Horizontal well is with rightting boosting fishing device
YE DEBIN, YAN TAO, WU DONGSHENG, ZHAO JIANHUA, ZHANG YAOXIAN, QIN XINDE
Year of Publication 09.12.2015
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Year of Publication 09.12.2015
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While-drilling reversing device
WANG DENGBO, QIN XI, WU DONGSHENG, ZHOU XUCHENG, ZHANG BIN, ZHANG YONG, ZHANG YAOXIAN, QIN XINDE
Year of Publication 21.02.2020
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Year of Publication 21.02.2020
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Put in unlocking device
YAN TAO, WU DONGSHENG, ZHOU XUCHENG, LIU AIGUO, CHEN TAO, HE YIHUI, ZHANG YAOXIAN, QIN XINDE
Year of Publication 27.03.2018
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Year of Publication 27.03.2018
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It is wireless along with pulling and running tool and unlocking device that bore measuring instrument
LI YUNZHI, WU DONGSHENG, YANG JIAWEI, CHENG HONGWEI, FU GUANGJUN, ZHANG PENGXIANG, ZHANG YAOXIAN, LEI HUACAI, QIN XINDE
Year of Publication 22.01.2019
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Year of Publication 22.01.2019
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Releasing unlocking device
YAN TAO, WU DONGSHENG, ZHOU XUCHENG, LIU AIGUO, CHEN TAO, HE YIHUI, ZHANG YAOXIAN, QIN XINDE
Year of Publication 17.10.2017
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Year of Publication 17.10.2017
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