Drainage gas recovery method and device of air-lift combination of foam and plunger
LI CHEN, YANG XUDONG, LI XURI, CUI LICHUN, LI YAODE, JIA YOULIANG, TIAN WEI, YANG YACONG, HAN QIANGHUI, HUI YANNI
Year of Publication 01.05.2018
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Year of Publication 01.05.2018
Patent
Plunger gas-lifting draining device used for horizontal gas well and production method
LI CHEN, LI YAODE, WEI YAMING, LIU SHUANGQUAN, LI LI, BAI XIAOHONG, TIAN WEI, YANG YACONG, HAN QIANGHUI
Year of Publication 05.01.2018
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Year of Publication 05.01.2018
Patent
A device for making up tubular column oil gas well relay formula plunger gas lift flowing back production
BAI PENG, GAO NINGSHENG, LI YAODE, LIU SHUANGQUAN, LI LI, TIAN WEI, CHEN PENG, YANG YACONG, HAN QIANGHUI
Year of Publication 01.12.2017
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Year of Publication 01.12.2017
Patent
Novel method for synthesizing isomeric long-chain alkyl ammonium oxide foam discharging agent
LI CHEN, LI XURI, YANG XUDONG, CUI LICHUN, LI YAODE, LIU SHUANGQUAN, JIA YOULIANG, BAI XIAOHONG, TIAN WEI, YANG YACONG, HUI YANNI, HAN QIANGHUI
Year of Publication 04.09.2018
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Year of Publication 04.09.2018
Patent
High pressure gas well liquid level automatic monitor
Tian Wei, Hui Yanni, Jia Youliang, Fu Gangdan, Bai Xiaohong, Yang Yacong, Li Chen, Liu Shuangquan, Li Li
Year of Publication 10.08.2016
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Year of Publication 10.08.2016
Patent
Plunger detection device
Cui Lichun, Mu Lijun, Hui Yanni, Yang Xudong, Zhao Binbin, Gui Jie, Li Yaode, Tian Wei, Jia Youliang, Fu Gangdan, Yang Yacong, Li Chen, Li Xuri
Year of Publication 31.08.2016
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Year of Publication 31.08.2016
Patent
Packer with agent filling device is arranged to gas well bubble
LI CHEN, YANG XUDONG, LI XURI, LI YAODE, JIA YOULIANG, BAI XIAOHONG, TIAN WEI, YANG YACONG, HUI YANNI, HAN QIANGHUI
Year of Publication 13.07.2016
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Year of Publication 13.07.2016
Patent
Packer with gas well foam scrubbing agent filling device
LI CHEN, YANG XUDONG, LI XURI, JIA YOULIANG, BAI XIAOHONG, TIAN WEI, YANG YACONG, HUI YANNI, HAN QIANGHUI
Year of Publication 30.03.2016
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Year of Publication 30.03.2016
Patent
Gas field foam water drainage bar and preparation method thereof
LI CHEN, CUI LICHUN, FU GANGDAN, WAN HUA, LIU SHUANGQUAN, JIA YOULIANG, HUANG YILI, HUI YANNI, DOU MIAO, LI XURI, JI WENYU, TIAN WEI, YANG YACONG
Year of Publication 14.12.2016
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Year of Publication 14.12.2016
Patent
Integrated device of continuous oil pipe and sand prevention throttler
YANG XUDONG, LI XURI, YANG DANDAN, LIU SHUANGQUAN, BAI XIAOHONG, YANG YACONG, ZHAO BINBIN, HUI YANNI
Year of Publication 26.02.2014
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Year of Publication 26.02.2014
Patent
Multistage plunger gas lifting device for combined tubular column and process
XIAO SHUQIN, LI CHEN, YANG XUDONG, LI XURI, FU GANGDAN, LI YAODE, LIU SHUANGQUAN, TIAN WEI, MU LIJUN, YANG YACONG, HAN QIANGHUI, HUI YANNI
Year of Publication 25.05.2016
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Year of Publication 25.05.2016
Patent
Plunger for gas recovery by discharging water in gas well
CHEN DEJIAN, YANG XUDONG, YU ZHIGANG, JIA YOULIANG, YANG YACONG, ZHANG SHUPING, YAN YINGFEI
Year of Publication 14.11.2012
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Year of Publication 14.11.2012
Patent
Electric submersible pump tubular column for coiled tubing
YANG XUDONG, LI XURI, MA HONGFA, JIA YOULIANG, TIAN WEI, YANG YACONG, HUI YANNI, ZHAO BINBIN
Year of Publication 09.10.2013
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Year of Publication 09.10.2013
Patent
Sand-proof type preset underground throttle with retractable air tap
YANG XUDONG, CUI LICHUN, BAI XIAOHONG, TIAN WEI, YANG YACONG, XU YONG, HUI YANNI
Year of Publication 18.07.2012
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Year of Publication 18.07.2012
Patent
Simply constructed ultrasonic atomization drainage gas recovery device under gas well
YANG XUDONG, LI XURI, LI YAODE, JIA YOULIANG, TIAN WEI, YANG YACONG, HUI YANNI, ZHAO BINBIN
Year of Publication 27.03.2013
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Year of Publication 27.03.2013
Patent
Short joint device for disassembling speed pipe column
YANG XUDONG, LI XURI, CUI LICHUN, FU GANGDAN, LI YAODE, JIA YOULIANG, BAI XIAOHONG, TIAN WEI, YANG YACONG, ZHAO BINBIN, HUI YANNI
Year of Publication 02.04.2014
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Year of Publication 02.04.2014
Patent
Device for automatically dropping foam scrubbing sticks
CHEN DEJIAN, YANG XUDONG, LI YAODE, CHENG XIAOLI, ZHANG JUN, JIA YOULIANG, BAI XIAOHONG, TIAN WEI, YANG YACONG
Year of Publication 18.07.2012
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Year of Publication 18.07.2012
Patent
Downhole throttle device for coiled tubing
ZHU JIANBO, XIAO SHUQIN, YANG XUDONG, WEI YAMING, MA HONGFA, YU ZHIGANG, JIA YOULIANG, TIAN WEI, YANG YACONG, ZHANG SHUPING, ZHAO BINBIN
Year of Publication 24.04.2013
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Year of Publication 24.04.2013
Patent
Flow regulator rubber sleeve dissolution agent putting device
YANG XUDONG, LI XURI, CUI LICHUN, YANG DANDAN, FU GANGDAN, LI YAODE, JIA YOULIANG, BAI XIAOHONG, TIAN WEI, YANG YACONG, ZHAO BINBIN, HUI YANNI
Year of Publication 02.04.2014
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Year of Publication 02.04.2014
Patent
Intelligent injectant-feeding device for gas fields
CHEN DEJIAN, LI XURI, YANG XUDONG, CUI LICHUN, LI YAODE, JIA YOULIANG, BAI XIAOHONG, TIAN WEI, YANG YACONG, ZHANG SHUPING, HUI YANNI, ZHAO BINBIN
Year of Publication 28.11.2012
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Year of Publication 28.11.2012
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