gb29021
gb29021, Total:2 items.
The international standard classification for "gb29021" includes: Exploratory and extraction equipment .
The Chinese standard classification for "gb29021" includes: Petroleum drilling & production equipment and instrument .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 29021-2023 Petroleum drilling and production equipment—Beam pumping unit
- GB/T 29021-2012 Petroleum and natural gas industries—Beam pumping units
