PNST 369-2019
Mining. Explosion prevention systems for mine workings. General technical requirements

Standard No.

PNST 369-2019

Published By

GOSTR

Latest

PNST 369-2019

PNST 369-2019 history

• 1970 PNST 369-2019 Mining. Explosion prevention systems for mine workings. General technical requirements