Sinopec Petroleum Engineering Technology Research Institute Co., Ltd.
7 patents in portfolio
- US12480365utility2025State Self-adaptive Turbine Type Pulse Generator and Downhole Drilling Tool0 cites
- US12129728utility2024Downhole Blowout Preventer and Blowout Prevention Operation Method0 cites
- US12031410utility2024Well Drilling Tool and Method for Determining Parameter Thereof0 cites
- US11952860utility2024Staged Cementing Device and Staged Cementing Method0 cites
- US11946342utility2024Drilling Tool0 cites
- US11920437utility2024Well Drilling Acceleration Tool0 cites
- US11898417utility2024Drilling Speed Increasing Device0 cites