及防治