Taoyuan mine new technology solves the problem of domestic soft rock gas drainage

After two years of field trials and scientific research, the scientific and technological personnel of Huaibei Taoyuan Coal Mine in Anhui Province successfully solved the common technical problems in the “three soft” rock (coal) layer drainage gas, and provided a safe recovery for the mine face. Important Guarantee. At present, this technology has been promoted in the Huaibei mining area. It is reported that after applying the new technology to the 7244 working face of the mine, the gas drainage concentration will increase from the lowest 5% to 59%, the gas drainage rate will reach 78%, and the upper gas angle concentration will be controlled below 0.4%. At the same time, the ergonomics of drilling construction has increased from less than 100 meters to more than 600 meters in the initial month. The mine can save gas treatment costs of 1.2 million yuan per year, achieving a win-win situation for economic benefits and safe production.


(Source: China Industry News)

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