Preferred term
622.23 Undergrunnssprengning og undergrunnsdrilling
Broader concept
Broader conceptEntry terms
Alternative terms for the concept.- Drilling--utvinning
- Sprengning--utvinning
Identifier
- ocd00155871
Notation
Code that uniquely identifies a concept within a concept scheme.- 622.23
URI
http://dewey.info/class/622.23/e23/