GB/T 31089-2014
ActiveComputation and requirement of recovery ratio of coal mine
煤矿回采率计算方法及要求
Application Summary AI generated
This standard specifies the calculation methods and technical requirements for determining the recovery ratio in coal mining operations. It is applied in Chinese coal mines to evaluate resource utilization efficiency, guide mining design, and support regulatory compliance for sustainable extraction. The standard is used by mining engineers, production planners, and government inspectors to assess and improve coal recovery rates in underground and open-pit mines.
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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.