Pipe fitting straightness detection device
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, LI NAN, YE GUIQING, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 04.04.2023
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Year of Publication 04.04.2023
Patent
Shaping device for two ports of stainless steel pipe
SUN NAN, SHI LIANG, JIANG YANGANG, SU HAI, LIU DA, YU CUICUI, XU BIN, YE GUIQING, LI NAN, LIU BAOGUI, MAO TAO, LIU QINGMING
Year of Publication 28.03.2023
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Year of Publication 28.03.2023
Patent
Spatial positioning expansion mechanism of water pipe forming die
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, LI NAN, YE GUIQING, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 24.03.2023
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Year of Publication 24.03.2023
Patent
Device for detecting outer diameter of port of spiral groove pipe
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, LI NAN, YE GUIQING, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 14.03.2023
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Year of Publication 14.03.2023
Patent
Pipe fitting straightness detection device
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, LI NAN, YE GUIQING, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 14.03.2023
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Year of Publication 14.03.2023
Patent
Water pipe space size testing fixture
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, YE GUIQING, LI NAN, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 14.03.2023
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Year of Publication 14.03.2023
Patent
Clamping die suitable for EGR connecting pipe
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, LI NAN, YE GUIQING, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 07.03.2023
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Year of Publication 07.03.2023
Patent
Corrugated pipe laser welding auxiliary device
SUN NAN, SHI LIANG, JIANG YANGANG, SU HAI, LIU DA, YU CUICUI, XU BIN, YE GUIQING, LI NAN, LIU BAOGUI, MAO TAO, LIU QINGMING
Year of Publication 03.03.2023
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Year of Publication 03.03.2023
Patent
EGR pipe elastic taper pin positioning device
SUN NAN, SU HAI, JIANG YANGANG, SHI LIANG, LIU DA, YU CUICUI, XU BIN, YE GUIQING, LI NAN, LIU BAOGUI, MAO TAO, LIU QINGMING
Year of Publication 03.03.2023
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Year of Publication 03.03.2023
Patent
Press fitting tool for conical positioning flow guide pipe
SUN NAN, SHI LIANG, SU HAI, JIANG YANGANG, LIU DA, YU CUICUI, XU BIN, YE GUIQING, LI NAN, LIU BAOGUI, MAO TAO, LIU QINGMING
Year of Publication 03.03.2023
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Year of Publication 03.03.2023
Patent
Corrugated pipe laser welding auxiliary method
SUN NAN, SHI LIANG, JIANG YANGANG, SU HAI, LIU DA, YU CUICUI, XU BIN, YE GUIQING, LI NAN, LIU BAOGUI, MAO TAO, LIU QINGMING
Year of Publication 24.02.2023
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Year of Publication 24.02.2023
Patent
EGR pipe airtightness detection device
SU HAI, YU CUICUI, XU BIN, LIU QINGMING, SUN NAN, JIANG YANGANG, SHI LIANG, LIU DA, YE GUIQING, LI NAN, LIU BAOGUI, YANG JIAN, MAO TAO
Year of Publication 17.02.2023
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Year of Publication 17.02.2023
Patent
Thin-wall double-layer corrugated pipe inner rotary cutting device and lathe provided with same
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, YE GUIQING, LI NAN, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 17.02.2023
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Year of Publication 17.02.2023
Patent
Necking device for stainless steel pipe
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, LIU DA, YU CUICUI, XU BIN, YE GUIQING, LI NAN, LIU BAOGUI, MAO TAO, LIU QINGMING
Year of Publication 17.02.2023
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Year of Publication 17.02.2023
Patent
One-mold multi-cavity water swelling forming device
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, LI NAN, YE GUIQING, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 17.02.2023
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Year of Publication 17.02.2023
Patent
CSP1814 base plate based on surface acoustic wave device encapsulation
ZHANG ZHONGYUN, ZHANG ZHENG, JIANG YANGANG, LIU CHANGSHUN, LIU SHAOKAN
Year of Publication 19.06.2018
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Year of Publication 19.06.2018
Patent
Automatic round pipe feeding device
SUN NAN, SU HAI, SHI LIANG, JIANG YANGANG, YU CUICUI, LI NAN, YE GUIQING, LIU BAOGUI, TANG YIHONG, WANG ZHENQING, MAO TAO
Year of Publication 13.01.2023
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Year of Publication 13.01.2023
Patent
Lifting device for EGR pipe underwater airtight test
SUN NAN, SHI LIANG, JIANG YANGANG, LIU DA, YU CUICUI, XU BIN, YE GUIQING, LI NAN, LIU BAOGUI, MAO TAO, LIU QINGMING
Year of Publication 13.12.2022
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Year of Publication 13.12.2022
Patent