Shield tail gap measuring device of shield tunneling machine based on ultrasonic ranging
CAO ZEJUN, XIE JINCHANG, NING ZHIJIE, GUO LEI, WEN WANMING, MENG JIANQUAN, LI XIANG, HUANG BINGCHENG
Year of Publication 28.12.2021
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Year of Publication 28.12.2021
Patent
Shield tunneling machine hydraulic fluid rubber pipe anti-disengagement chain device
XUE SONG, LI CHUNGUANG, TAN FU, XIE JINCHANG, GUO LEI, HUANG AN, MENG JIANQUAN, DENG WEI, LI XIANG
Year of Publication 08.02.2022
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Year of Publication 08.02.2022
Patent