Bypass gas lifting working barrel for oil and gas field
YANG XIANGQIAN, CHEN HUAN, YU JIFEI, CHEN ZHENGRONG, FAN BAITAO, WANG MINGCHUN, PAN HAO, WANG JINGLI, WEN WEIHAO, XING XUESONG, GUO HUA
Year of Publication 31.05.2022
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Year of Publication 31.05.2022
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A differential pressure sliding sleeve and water injection pipe column
HAN ZHONGXUAN, FANG ZHIGANG, ZHAO SHUO, LI YUNTAO, WEN WEIHAO, MA SHUAIBANG
Year of Publication 09.06.2020
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Year of Publication 09.06.2020
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Jar testing device and testing method thereof
WANG ZHENSONG, YAN BINGBANG, FANG ZHIGANG, MA LONG, WANG JINGLI, ZHAO SHUO, LI YUNTAO, ZHANG FENG, LI MINGPING, WEN WEIHAO, HE JIEXIN
Year of Publication 07.12.2021
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Year of Publication 07.12.2021
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Dampproofing system of infiltration type of historical architecture ground and bottom wall body
YANG YUCHUAN, QIU YUYING, YUE PINGPING, YUAN JIANGBO, YANG GUANGHUI, ZHANG YANFEI, ZHAO GANG, WANG SIYUAN, YUE JIANWEI, WEN WEIHAO, LIN JIAN
Year of Publication 14.09.2018
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Year of Publication 14.09.2018
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Historical building foundation and ground floor wall infiltration moisture protection system and method
YANG YUCHUAN, QIU YUYING, YUAN JIANGBO, YUE PINGPING, YANG GUANGHUI, ZHANG YANFEI, ZHAO GANG, YUE JIANWEI, WANG SIYUAN, WEN WEIHAO, LIN JIAN
Year of Publication 10.08.2018
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Year of Publication 10.08.2018
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Ware is decided with card to plunger gas lift
WEI JIKAI, SUN BINGHENG, REHATI BAYIMULATI, GAO QIANG, WU JIAN, WEN WEIHAO, LI GUODONG, YANG RUCHENG
Year of Publication 04.08.2017
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Year of Publication 04.08.2017
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Concentric double -barrelled water injection well lower seal ware
WANG HONGYING, CHEN JUNWEI, MA LONG, WEN WEIHAO, QI WEILIN, HE JIEXIN, LI ZHICHENG
Year of Publication 08.05.2018
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Year of Publication 08.05.2018
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Gas lift valve dynamic characteristic detection system
WU ZHENGHUA, LEI YU, CHENG ZHIQIANG, LIU FANG, WANG LIANG, WEN WEIHAO, MA SHUAIBANG
Year of Publication 05.10.2016
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Year of Publication 05.10.2016
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High-pressure throwing-in and pulling eccentric gas lift working barrel
SUO MEIJUAN, LIU HUIQIN, SUN BINGHENG, LI YONG, WANG LIANG, MA SHUAIBANG, WEN WEIHAO
Year of Publication 15.01.2014
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Year of Publication 15.01.2014
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Injection valve capable of throwing and salvaging for injecting chemical agent
LIU YOU, HE MINGHUA, TANG TIAN, MA LONG, YIN QINGGUO, WEN WEIHAO, QI WEILIN
Year of Publication 13.02.2013
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Year of Publication 13.02.2013
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Sealing inserting tube for hydraulic release grip for oil and gas fields
FANG ZHIGANG, YANG PING, DING FENGHU, MA SHUAIBANG, WEN WEIHAO, YANG RUCHENG, SUN BIN
Year of Publication 08.06.2011
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Year of Publication 08.06.2011
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Antiseptic, anti-scale and gas-lift integral completion pipe string
WU ZHENGHUA, FANG ZHIGANG, HAN ZHONGXUAN, LI YONG, FENG RENDONG, LIU YING, WU JIAN, WANG LIANG, MA SHUAIBANG, WEN WEIHAO
Year of Publication 24.07.2013
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Year of Publication 24.07.2013
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Downhole injector
LI LUN, WANG TAO, LIU DEJI, LI XIAOHUI, ZHANG LIDONG, CHEN CHAO, XU HAO, ZHU HONGSHUANG, WEN WEIHAO, YIN YUCHUAN
Year of Publication 15.08.2012
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Year of Publication 15.08.2012
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Dispensing tool for gas drilling test instrument
WU ZHENGHUA, FANG ZHIGANG, LI YONG, WANG JINGLI, WANG LIANG, WEN WEIHAO
Year of Publication 25.11.2009
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Year of Publication 25.11.2009
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Oil gas well solid body chemical agent dispenser for oil-gas field
DENG SHENGHUI, LIU DEJI, TANG FAMING, CHEN CHAO, XU HAO, WEN WEIHAO, YIN YUCHUAN
Year of Publication 25.06.2008
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Year of Publication 25.06.2008
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Rotary injection tool applicable to borehole operation in oil and gas field
SUN BINGHENG, WANG HONGYING, LI YONG, TANG TIAN, JIN QINGZHEN, YE ERSHA, WU JIAN, WEN WEIHAO
Year of Publication 29.12.2010
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Year of Publication 29.12.2010
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Circulation sliding sleeve for oil gas field
CHEN ZHENJIE, LIU YOU, FANG ZHIGANG, WANG JINGLI, LIU YING, WANG LIANG, WEN WEIHAO
Year of Publication 28.11.2007
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Year of Publication 28.11.2007
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