Positioning marking rod with stable structure for geological survey
GUO XILIN, TANG WENJUN, HAN SONGLI, DU CHONG, YANG SHUJUN, WU JINGJING
Year of Publication 29.09.2023
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Year of Publication 29.09.2023
Patent
Anchor rod hole flushing device
DU BAOLONG, ZHANG BAOXIANG, TANG WENJUN, HAN SONGLI, WU JINGJING, YANG SHUJUN
Year of Publication 27.06.2023
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Year of Publication 27.06.2023
Patent
Geological drilling device
ZHANG BAOXIANG, GUO XILIN, TANG WENJUN, HAN SONGLI, YANG SHUJUN, WANG CHAO, WU JINGJING
Year of Publication 20.06.2023
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Year of Publication 20.06.2023
Patent
Positioning auxiliary device for jumbolter
ZHANG BAOXIANG, GUO XILIN, TANG WENJUN, HAN SONGLI, YANG SHUJUN, WANG CHAO, WU JINGJING
Year of Publication 20.06.2023
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Year of Publication 20.06.2023
Patent
Flexible drainage unit, flexible drainage system and flexible drainage system combination method
LI QIN, LIU LIJIE, GUO JINGZHE, YANG SANCHUN, HAN SONGLI, GUO YISHUAI, LI PENGFEI
Year of Publication 05.04.2024
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Year of Publication 05.04.2024
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Portable laser steel bar positioning instrument
DU BAOLONG, ZHANG BAOXIANG, LIU DEGUO, HAN SONGLI, LI CHAORAN, GAO JIDONG, YANG SHUJUN, LIANG HUAN
Year of Publication 14.11.2023
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Year of Publication 14.11.2023
Patent
Wet spraying slicking device for tunnel
YUE JINWEN, DU BAOLONG, ZHANG BAOXIANG, HAN SONGLI, LIU DEGUO, YANG SHUJUN, DUO HAOXIANG, XIE WANCHENG
Year of Publication 22.08.2023
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Year of Publication 22.08.2023
Patent