AQ 1088-2011 in English
VALIDTechnical Specification of Coal Mine Spraying Polymer for Sealing Ventilation
- Issued on:2011-07-12
- Implemented on:2011-12-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$175.00
Scope
This standard specifies the terms and definitions, requirements, test methods, inspection rules, marking, packaging, transportation and storage of polymer materials used for spraying and plugging air leaks in coal mines (hereinafter referred to as polymer spray materials). This standard is applicable to polymer materials used in coal mines to seal air leakage cracks in coal and rock masses.

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