NB/T 10521-2021
Technical requirements for the construction of modern, safe, efficient and green open-pit coal mines (English Version)

Standard No.

NB/T 10521-2021

Language

Chinese, Available in English version

Release Date

2021

Published By

国家能源局

Latest

NB/T 10521-2021

NB/T 10521-2021 history

• 2021 NB/T 10521-2021 Technical requirements for the construction of modern, safe, efficient and green open-pit coal mines