This standard specifies the identification methods and approval procedures for coal and gas outburst mines. This standard is applicable to the identification of coal and gas outburst mines in underground coal mines across the country.
MT 637-1996 history
2006AQ 1024-2006 Specification for identification of coal and gas outburst mine
1996MT 637-1996 Coal and gas outburst mine identification specification
MT 637-1996 Coal and gas outburst mine identification specification was changed to AQ 1024-2006 Specification for identification of coal and gas outburst mine.