Major diameter thick wall aluminum barrel's school circle device
CUI YANHUA, WANG RUIMIN, ZHENG NANA, QIU HONGLIANG, LI WEI, LYU HONGRUI, LIU HUIFEN, WANG TING, CHANG JUN, WANG JIANGYONG, NIU YONGJIN
Year of Publication 25.05.2018
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Year of Publication 25.05.2018
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Special horizontal dress jar machine of interior expanding locking hydro -cylinder
CHEN GUANG, YANG HUI, CUI YANHUA, CHEN XIA, LI QING, ZHENG NANA, QIU HONGLIANG, WANG TING, ZHAO ZHENWU, NIU YONGJIN
Year of Publication 11.05.2018
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Year of Publication 11.05.2018
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Servo mechanism corner precise adjustment device
CUI WEIGUO, ZHANG XIAOQIANG, LI YUGUI, LI QING, ZHENG NANA, LIU HUIFEN, WANG JIANGYONG, ZHANG QIANG, FAN WEILI, WEI JINTAO
Year of Publication 10.04.2018
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Year of Publication 10.04.2018
Patent
Tank wagon oil filling riser quick -operation joint subassembly
JIANG ZHONGSHENG, XIAO WUQIANG, LI ZHONGXIN, CHEN FANG, CHEN YAN, ZHENG NANA, GAO HAIJUN, HE SHUZHAN, WANG QUAN, FANG CHUANXING
Year of Publication 09.02.2018
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Year of Publication 09.02.2018
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Precise adjusting device for rotating angle of servo mechanism
CUI WEIGUO, ZHANG XIAOQIANG, LI YUGUI, LI QING, ZHENG NANA, LIU HUIFEN, WANG JIANGYONG, ZHANG QIANG, FAN WEILI, WEI JINTAO
Year of Publication 12.01.2018
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Year of Publication 12.01.2018
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Special horizontal type cylinder assembling machine for internal expanding type locking oil cylinder
CHEN GUANG, YANG HUI, CUI YANHUA, CHEN XIA, LI QING, ZHENG NANA, QIU HONGLIANG, WANG TING, ZHAO ZHENWU, NIU YONGJIN
Year of Publication 09.01.2018
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Year of Publication 09.01.2018
Patent
Circle checking device for large-diameter thick-wall aluminum barrels
CUI YANHUA, WANG RUIMIN, ZHENG NANA, QIU HONGLIANG, LI WEI, LYU HONGRUI, LIU HUIFEN, WANG TING, CHANG JUN, WANG JIANGYONG, NIU YONGJIN
Year of Publication 24.11.2017
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Year of Publication 24.11.2017
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Trachea incision department collection phlegm box
Song Shuixian, Sun Hongchen, Yin Ling, Yi Wei, Duo Lin, Chen Lisai, Zheng Nana, Li Jia, Li Xiongju, Yang Weixia
Year of Publication 24.08.2016
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Year of Publication 24.08.2016
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Big multistage lifting hydraulic cylinder counter weight loading test technology of stroke equips
CHEN GANG, YANG AIPING, BU RUI, LI QINGHE, WANG RUIMIN, ZHANG HAIBING, ZHENG NANA, WU HONGXI, ZHAO ZHENWU, ZHANG HAIXIA, LI BO
Year of Publication 10.04.2018
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Year of Publication 10.04.2018
Patent
Large-stroke technological device for counterweight load test of multi-stage lifting hydraulic cylinders
CHEN GANG, YANG AIPING, BU RUI, LI QINGHE, WANG RUIMIN, ZHANG HAIBING, ZHENG NANA, WU HONGXI, ZHAO ZHENWU, ZHANG HAIXIA, LI BO
Year of Publication 07.11.2017
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Year of Publication 07.11.2017
Patent
Device for demonstrating flying gyro on crystal field
WANG XIAOHUA, BING QIHANG, ZHANG ZHIQIANG, ZHENG NANA, WANG BINRU, XU JIPENG
Year of Publication 14.08.2013
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Year of Publication 14.08.2013
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Elliptical compass
NIU XIANG, ZHENG NANA, NIU PINGZHANG, LIU RANRAN, ZHENG JIAN, SHI YUNJIE
Year of Publication 01.08.2012
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Year of Publication 01.08.2012
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Lathe chuck lock
ZHENG NANA, NIU PINGZHANG, WANG BINRU, LIU RANRAN, ZHENG JIAN, ZHUANG YINGQIANG
Year of Publication 01.08.2012
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Year of Publication 01.08.2012
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Self-light-emitting sanitation working clothes
WANG XIAOHUA, HAN LONG, ZHANG ZHIQIANG, ZHENG NANA, CHENG YALIN, AN PING
Year of Publication 01.08.2012
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Year of Publication 01.08.2012
Patent
Leaking oil recovering device used for loading crane pipe
LI ZHONGXIN, CHEN FANG, LI HONGWEI, LIANG YU, ZHENG NANA, HE SHUZHAN, FANG CHUANXING, MA WEIDONG, WANG QINGCHAO
Year of Publication 14.05.2014
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Year of Publication 14.05.2014
Patent
Crane tube walking alignment device
XIAO WUQIANG, LI ZHONGXIN, CHEN FANG, LI HONGWEI, ZHENG NANA, HE SHUZHAN, REN MANNIAN, MA WEIDONG, FANG CHUANXING, WANG QINGCHAO
Year of Publication 14.05.2014
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Year of Publication 14.05.2014
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