GB/T 20966-2007
ActiveDetermination of particle size distribution for colliery powders
煤矿粉尘粒度分布测定方法
Application Summary AI generated
This standard specifies the test methods for determining the particle size distribution of coal mine dust, including sampling, sieving, and sedimentation analysis procedures. It is applied in the coal mining industry for evaluating dust explosion hazards, assessing occupational health risks from respirable dust, and verifying the effectiveness of dust control systems in underground and surface 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.