Rubber-tyred coupler with detection function
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Year of Publication 12.03.2014
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Waterproof structure of oil film bearing
ZHANG ZHIYONG, YANG XIAOYU, DONG JINBIAO, DONG XIRONG, XIE ZHIWEN, HOU SHUPING
Year of Publication 16.10.2013
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Year of Publication 16.10.2013
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Welding positioning device for scale removal water nozzle
DONG JINBIAO, SUN KE, ZHAO WENQIU, MENG GANG, DONG XIRONG, HAO LIGUO, QIN MIAN
Year of Publication 26.09.2012
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Year of Publication 26.09.2012
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Oil tank draining device
SONG BINGJUN, YIN YANRONG, ZHANG ZHIYONG, ZHAO LUNFENG, SUN KE, DONG XIRONG
Year of Publication 01.02.2012
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Year of Publication 01.02.2012
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Flange joint leakproof device
SONG BINGJUN, ZHANG ZHIYONG, ZHAO LUNFENG, DOU SUOMIN, DONG XIRONG, WU JIANRONG
Year of Publication 01.02.2012
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Year of Publication 01.02.2012
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Articulated pipe joint sealing device
SONG BINGJUN, ZHANG ZHIYONG, ZHAO LUNFENG, DOU SUOMIN, DONG XIRONG, WU JIANRONG
Year of Publication 01.02.2012
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Year of Publication 01.02.2012
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