1.
Design for drawing out gas with high position boring at coal face
轻放工作面抽放瓦斯高位钻孔的设计
2.
Research on the technology of integrated interchange drilling to drainage gas
综合立体交叉钻孔抽放瓦斯技术研究
3.
Pressure releasing and gas drainage with long bore hole in roof overburden of fully mechanized caving face
综放面顶板覆岩走向长钻孔卸压抽放瓦斯研究
4.
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
5.
Application of Gas Drainage Pump to Tunnel Gas Emission
瓦斯抽放泵在巷道排放瓦斯中的应用
6.
Prediction on Gas Emission and Gas Drainage base on Elevation
根据标高预测瓦斯涌出量和瓦斯抽放
7.
The application of the gas drainage technology in Donghai coal mine is introduced, including gas drainage in close coal layer, gas drainage in goaf, gas drainage from coal, and local gas drainage.
介绍瓦斯抽放在东海矿的应用,抽放方式为邻近层抽放、空区抽放、本煤层抽放及局部抽放。
8.
The use of adjacent area mine gas extraction data for the determination of rationalized time to extract coalbed methane
利用相邻区域瓦斯抽放数据确定煤层瓦斯合理抽放时间
9.
Study on the Disposed Methane Drainage Technology of Fully Mechanized Caving Face
高瓦斯综放工作面卸压瓦斯抽采技术研究
10.
Research on Accumulation Gas Control Measure in Drilling Field Using Gas Drainage at High Gas Mine
高瓦斯矿井抽放钻场瓦斯积聚治理方法研究
11.
There are many kinds of forms of gas discharge, but the main form is soft coal seam gas discharge.
瓦斯抽放形式有多种,本煤层抽放是其主要形式。
12.
The application of gas drainage technology in high Level drainage roadway in the Wulan Mine
高位抽放巷瓦斯抽放技术在乌兰矿的应用
13.
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
14.
ConstructionTechnology of Vertical Pipe Shaft forDraining Gas in TangAn Coal Mine
唐安煤矿瓦斯管道抽放竖井施工技术
15.
Primary Study on the Effect of Gas Drainage on Coal Seam Water Infusion
瓦斯抽放对煤层注水效果的影响初探
16.
Comprehensive Gas Drainage Technology Applied to Zhuzhuang Mine
瓦斯综合抽放技术在朱庄煤矿的应用
17.
Analysis of Factors of Gas Drainage and Countermeasures
瓦斯抽放效果的影响因素分析及对策
18.
Practice on Gas Suction at Roadway with 1018 Crossheading Floor in Jianxin Colliery
建新矿1018顺槽底板巷瓦斯抽放实践