Yibo JIANG

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Yantai, CN

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Patents Applicationslast 30 patents

Information Patent Application
Packing Leakage Detection System and Method
- Publication number 20240263630
- Publication date Aug 8, 2024
- YANTAI JEREH OILFIELD SERVICES GROUP CO., LTD.
- Wenlong ZUO
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Power End Housing for Plunger Pump and Plunger Pump Including Power...
- Publication number 20240175435
- Publication date May 30, 2024
- YANTAI JEREH OILFIELD SERVICES GROUP CO., LTD.
- Junlei YAO
- E21 - EARTH DRILLING MINING