GB/T 41042-2021

Guidance for utilization and classification of content of valuable elements in coal

STANDARD published on 31.12.2021

English, Chinese -
electronic design (pdf) (204.00 USD)

The information about the standard:

Designation standards: GB/T 41042-2021
Publication date standards: 31.12.2021
Country: Chinese technical standard
Category: Technical standards GB