GB/T 19222-2003
ActiveSampling of coal petrology
煤岩样品采取方法
Application Summary AI generated
This standard specifies the methods for collecting coal samples used in petrological analysis, including procedures for channel, pillar, and drill-core sampling. It is applied in the coal mining industry and geological exploration to ensure representative samples for microscopic examination of coal macerals and minerals. The standard is critical for coal quality assessment, resource evaluation, and research into coal formation and utilization.
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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.