- Water based emulsion compound plugging agent syste...2018-08-20
- Slug plugging system2018-08-20
- Water plugging removal system2018-08-20
- Mud cake removal liquid system for oil-based drill...2018-08-20
- Compound salt high density workover fluid system2018-08-20
- Plugging and returning type workover fluid system2018-08-20
- High temperature complex water temporary liquid bl...2018-08-20
- Complexing water gel temporary plugging system2018-08-20
- Hydrogel completion fluid/workover fluid system2018-08-20
- Biological enzyme gel breaking system for horizont...2018-08-20
- Oxidation gel breaker system for horizontal wells2018-08-20
- Acid soluble high density completion fluid system2018-08-20
- Bromine salt completion fluid system2018-08-20
- Formate completion fluid2018-08-20
- Water proof lock completion fluid system2018-08-20