HG/T 22803-1993
Principles and Regulations for Level 3 (2) Mineral Quantity in Engineering Design of Chemical Mine (English Version)

Standard No.

HG/T 22803-1993

Language

Chinese, Available in English version

Published By

Professional Standard - Chemical Industry

Status

Be replaced 2016-07

Replace By

HG/T 22803-2016

Latest

HG/T 22803-2016

HG/T 22803-1993 history

• 2016 HG/T 22803-2016 The principle and code for reserves of grade 3(2)in chemical mine project
• 1970 HG/T 22803-1993 Principles and Regulations for Level 3 (2) Mineral Quantity in Engineering Design of Chemical Mine