DZ 17-1982
Casing tongs for geological core drilling (English Version)
- Standard No.
- DZ 17-1982
- Language
- Chinese, Available in English version
- Release Date
- 1982
- Published By
- Professional Standard - Geology
- Latest
- DZ 17-1982
- Scope
- This standard applies to casing clamps for geological core drilling.
DZ 17-1982 history
- 1982 DZ 17-1982 Casing tongs for geological core drilling
