Ruipeng Qian

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Taiyuan City, CN

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Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR RECOVERING RESIDUAL COAL PILLARS BY FREEZING WATER ACCUM...
- Publication number 20250163804
- Publication date May 22, 2025
- Taiyuan University of Technology
- Jun GUO
- E21 - EARTH DRILLING MINING
Information Patent Application
ELECTRIC-PULSE FRACTURING DEVICE AND METHOD FOR HARD ROOF OF COAL M...
- Publication number 20250154868
- Publication date May 15, 2025
- TAIYUAN UNIVERSITY OF TECHNOLOGY
- Guorui Feng
- E21 - EARTH DRILLING MINING