HG/T 22815-2016
Specifications for mining design of chemical mine drilling by water soluble method (English Version)

Standard No.

HG/T 22815-2016

Language

Chinese, Available in English version

Published By

Professional Standard - Chemical Industry

Latest

HG/T 22815-2016

HG/T 22815-2016 history

• 1970 HG/T 22815-2016 Specifications for mining design of chemical mine drilling by water soluble method