Rui MA

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Qingdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Intra-layer reinforcement method, and consolidation and reconstruct...
- Patent number 11,905,812
- Issue date Feb 20, 2024
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Yuhuan Bu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of cement for well cementing in penetrated hydrate layer
- Patent number 11,719,658
- Issue date Aug 8, 2023
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Yuhuan Bu
- E21 - EARTH DRILLING MINING
Information Patent Grant
High-strength geopolymer hollow microsphere, preparation method the...
- Patent number 11,685,683
- Issue date Jun 27, 2023
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Huajie Liu
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Cement performance evaluation device and cement design method for c...
- Patent number 11,567,018
- Issue date Jan 31, 2023
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Huajie Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
DESIGN METHOD OF CEMENT FOR WELL CEMENTING IN PENETRATED HYDRATE LAYER
- Publication number 20230091934
- Publication date Mar 23, 2023
- China University of Petroleum (East China)
- Yuhuan BU
- G01 - MEASURING TESTING
Information Patent Application
INTRA-LAYER REINFORCEMENT METHOD, AND CONSOLIDATION AND RECONSTRUCT...
- Publication number 20230063437
- Publication date Mar 2, 2023
- China University of Petroleum (East China)
- Yuhuan BU
- E21 - EARTH DRILLING MINING
Information Patent Application
CEMENT PERFORMANCE EVALUATION DEVICE AND CEMENT DESIGN METHOD FOR C...
- Publication number 20220236203
- Publication date Jul 28, 2022
- China University of Petroleum (East China)
- Huajie LIU
- E21 - EARTH DRILLING MINING
Information Patent Application
HIGH-STRENGTH GEOPOLYMER HOLLOW MICROSPHERE, PREPARATION METHOD THE...
- Publication number 20200002210
- Publication date Jan 2, 2020
- China University of Petroleum (East China)
- Huajie LIU
- C03 - GLASS MINERAL OR SLAG WOOL