Temporary supporting structure for lower corner of coal face
LI HONGXUAN, MENG LEIXUAN, ZHONG LEIGANG, ZHANG KAIYU, ZHANG XINPENG, TIAN ZHENG, ZHONG WENJIN
Year of Publication 03.11.2023
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Year of Publication 03.11.2023
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Long-span supporting device at motor of coal face crusher
ZHANG ZHONGFA, LONG LONG, ZHONG LEIGANG, WU DONG, DU LIN, FAN JIANBO, ZHONG WENJIN
Year of Publication 03.11.2023
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Year of Publication 03.11.2023
Patent