Valve action alarming device and valve
TANG FUJUN, WANG DAYONG, XUE JUN, LIU MEIYOU, CHEN SHU, TONG SHIJUN, PI QIUMEI, ZHUANG XU, XIONG DAGUI, YANG DAZHONG, JIANG PEIBIN, WANG YANQIU, WU GUOLEI, LIU ZHONGFU
Year of Publication 06.05.2015
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Year of Publication 06.05.2015
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Fire extinguisher bracket
MEI CAN, GAO CHANGBAO, WEN YUANJING, XIONG DAGUI, YAN JIANYE, CHENG PENG, FAN YUTAO, HAN FUQUAN, WEN SIMING, YU YUEYUN, ZHAO DONGLI
Year of Publication 07.07.2017
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Year of Publication 07.07.2017
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Electrocautery iron of stretchable automatically power cord
MEI CAN, YAN JIANYE, WEN SIMING, ZHANG YONG, MA XIAOXI, CHEN YUAN, LYU BO, SUN FENGZHI, XIONG DAGUI, YANG CHENGZHANG, YU YUEYUN, CHENG LIN, YANG HUAHONG
Year of Publication 13.03.2018
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Year of Publication 13.03.2018
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Valve action alarm device and valve
TANG FUJUN, XIONG DAGUI, WANG DAYONG, LIU MEIYOU, CHEN SHU, WU GUOLEI, TONG SHIJUN, ZHUANG XU, LIU ZHONGFU, XIAO JIAN, TAN JINGNING
Year of Publication 15.06.2016
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Year of Publication 15.06.2016
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Hand -operated direction valve and operating handle fixing device thereof
MEI CAN, YAN JIANYE, DOU XIAOCHAO, WEN SIMING, ZHANG YONG, WANG CHAOHANG, TANG JIAXIN, MA XIAOXI, DENG MINGJIAN, LYU BO, HU SUMING, SUN FENGZHI, XIONG DAGUI, LIU FEI, YANG CHENGZHANG, YU YUEYUN, WANG BENQIANG, CHENG LIN, LI XIANG, YAN YUNDE, GUO ZONGKE, YANG HUAHONG
Year of Publication 03.04.2018
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Year of Publication 03.04.2018
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Gaseous calibrating installation
MEI CAN, WANG LEI, YAN JIANYE, WANG ZIHUI, LYU GE, WEN SIMING, ZHOU XIAO, ZHANG YONG, LUO GANG, SU PENG, GAO CHANGBAO, LYU BO, HU SUMING, XIONG DAGUI, SUN FENGZHI, CHANG JIJIA, FAN YUTAO, HU YUSHENG, HOU JIANMIN, YANG CHENGZHANG, YU YUEYUN, WANG BENQIANG, GUAN JIANGTAO
Year of Publication 13.03.2018
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Year of Publication 13.03.2018
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Sample extraction valve
YAN RUI, REN JINMING, ZHANG LIANG, GUO JICHEN, WANG CHUNHUI, ZENG QIXIN, LI JUN, LIU MEIYOU, YIN ZEXIN, CHEN SHU, TONG SHIJUN, ZHANG QIANG, HOU DONGQING, ZHUANG XU, XIONG DAGUI, JIANG PEIBIN, SHAN QUANSHENG, CHANG LUNJIE, LI BAOQIANG, WANG JUNCHEN
Year of Publication 07.12.2016
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Year of Publication 07.12.2016
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Packing oil guider at opening of rod-pumped well
XIONG DAGUI, YANG GUOHE, TANG FUJUN, WANG YINGQUAN, LIU MEIYOU, LI JUN, FEI LIN, LU GANG
Year of Publication 20.04.2011
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Year of Publication 20.04.2011
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Sealed safety oil discharge joint for oil tank truck
TANG FUJUN, YANG GUOHE, WANG DAYONG, XUE JUN, LI JUN, LIU MEIYOU, XU WENTAO, GUO FENG, TONG SHIJUN, FEI LIN, XIONG DAGUI, WANG YINGQUAN, YOU XIN, XIA ZHIGANG
Year of Publication 12.12.2012
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Year of Publication 12.12.2012
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Electric pump well tubing head and sealing device
REN JINMING, XIONG DAGUI, ZHONG JIAWEI, SHAN QUANSHENG, XU FENGLING, ZHAO DING, SHEN JIANXIN, WANG HAIKUN, ZHANG YUAN, LU YU
Year of Publication 12.01.2011
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Year of Publication 12.01.2011
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