DB41/T 870-2013
Drilling quality standards for exploration of non-coal solid minerals (English Version)
- Standard No.
- DB41/T 870-2013
- Language
- Chinese, Available in English version
- Release Date
- 2013
- Published By
- Henan Provincial Standard of the People's Republic of China
- Latest
- DB41/T 870-2013
DB41/T 870-2013 history
- 2013 DB41/T 870-2013 Drilling quality standards for exploration of non-coal solid minerals
