Drop shaft safety arrangement
CHEN ZIHUI, ZHAO YUE, YIN WEIRONG, ZHU WENZHI, ZHANG GUOSHENG, FENG HONGGANG, ZHAO ERCHENG, ZHAO YONGFENG, LU XUEZHUAN, GUO JIANBING, MA HONGFU, ZHANG XIONGTIAN, LI JIFA
Year of Publication 25.11.2015
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Year of Publication 25.11.2015
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Chute safeguard device
CHEN ZIHUI, ZHAO YUE, YIN WEIRONG, ZHU WENZHI, ZHANG GUOSHENG, FENG HONGGANG, ZHAO ERCHENG, ZHAO YONGFENG, LU XUEZHUAN, GUO JIANBING, MA HONGFU, ZHANG XIONGTIAN, LI JIFA
Year of Publication 18.11.2015
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Year of Publication 18.11.2015
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Method for urgently blocking river dam breach based on array rocket drilling ground anchor
ZHANG XIAOLEI, SUN DONGPO, CHEN JIAN, ZHEN YINGHONG, ZHANG SHILEI, MA HONGFU, PENG JIA
Year of Publication 08.12.2017
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Year of Publication 08.12.2017
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Pressure generation deceleration strip device based on gas -liquid coupling
NI ZIHAN, ZHANG XIAOLEI, YE YIQI, XU ZHIHENG, YI MINGMING, WANG SHIZHUO, MA HONGFU
Year of Publication 01.02.2019
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Year of Publication 01.02.2019
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Drill bit that construction drilling bored concrete pile was used
JIN WENGE, FU LIANHONG, XU BIN, KUANG XINHUI, ZHOU YUEYANG, XU XINZHAN, MA HONGFU, LUO PING
Year of Publication 04.01.2019
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Year of Publication 04.01.2019
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Novel wash and defend water saving system
ZHANG XIAOLEI, LI SIQI, LIU YUHANG, ZENG XINMENG, ZHANG CHAO, MA HONGFU, LIN ZHIWEI
Year of Publication 12.12.2017
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Year of Publication 12.12.2017
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Pressure generation deceleration strip device based on gas-liquid coupling
NI ZIHAN, ZHANG XIAOLEI, YE YIQI, XU ZHIHENG, YI MINGMING, WANG SHIZHUO, MA HONGFU
Year of Publication 23.10.2018
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Year of Publication 23.10.2018
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Drill bit for construction of cast-in-situ bored pile
CHEN BAOCAI, FU LIANHONG, XU BIN, ZHOU YUEYANG, XU XINZHAN, LUO PING, MA HONGFU
Year of Publication 28.09.2018
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Year of Publication 28.09.2018
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Novel bathroom water-saving system
ZHANG XIAOLEI, LI SIQI, LIU YUHANG, ZENG XINMENG, ZHANG CHAO, MA HONGFU, LIN ZHIWEI
Year of Publication 25.08.2017
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Year of Publication 25.08.2017
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Rocket bores earth anchor
SUN YU, ZHANG XIAOLEI, LI LE, HU QIUYUE, SUN DONGPO, ZHEN YINGHONG, MA HONGFU, PENG JIA
Year of Publication 08.05.2018
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Year of Publication 08.05.2018
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Rocket burrowing anchor
SUN YU, ZHANG XIAOLEI, LI LE, HU QIUYUE, SUN DONGPO, ZHEN YINGHONG, MA HONGFU, PENG JIA
Year of Publication 16.01.2018
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Year of Publication 16.01.2018
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Earth's surface is filled and is used screening grid unloader
WU RONG, SHENG RUSEN, WANG LIGUAN, ZENG DACHAO, ZHAO YONGFENG, JIA MINGTAO, SU CHENGZHE, LI SHUCHANG, WANG XIAOPING, TIAN WEI, TANG ZHIXIN, MA HONGFU
Year of Publication 16.11.2018
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Year of Publication 16.11.2018
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Deep mud sampler
FENG KENGXUAN, BU ZHANJU, YANG YONGHUI, LIAN SHAOWU, YANG YI, MA HONGFU, FU PENG, JIN PAN
Year of Publication 12.10.2016
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Year of Publication 12.10.2016
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Machining control method of roof air conditioning air deflector base
CHENG HAO, LIU DONGJUN, LI BAOWANG, MA HONGFU, HUANG JUNJUN, ZHANG MINGWEI
Year of Publication 22.08.2012
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Year of Publication 22.08.2012
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