Present Situation and Development Trend of Coal Mine Gas Control in China
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Based on the occurrence regularity of gas accidents in coal mines in China, the development history and current situation of coal mine gas control technology in China are summarized, and the severity of gas accidents in recent years is analyzed. And it is pointed out that the key technologies such as strengthening the control of key hazards of gas accidents, reducing workers in gas-prone sites, further strengthening the research and development of gas extraction technology, and strengthening gas utilization are the key points for future development of gas control in coal mines.
Coal mine, Gas control, Development trend, Key technology