Dan Ma

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Xuzhou, CN

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Patents Grantslast 30 patents

Information Patent Grant
System and method for centrifugal intrusion of molten metal into po...
- Patent number 12,202,036
- Issue date Jan 21, 2025
- China University of Mining and Technology
- Jiangyu Wu
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Hydraulic fracturing and cutting cooperative device suitable for ha...
- Patent number 12,188,339
- Issue date Jan 7, 2025
- China University of Mining and Technology
- Dan Ma
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cemented filling material with bionic structure and preparation met...
- Patent number 12,071,375
- Issue date Aug 27, 2024
- China University of Mining and Technology
- Jiangyu Wu
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Grouting material for modifying mudstone, preparation method and ap...
- Patent number 11,780,773
- Issue date Oct 10, 2023
- China University of Mining and Technology
- Jiangyu Wu
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

Information Patent Application
HYDRAULIC FRACTURING AND CUTTING COOPERATIVE DEVICE SUITABLE FOR HA...
- Publication number 20240392669
- Publication date Nov 28, 2024
- China University of Mining and Technology
- Dan MA
- E21 - EARTH DRILLING MINING