Sudden-coal-falling-prevention device for main inclined shaft loading point

The utility model particularly provides a sudden-coal-falling-prevention device for a main inclined shaft loading point. The problems that potential safety hazards are caused and a main inclined shaft breaks down and can not normally conduct production when sudden coal falling happens to an existing...

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Bibliographische Detailangaben
Hauptverfasser: CAI ZHIJUN, GUO JIN'GANG, LI LIYUAN, CUI MINGKUI, GAO JIANWEI, ZHAO JIANWEI, WANG CHENG, ZHANG YI, SUN YINSHAN, SONG SHITAI, LIU JING
Format: Patent
Sprache:eng
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