摘要
本文分析了苏海图煤矿1250采煤工作面在采煤过程中瓦斯产生的原因,阐述了本煤层羽状预抽瓦斯技术的工作原理。该技术成功的对采煤过程中产生的瓦斯进行了有效地治理,在技术层面上保证了采煤工作面的安全生产。
The paper analyzes the causes of gas emission during the coal mining process of 1250 working face in Suhaitu mine, illustrates the working principle of the multilateral pre - drainage technology in the coal seam gas. The technology can successfully and effectively control the gas emitted during the mining process, so as to ensure the safe production of coal mining working face at the technical level.
出处
《中国煤层气》
2014年第2期44-47,共4页
China Coalbed Methane
关键词
瓦斯治理
瓦斯抽放
羽状预抽
Gas control
gas drainage
multilateral pre -drainage
