Jianqiang CHEN

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Qingdao City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Fiber pre-dispersing device for fiber reinforced concrete
- Patent number 11,731,314
- Issue date Aug 22, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Jianqiang Chen
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Steeply-inclined ultra-thick coal seam gas control method based on...
- Patent number 11,149,527
- Issue date Oct 19, 2021
- Shandong University of Science and Technology
- Gang Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
FIBER PRE-DISPERSING DEVICE FOR FIBER REINFORCED CONCRETE
- Publication number 20230234260
- Publication date Jul 27, 2023
- QINGDAO UNIVERSITY OF TECHNOLOGY
- Jianqiang Chen
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
STEEPLY-INCLINED ULTRA-THICK COAL SEAM GAS CONTROL METHOD BASED ON...
- Publication number 20210246767
- Publication date Aug 12, 2021
- Gang WANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...