DB4108/T 8-2023
Technical regulations for sealing and backfilling of vertical abandoned mines (English Version)

Standard No.

DB4108/T 8-2023

Language

Chinese, Available in English version

Release Date

2023

Published By

Henan Provincial Standard of the People's Republic of China

Latest

DB4108/T 8-2023

Scope

Suitable for sealing and backfilling of vertical abandoned mines in Jiaozuo City

DB4108/T 8-2023 history

• 2023 DB4108/T 8-2023 Technical regulations for sealing and backfilling of vertical abandoned mines