Yong Jiang

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Hebei, CN

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic power system for downhole device and downhole device
- Patent number 12,025,159
- Issue date Jul 2, 2024
- China Oilfield Services Limited
- Zhibin Tian
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Downhole oil level detection device
- Patent number 11,788,405
- Issue date Oct 17, 2023
- China Oilfield Services Limited
- Zhibin Tian
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
HYDRAULIC POWER SYSTEM FOR DOWNHOLE DEVICE AND DOWNHOLE DEVICE
- Publication number 20220260094
- Publication date Aug 18, 2022
- China Oilfield Services Limited
- Zhibin TIAN
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
DOWNHOLE OIL LEVEL DETECTION DEVICE
- Publication number 20220154573
- Publication date May 19, 2022
- China Oilfield Services Limited
- Zhibin Tian
- E21 - EARTH DRILLING MINING
Information Patent Application
CORE DETECTION DEVICE OF CORING INSTRUMENT
- Publication number 20210285849
- Publication date Sep 16, 2021
- CHINA NATIONAL OFFSHORE OIL CORPORATION
- Zhibin Tian
- G01 - MEASURING TESTING