Wenfeng Du

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Beijing City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for identifying collapsed coal column
- Patent number 10,302,788
- Issue date May 28, 2019
- CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
- Jingtao Zhao
- G01 - MEASURING TESTING
Information Patent Grant
Method and device for detecting discontinuous body with ground pene...
- Patent number 10,302,758
- Issue date May 28, 2019
- CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
- Suping Peng
- G01 - MEASURING TESTING
Information Patent Grant
Method, apparatus and device of fracture AVO inversion for fracture...
- Patent number 10,281,603
- Issue date May 7, 2019
- BEIJING IVY TECHNOLOGY CO. LTD.
- Xiaoqin Cui
- G01 - MEASURING TESTING
Information Patent Grant
Real-time water-level monitoring system for dumping site of open-pi...
- Patent number 10,053,985
- Issue date Aug 21, 2018
- CHINA UNIVERSITY OF MINING & TECHNOLOGY-BEIJING
- Suping Peng
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL

Patents Applicationslast 30 patents

Information Patent Application
Method and Device for Detecting Discontinuous Body with Ground Pene...
- Publication number 20180335517
- Publication date Nov 22, 2018
- CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
- Suping Peng
- G01 - MEASURING TESTING
Information Patent Application
METHOD AND APPARATUS FOR IDENTIFYING COLLAPSED COAL COLUMN
- Publication number 20180246241
- Publication date Aug 30, 2018
- CHINA UNIVERSITY OF MINING & TECHNOLOGY, BEIJING
- Jingtao Zhao
- G01 - MEASURING TESTING
Information Patent Application
METHOD, APPARATUS AND DEVICE OF FRACTURE AVO INVERSION FOR FRACTURE...
- Publication number 20170059728
- Publication date Mar 2, 2017
- BEIJING IVY TECHNOLOGY CO. LTD.
- Xiaoqin Cui
- G01 - MEASURING TESTING