SY/T 7489-2020
Connected well drilling technical requirements (English Version)
- Standard No.
- SY/T 7489-2020
- Language
- Chinese, Available in English version
- Release Date
- 2020
- Published By
- 国家能源局
- Latest
- SY/T 7489-2020
SY/T 7489-2020 history
- 2020 SY/T 7489-2020 Connected well drilling technical requirements
