YB/T 4865-2020
Technical Specifications for Internal Discharge of Waste Rock from Open-pit to Underground in Iron Mines (English Version)

Standard No.

YB/T 4865-2020

Language

Chinese, Available in English version

Release Date

2020

Published By

工业和信息化部

Latest

YB/T 4865-2020

YB/T 4865-2020 history

• 2020 YB/T 4865-2020 Technical Specifications for Internal Discharge of Waste Rock from Open-pit to Underground in Iron Mines