Drilling of deep oil wells 037-1212
深油井钻探
Chinese
深油井钻探
English
Drilling of deep oil wells
Spanish
Perforación de pozos petrolíferos profundos
- Term ID
- 037-1212
- Class
- 37
- Type
- Services
- Status
- Active · added, not since modified (A)
- Effective date
- 2017-01-01
- Version
- 11-2017