Lei TANG

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Chengdu City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Integrated piling tool with continuous drilling and circulation pou...
- Patent number 11,873,689
- Issue date Jan 16, 2024
- SOUTHWEST PETROLEUM UNIVERSITY
- Jialin Tian
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical automatic vertical drilling tool
- Patent number 11,608,731
- Issue date Mar 21, 2023
- SOUTHWEST PETROLEUM UNIVERSITY
- Jialin Tian
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mechanical rotary steering drilling tool
- Patent number 11,542,753
- Issue date Jan 3, 2023
- SOUTHWEST PETROLEUM UNIVERSITY
- Jialin Tian
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multi-function drilling tool
- Patent number 11,542,751
- Issue date Jan 3, 2023
- SOUTHWEST PETROLEUM UNIVERSITY
- Jialin Tian
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Downhole Signal Receiving and Transmitting Device
- Publication number 20220364462
- Publication date Nov 17, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Jialin TIAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Mechanical Rotary Steering Drilling Tool
- Publication number 20220186563
- Publication date Jun 16, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Jialin TIAN
- E21 - EARTH DRILLING MINING
Information Patent Application
Mechanical Automatic Vertical Drilling Tool
- Publication number 20220186599
- Publication date Jun 16, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Jialin TIAN
- E21 - EARTH DRILLING MINING
Information Patent Application
Multi-Function Drilling Tool
- Publication number 20220186560
- Publication date Jun 16, 2022
- SOUTHWEST PETROLEUM UNIVERSITY
- Jialin TIAN
- E21 - EARTH DRILLING MINING
Information Patent Application
Integrated Piling Tool with Continuous Drilling and Circulation Pou...
- Publication number 20220162919
- Publication date May 26, 2022
- SouthWest Petroleum University
- Jialin TIAN
- E21 - EARTH DRILLING MINING