Search Results - "HAI WEIDONG" :: K.UTB vyhledávací portál

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Hierarchical voltage regulation device and positioner control system adopting same

by XIAO XUN, HAI WEIDONG
Year of Publication 27.05.2022

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Patent

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Method for machining positioning keys/grooves of anti-seismic proportion model of nuclear reactor body

by HAI WEIDONG, GUO XIAOLEI
Year of Publication 25.01.2022

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Patent

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Small-section square girder and welding process thereof

by ZUO YONG, HAI WEIDONG
Year of Publication 17.06.2015

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Patent

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Welding method of zirconium oxygen-free copper

by WANG YUEWEN, CAO LIJUN, HAI WEIDONG
Year of Publication 30.04.2021

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Patent

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Locking device for side protection plate of hydraulic support

by HAI WEIDONG
Year of Publication 05.10.2011

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Patent

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Hydraulic support structural member spring tube hole processing and spring tube assembly method

by HAI WEIDONG
Year of Publication 26.01.2011

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Welding monitoring device

by HAI WEIDONG
Year of Publication 12.05.2010

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Novel welding protection mask

by HAI WEIDONG
Year of Publication 12.05.2010

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Hydraulic support structural member spring tube hole processing and spring tube assembly method

by HAI WEIDONG
Year of Publication 09.12.2009

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Emulsion box

by HAI WEIDONG
Year of Publication 24.12.2008

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Small-section square girder and welding process thereof

by ZUO YONG, HAI WEIDONG
Year of Publication 14.11.2012

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Patent

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Automatic welding method of flow production line for hydraulic support grid box type structure members

by BI BAOPING, YAN JIAHU, ZHENG XIGANG, MAO MING, CAI JIANTING, HAI WEIDONG
Year of Publication 07.08.2013

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High-precision positioning device for ball head cast-hole connection pin holes

by ZHAO YUJUAN, SUN JUNMIN, BU ZHIJIE, HAI WEIDONG
Year of Publication 08.09.2010

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Patent

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Automatic welding method of flow production line for hydraulic support grid box type structure members

by BI BAOPING, YAN JIAHU, ZHENG XIGANG, MAO MING, CAI JIANTING, HAI WEIDONG
Year of Publication 09.05.2012

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Patent

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