Standard Number: NB/T 51067-2017(NB/T51067-2017)
Chinese:综放工作面顶煤回收技术规范
English:Technical Specification for Top Coal Recovery in Comprehensive Cutting Face
Effective Date:2017-08-01
Standard Applicability:This standard specifies the general requirements of top coal recovery technology of comprehensive discharge working face, coal release process, difficult to vent top coal treatment, initial and final mining coal release, end coal release and on-site management. This standard applies to the process design and technical management of top coal recovery in the comprehensive discharge working face.
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