Guanghong Deng

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Zhuhai, CN

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Patents Applicationslast 30 patents

Information Patent Application
INNER TUBE ASSEMBLY OF DRILL TOOL AND ROPE CORING DRILL TOOL THEREOF
- Publication number 20240218756
- Publication date Jul 4, 2024
- Guangdong Eagler Geological Equipment Technology Co., Ltd
- Xuyong Liu
- E21 - EARTH DRILLING MINING
Information Patent Application
BALL-CLAMP TYPE FALL ARRESTER FOR DRILL PIPE
- Publication number 20230399923
- Publication date Dec 14, 2023
- Guangdong Eagler Geological Equipment Technology Co., Ltd
- Xuyong Liu
- E21 - EARTH DRILLING MINING