Platform for replacing middle shaft of walking beam of oil pumping unit
ZHOU HONGLIANG, ZHAO BANG, HAN GANG, ZHU GUOJIAN, XU GANG, ZHOU JUBIAO, ZHANG QING
Year of Publication 11.02.2022
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Year of Publication 11.02.2022
Patent
Maintenance platform for tail shaft and tail beam assembly of oil pumping unit
ZHOU HONGLIANG, ZHAO BANG, HAN GANG, ZHU GUOJIAN, XU GANG, ZHOU JUBIAO, ZHANG QING
Year of Publication 11.02.2022
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Year of Publication 11.02.2022
Patent
Maintenance platform for walking beam and horse head of pumping unit
ZHOU HONGLIANG, ZHAO BANG, HAN GANG, ZHU GUOJIAN, XU GANG, ZHOU JUBIAO, ZHANG QING
Year of Publication 11.02.2022
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Year of Publication 11.02.2022
Patent
Fire-free connecting device for oil pipeline
WANG LIANLIAN, CHEN XUNING, ZHAO BANG, ZHOU JUBIAO, FENG KE, ZHANG QING, FEI HONGTAO
Year of Publication 11.01.2022
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Year of Publication 11.01.2022
Patent
Beam maintenance combined tool and maintenance method for oil pumping unit
ZHOU HONGLIANG, ZHAO BANG, HAN GANG, ZHU GUOJIAN, XU GANG, ZHOU JUBIAO, ZHANG QING
Year of Publication 30.11.2021
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Year of Publication 30.11.2021
Patent
Complete derusting device for oil field pipeline
YANG HAO, LIU JUN, LUO JIAN, ZHOU JUBIAO, FENG KE, CAO JIANFENG, WU WEIBING, FEI HONGTAO
Year of Publication 15.03.2022
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Year of Publication 15.03.2022
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Rust removal and corrosion prevention integrated system for oil-water well pipeline
YANG HAO, LIU JUN, LUO JIAN, ZHOU JUBIAO, FENG KE, CAO JIANFENG, WU WEIBING, FEI HONGTAO
Year of Publication 15.03.2022
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Year of Publication 15.03.2022
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Lifting device for pole transformer
HAN DONG, ZENG QI, ZHAO BANG, ZHOU JUBIAO, FENG KE, LYU WENJUN, FEI HONGTAO
Year of Publication 25.01.2022
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Year of Publication 25.01.2022
Patent
Welding platform for oil transportation special-shaped pipe fittings
WANG JIN, WANG LIANLIAN, XIAO ZHANJUN, CHEN XUNING, ZHAO BANG, ZHOU JUBIAO, FENG KE, FEI HONGTAO, LIU MEIXIN
Year of Publication 17.12.2021
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Year of Publication 17.12.2021
Patent
Anti-explosion pipe cutting tool used in narrow space
ZHANG XUEFEI, WANG LIANLIAN, CHEN XUNING, ZHAO BANG, ZHOU JUBIAO, FENG KE, YANG BIN, FEI HONGTAO
Year of Publication 17.12.2021
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Year of Publication 17.12.2021
Patent
Power-failure-free replacement method for pole-mounted transformer
HAN DONG, ZENG QI, ZHAO BANG, ZHOU JUBIAO, FENG KE, LYU WENJUN, FEI HONGTAO
Year of Publication 03.12.2021
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Year of Publication 03.12.2021
Patent
Crane-free replacing tool for field transformer
HAN DONG, ZENG QI, ZHAO BANG, ZHOU JUBIAO, FENG KE, LYU WENJUN, FEI HONGTAO
Year of Publication 03.12.2021
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Year of Publication 03.12.2021
Patent
Portable gas cylinder device for field soft soil work
ZHANG YING, LIU JUN, YANG HAO, XIAO ZHANJUN, ZHAO BANG, HAN GANG, ZHOU JUBIAO, WANG XIANG
Year of Publication 20.11.2020
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Year of Publication 20.11.2020
Patent
Ground simulation test device of downhole instrument
ZHANG DAYONG, LIU JUN, YANG HAO, ZHOU JUBIAO, YU ZHIJIAN, WANG LONG, FEI HONGTAO
Year of Publication 24.03.2020
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Year of Publication 24.03.2020
Patent
Horse head pin of oil pumping unit
LIU JUN, DONG SHENGFEI, ZHOU JUBIAO, XU AIBING, BIAN JINFENG, FEI HONGTAO
Year of Publication 24.03.2020
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Year of Publication 24.03.2020
Patent
Wellhead device for non-pressure oil well annulus testing
ZHANG DAYONG, LIU JUN, YANG HAO, ZHOU JUBIAO, YU ZHIJIAN, WANG LONG, FEI HONGTAO
Year of Publication 20.03.2020
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Year of Publication 20.03.2020
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