High-pressure multi-sealing porous damping speed reduction channel structure
SHAO XUEJUN, ZHANG GUOFENG, DONG XIA, ZHANG JIANBAO, GU ZHENJUN, HAO HONGDA, FAN XIANGHUI, HU JINXIN, CHEN WENXIN, ZHANG NA, WANG JUNGANG, LU YUZHEN, JIANG YAQIN, LI PENGFEI
Year of Publication 05.11.2021
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Year of Publication 05.11.2021
Patent
Ball head and pull-push bolt anti-falling structure for quick valve
SHAO XUEJUN, ZHANG GUOFENG, DONG XIA, ZHANG JIANBAO, GU ZHENJUN, ZHANG JINBIN, HAO HONGDA, FAN XIANGHUI, CHEN WENXIN, ZHANG NA, WANG JUNGANG, LU YUZHEN, JIANG YAQIN, LI PENGFEI
Year of Publication 05.11.2021
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Year of Publication 05.11.2021
Patent
A turning frock clamp for heavy -calibre metal seal butterfly valve butterfly plate
SHAO XUEJUN, YAN XINGHU, LI SHUMIN, HAO HONGDA, JIANG YAQIN, LI PENGFEI
Year of Publication 17.08.2018
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Year of Publication 17.08.2018
Patent
Stepped feeding casting process for large profile section casting
SHAO XUEJUN, DONG XIA, ZHANG JIANBAO, GU ZHENJUN, HAO HONGDA, HU JINXIN, FAN XIANGHUI, CHEN WENXIN, ZHANG NA, WANG JUNGANG, LU YUZHEN, JIANG YAQIN, LI PENGFEI
Year of Publication 01.06.2021
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Year of Publication 01.06.2021
Patent
This structure falls in three -jaw technology flange
ZHANG GUOFENG, GU ZHENJUN, HAO HONGDA, PEI YAOGUI, LI YAJUN, JIANG YAQIN
Year of Publication 05.06.2018
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Year of Publication 05.06.2018
Patent
Configuration optimization's plug valve
YANG XIAOLI, ZHANG JIANBAO, MA XIAODONG, ZHANG JINBIN, HAO HONGDA, FAN XIANGHUI
Year of Publication 08.05.2018
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Year of Publication 08.05.2018
Patent
Integral rocking bar support mechanism
LI SHANFANG, ZHANG GUOFENG, WANG PENGFEI, GU ZHENJUN, HAO HONGDA, CHEN WENXIN, WANG JUNGANG, LU YUZHEN
Year of Publication 17.03.2020
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Year of Publication 17.03.2020
Patent
Guide cone for pressure regulating valve and with combined structure
LI SHANFANG, ZHANG GUOFENG, HAO HONGDA, CHEN WENXIN, FAN XIANGHUI, ZHANG NA, LU YUZHEN, LI PENGFEI
Year of Publication 17.03.2020
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Year of Publication 17.03.2020
Patent
Valve clack structure of stop valve
SHAO XUEJUN, LI SHANFANG, SHANG PEIYUAN, HAO HONGDA, CHEN WENXIN, FAN XIANGHUI, ZHANG NA, LU YUZHEN
Year of Publication 21.02.2020
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Year of Publication 21.02.2020
Patent
Turning work fixture for large-caliber metal seal butterfly valve butterfly plate
SHAO XUEJUN, YAN XINGHU, LI SHUMIN, HAO HONGDA, JIANG YAQIN, LI PENGFEI
Year of Publication 23.02.2018
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Year of Publication 23.02.2018
Patent
Multi-pendulum type automatic centering valve clack sealing structure
SHAO XUEJUN, ZHANG GUOFENG, GE GUANGPING, DONG XIA, ZHANG JIANBAO, GU ZHENJUN, ZHANG JINBIN, HAO HONGDA, XUE XIAODAN, NAN ZHEN, FAN XIANGHUI, HU BAOHONG, HAO QIANG, CHEN WENXIN, YAN WENWEI, ZHANG NA, WANG JUNGANG, LU YUZHEN, JIANG YAQIN, LI PENGFEI
Year of Publication 17.12.2021
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Year of Publication 17.12.2021
Patent
Structure-optimized plug valve
YANG XIAOLI, ZHANG JIANBAO, MA XIAODONG, ZHANG JINBIN, HAO HONGDA, FAN XIANGHUI
Year of Publication 26.01.2018
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Year of Publication 26.01.2018
Patent
Flat body gate valve is consolidated and is strengthened disk seat
MA XIAODONG, ZHANG JINBIN, HAO HONGDA, FAN XIANGHUI, WANG JUNGANG, CHEN QINGLIU
Year of Publication 29.12.2017
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Year of Publication 29.12.2017
Patent
Tower high strength support
ZHANG JIANBAO, ZHANG JINBIN, HAO HONGDA, WANG TIEJUN, WANG JUNGANG, PU TIANWA, CHEN QINGLIU
Year of Publication 31.10.2017
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Year of Publication 31.10.2017
Patent
Device suitable for entry and exit of freighted airship bags through front cabin door
ZHANG LIANG, DAI HAILIN, BIAN YUCHUAN, XING SHUAI, WANG CHENG, HAO HONGDA, WEI YUEE, SHI KAI, WANG PENGFEI, HE YUN, LI DONG, DU RUIZHAO, MENG WEI
Year of Publication 17.06.2015
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Year of Publication 17.06.2015
Patent
Environment -friendly valve body
ZHANG GUOFENG, YAN XINGHU, ZHANG JIANBAO, HAO HONGDA, CHEN QINGLIU, JIANG YAQIN
Year of Publication 24.05.2017
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Year of Publication 24.05.2017
Patent
All -welded ball valve's multiple seal structure
WANG PENGFEI, GU ZHENJUN, HAO HONGDA, PEI YAOGUI, WANG JUNGANG, CHEN QINGLIU
Year of Publication 24.05.2017
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Year of Publication 24.05.2017
Patent
Environment-friendly valve body
ZHANG GUOFENG, YAN XINGHU, ZHANG JIANBAO, HAO HONGDA, CHEN QINGLIU, JIANG YAQIN
Year of Publication 18.01.2017
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Year of Publication 18.01.2017
Patent
Determination method of CO2 displacement minimum miscible pressure of low and ultra-low permeability reservoir
LI WENFENG, WANG ZHIXING, ZHAO FENGLAN, HAO HONGDA, HOU JIRUI, FU ZHONGFENG, HOU LIBIN
Year of Publication 23.06.2017
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Year of Publication 23.06.2017
Patent