Glossary of mining terms. Drainage.
STANDARD published on 18.2.1971
Designation standards: BS 3618-4:1971
Publication date standards: 18.2.1971
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: British technical standard
Category: Technical standards BS
ISBN: 0 580 06108 6 Status: Confirmed