Horse head pin taking-out device
HOU QINGBO, WU LIANYONG, JIANG XIAO, LIU JUN, LI XIN, CUI YANGANG, YANG LIHUA, HAN WEI, LIU ZHUANYANG, LIU ZENGXU, RAO DELIN, ZHANG WEI, SU JUNHUI
Year of Publication 12.07.2024
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Year of Publication 12.07.2024
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Safety baffle for rod-pumped well
LIAN FUWEI, CHEN XIANG, HUANG QUN, ZHONG XIAOYU, LIU JINHONG, SHI KUN, ZHANG BOCHEN, LIU ZHUANYANG, JI HONGJUN, WANG YANGLI, RAO DELIN, ZHANG NA, ZHAO TAO
Year of Publication 23.04.2024
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Year of Publication 23.04.2024
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Special clean bucket of oil transportation centrifugal pump safety
KOU DAN, LIU ZHUANYANG, ZHOU MINGWANG, SHEN HONGYAN, RAO DELIN, XIAO BING, YAN HAIFENG
Year of Publication 14.10.2015
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Year of Publication 14.10.2015
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Pumping unit gear oil monitoring device
ZHAO HAITAO, ZHANG HAISHAN, BING SHENGBIN, SONG JINGXIN, FENG LINGZHI, DU XIANGYI, SHI KUN, ZOU JIYAN, LIU ZHUANYANG, ZHANG YOUXING, JI HONGJUN, HU YANJUN, QUAN HAIBO, CHANG XUKUN, LIU LI
Year of Publication 16.06.2023
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Year of Publication 16.06.2023
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Anti-falling type limiting sucker rod device
ZHU MINGZHE, HU XIAOLONG, MA XIANGBO, NIE XIN, CUI WENGE, CAO JIANXIN, NING XIAOFEI, XU ZHIQIANG, MU TAIJI, YANG LIHUA, ZHANG QIANG, PANG RUIBO, LIU ZHUANYANG, LIU HAILIN, XIAN LINXIANG, LYU HONGCHAO, LIU JIANGQIN, RAO DELIN
Year of Publication 18.07.2023
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Year of Publication 18.07.2023
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LNG transport ship insulation box
ZHANG HONGCE, ZHU MINGZHE, WANG TAO, HU XIAOLONG, DU CHAOXI, FAN ZEHUI, NIE XIN, CUI WENGE, NING XIAOFEI, MU TAIJI, LIANG JUNXIANG, WU HAISHENG, SUN NING, LIU ZHUANYANG, LIU HAILIN, LIU JIANGQIN, SU XIAOLIANG, RAO DELIN
Year of Publication 18.07.2023
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Year of Publication 18.07.2023
Patent
Blowout-preventing gland of oil wellhead sealing device
SUN HONGYAN, LIU ZHUANYANG, ZENG LIGUI, SHEN HONGYAN, JIA YONGWEI, GE LI, RAO DELIN, XIA YUNPENG
Year of Publication 08.07.2015
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Year of Publication 08.07.2015
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Waterproof air compressor
XU ZHENMIN, ZHU MINGZHE, MA XIANGBO, DAI FEI, FAN ZEHUI, DAI JINYANG, CAI JUN, CAO JIANXIN, XU ZHIQIANG, ZHAO CHUNLEI, LIANG JUNXIANG, HOU YUTING, CAO LIANG, LIU ZHUANYANG, WANG GANG, LYU HONGCHAO, RAO DELIN, SUI ZHENYU
Year of Publication 04.07.2023
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Year of Publication 04.07.2023
Patent
Quick dismounting and mounting device for end cover of motor junction box
ZHAO HAITAO, ZHANG HAISHAN, LUO XIANYIN, YAN BAIYANG, TIAN JUN, WANG SHANGDIAN, FENG LINGZHI, DU XIANGYI, LIU ZHUANYANG, ZOU JIYAN, JI HONGJUN, ZHANG LI, DU SHOUGANG, CHANG XUKUN, LIU LI, JIN FENG
Year of Publication 30.06.2023
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Year of Publication 30.06.2023
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Sleeve milling shoe for repairing and milling sleeve
ZHANG LIANG, WU LIANYONG, YANG HAO, FAN LIMING, HAN ZHIJUN, JIANG QUAN, XIE CHENGUANG, ZHAO JINGDANG, GUAN XING, YAN AIJUN, DANG FUMING, ZHANG MINGFAN, ZHEN YUNFENG, LIU ZHUANYANG, LIU XUDONG, WANG YONGQUAN, JIANG TAO, RAO DELIN, SHAO XINGUANG, SUN RUI, SHAO WEIGUANG, ZHAO LU, CAI YINGXIONG, WANG FENGRUI
Year of Publication 13.06.2023
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Year of Publication 13.06.2023
Patent
Efficient sleeve milling tool
ZHANG LIANG, WU LIANYONG, YANG HAO, FAN LIMING, HAN ZHIJUN, JIANG QUAN, XIE CHENGUANG, ZHAO JINGDANG, GUAN XING, YAN AIJUN, DANG FUMING, ZHANG MINGFAN, ZHEN YUNFENG, LIU ZHUANYANG, LIU XUDONG, WANG YONGQUAN, JIANG TAO, RAO DELIN, SHAO XINGUANG, SUN RUI, SHAO WEIGUANG, ZHAO LU, CAI YINGXIONG, WANG FENGRUI
Year of Publication 30.05.2023
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Year of Publication 30.05.2023
Patent