Xuzhou Zhongkuang Backfilling & Mining Technology Co., Ltd.

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Jiangsu, CN

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Patents Grantslast 30 patents

Information Patent Grant
Mine exploitation based on stoping, separation and filling control
- Patent number 11,143,025
- Issue date Oct 12, 2021
- China University of Mining and Technology
- Jixiong Zhang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
MINE EXPLOITATION, SEPARATION AND FILING, AND X EXPLOITATION
- Publication number 20210148228
- Publication date May 20, 2021
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Jixiong ZHANG
- E21 - EARTH DRILLING MINING
Information Patent Application
MINE EXPLOITATION BASED ON STOPING, SEPARATION AND FILLING CONTROL
- Publication number 20200408094
- Publication date Dec 31, 2020
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Jixiong ZHANG
- E21 - EARTH DRILLING MINING
Information Patent Application
MINE EXPLOITATION, SEPARATION, FILLING AND TREATMENT EXPLOITATION M...
- Publication number 20200378256
- Publication date Dec 3, 2020
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Jixiong ZHANG
- E21 - EARTH DRILLING MINING

Trademarklast 30 trademarks