GB/T 42638-2023
ActiveThe direct measuring method of the coal seam gas drainage radius in coal mine—Method of drainage volume
煤矿井下煤层瓦斯抽采半径直接测定方法 抽采量法
Application Summary AI generated
This standard specifies a direct measurement method for determining the effective gas drainage radius in underground coal mines by monitoring the drainage volume from boreholes. It is applied in coal mine safety engineering to evaluate and optimize the spacing of gas drainage boreholes, ensuring efficient methane extraction and reducing the risk of gas outbursts during mining operations.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.