MT 62-1997
Test method and judge rules of safety of permissible electric detonator for coal mining in firedamp (English Version)

Standard No.

MT 62-1997

Language

Chinese, Available in English version

Release Date

1997

Published By

Professional Standard - Coal

Status

Be replaced 2014-06

Replace By

AQ 1103-2014

Latest

AQ 1103-2014

Replace

MT 62-1982

Scope

This standard specifies the instruments, equipment, test conditions, test procedures and judgment rules for underground combustible gas safety tests using electric detonators in coal mines. This standard applies to permitted electric detonators for coal mines.

MT 62-1997 history

• 2014 AQ 1103-2014 Test method and judgment rules for underground flammable gas safety degree of allowable electric detonator in coal mine
• 1997 MT 62-1997 Test method and judge rules of safety of permissible electric detonator for coal mining in firedamp
• 0000 MT 62-1982