HG 2292-1992
Annular blowout preventer rubber core (English Version)
- Standard No.
- HG 2292-1992
- Language
- Chinese, Available in English version
- Release Date
- 1992
- Published By
- 化学工业部
- Latest
- HG 2292-1992
HG 2292-1992 history
- 1992 HG 2292-1992 Annular blowout preventer rubber core
