XUZHOU BOAN SCIENCE & TECHNOLOGY DEVELOPMENT CO., LTD

Follow

Organization

Jiangsu, CN

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Method for extracting gas by fracturing coal seam through combinati...
- Patent number 11,131,172
- Issue date Sep 28, 2021
- China University of Mining and Technology
- Baiquan Lin
- E21 - EARTH DRILLING MINING
Information Patent Grant
Mine drill, dust suction hood and dust removal device thereof
- Patent number 10,895,120
- Issue date Jan 19, 2021
- China University of Mining and Technology
- Wei Yang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Integrated hole sealing device for loosening blasting and water inj...
- Patent number 10,816,312
- Issue date Oct 27, 2020
- China University of Mining and Technology
- Wei Yang
- F42 - AMMUNITION BLASTING
Information Patent Grant
Multi-stage combustion impact wave coal mass cracking and heat inje...
- Patent number 10,808,514
- Issue date Oct 20, 2020
- China University of Mining and Technology
- Baiquan Lin
- E21 - EARTH DRILLING MINING

Please log in for detailed analytics

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR EXTRACTING GAS BY FRACTURING COAL SEAM THROUGH COMBINATI...
- Publication number 20210148205
- Publication date May 20, 2021
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Baiquan LIN
- E21 - EARTH DRILLING MINING
Information Patent Application
MINE DRILL, DUST SUCTION HOOD AND DUST REMOVAL DEVICE THEREOF
- Publication number 20200199954
- Publication date Jun 25, 2020
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Wei YANG
- E21 - EARTH DRILLING MINING
Information Patent Application
INTEGRATED HOLE SEALING DEVICE FOR LOOSENING BLASTING AND WATER INJ...
- Publication number 20200182597
- Publication date Jun 11, 2020
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Wei YANG
- F42 - AMMUNITION BLASTING
Information Patent Application
MULTI-STAGE COMBUSTION IMPACT WAVE COAL MASS CRACKING AND HEAT INJE...
- Publication number 20200182033
- Publication date Jun 11, 2020
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY
- Baiquan LIN
- E21 - EARTH DRILLING MINING