1.
Test on Pressure Released Blasting Applied to Seam Opening of Cross-Cut in High Gassy and Low Permeability Seam
高瓦斯低透气性煤层石门揭煤卸压爆破试验
2.
The Theory and Technology Study on Pressure Relief and Permeability Enhancements of the Coal Seam with High Concentration of Gas and Low Permeability
高瓦斯低透气性煤层卸压增透理论与技术研究
3.
Study on the Technology of Increasing Drainage in High Gas and Low Air Permeability Coal Seam;
高瓦斯低透气性煤层强化增透抽放瓦斯技术研究
4.
Study on Effect of Intensified Increasing Permeability by Deep-hole Presplitting Blasting in High Gas and Low Permeability Coal Seam
高瓦斯低透气性煤层深孔预裂爆破强化增透效应研究
5.
Study of Gas Exhausting and Mining Techniques on Outburst Coal Seam with Low Permeability for Strengthening Antireflection
低透气性突出煤层强化增透瓦斯抽采技术研究
6.
Countermeasures for Enhancing Gas Drainage from Single Thick Coal Seam with Low Permeability
提高单一低透气性厚煤层瓦斯抽采效果技术对策
7.
Research on Directional Drilling Technique of Gas Drainage in Low Gas Permeability Coal Seam;
低透气性煤层瓦斯抽放定向钻进技术研究
8.
Application of Gas Tail Gateway to Top Coal Caving Mining in Low Permeability Thick Seam
瓦斯尾巷在低透气性厚煤层放顶煤开采中的应用
9.
Extraction Mechanism of Relieved Gas from Low Permeability Seam
低渗透性煤层卸压瓦斯抽采机理研究
10.
Numerical Simulation of Gas Migration in Pre-splitted Coal Seam with Low Permeability and Experiment of Gas Extraction
低透气煤层预裂瓦斯运移数值模拟及抽采试验
11.
The new measuring method for distance of the gas drainage hole and seam permeability
瓦斯抽采孔孔距及煤层透气性的测定方法
12.
The Theory and Its Application on Gas Drainage in Low-Permeability Coal Seams;
低渗透煤层瓦斯抽放理论与应用研究
13.
The Study of Fluidl-Solid Coupling Theory of Coalbed Methane in Low Permeabiliyt Reservoir;
低渗透煤层瓦斯流固耦合理论的研究
14.
The Research on Calculating the Permeability of Coal Seams Combining the Curve of Rising Gas Pressure in the Boreholes
结合钻孔瓦斯压力恢复曲线计算煤层透气性系数的方法研究
15.
Experimental Research on Gas Drainage of Tunneling Face in Loose and Low Permeability Coal Seam
松软低透煤层掘进工作面瓦斯抽放技术研究
16.
Experimental study on the permeability of coal rocks of an gas-rich coal mine
某高瓦斯矿煤岩渗透特性的实验研究
17.
Theory and practice of integrated pillarless coal production and methane extraction in multiseams of low permeability
低透气性煤层群无煤柱煤气共采理论与实践
18.
Technology of "Coal and Gas Simultaneous Extraction" for High Gassy Coal Seams Group
高瓦斯煤层群“煤与瓦斯共采”技术研究