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Oil field medicament barrel protection device
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Pipe ditch excavation device and control method thereof
SHI ZIMIN, LI XIANMING, QI DONGTAO, WANG PENG, LIU ZHENGDONG, QI GUOQUAN, ZHUO SHIHU, MAO XUEQIANG, CHANG ZELIANG, ZHU ZENGQIANG, WANG MINGCHONG, LI XUNJI, LI YAJUN
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Year of Publication 18.12.2018
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Hanging ring device of underground corrosion monitoring
ZENG GUANXIN, PENG HUIHUI, YUAN XIAOSHAN, WU CHANGTAO, CHEN YAN, WANG MINGCHONG, JING CHENGJIE
Year of Publication 27.03.2013
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Year of Publication 27.03.2013
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High-efficiency jet flow mixing device
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Year of Publication 01.09.2010
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Year of Publication 01.09.2010
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