Fenfei PENG

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Xiangtan, CN

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Patents Grantslast 30 patents

Information Patent Grant
Horizontal drilling machine with an in-situ detection device
- Patent number 11,505,997
- Issue date Nov 22, 2022
- Hunan University of Science and Technology
- Buyan Wan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Horizontal drilling machine with impact device
- Patent number 11,408,227
- Issue date Aug 9, 2022
- Hunan University of Science and Technology
- Buyan Wan
- E21 - EARTH DRILLING MINING
Information Patent Grant
Long-distance core drilling method suitable for a horizontal geolog...
- Patent number 11,408,239
- Issue date Aug 9, 2022
- Hunan University of Science and Technology
- Buyan Wan
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
PRETENSION AND TENSILE IMPACT TEST APPARATUS CAPABLE OF SIMULATING...
- Publication number 20230273104
- Publication date Aug 31, 2023
- HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Yongping JIN
- G01 - MEASURING TESTING
Information Patent Application
HORIZONTAL DRILLING MACHINE WITH IMPACT DEVICE
- Publication number 20220010622
- Publication date Jan 13, 2022
- HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Buyan WAN
- E21 - EARTH DRILLING MINING
Information Patent Application
HORIZONTAL DRILLING MACHINE WITH AN IN-SITU DETECTION DEVICE
- Publication number 20220010624
- Publication date Jan 13, 2022
- HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Buyan WAN
- E21 - EARTH DRILLING MINING
Information Patent Application
LONG-DISTANCE CORE DRILLING METHOD SUITABLE FOR A HORIZONTAL GEOLOG...
- Publication number 20220010640
- Publication date Jan 13, 2022
- HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Buyan WAN
- E21 - EARTH DRILLING MINING