Underwater air pressure test device and method for metal pipe
WANG ZHIDONG, ZHOU XIANGDONG, PU HAIYONG, LIU WEI, WANG JIELI, PU YILONG
Year of Publication 12.04.2022
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Year of Publication 12.04.2022
Patent
Sheath coil pipe material frame for through ground wire
WANG ZHIDONG, ZHOU XIANGDONG, PU HAIYONG, LIU WEI, WANG JIELI, PU YILONG
Year of Publication 12.04.2022
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Year of Publication 12.04.2022
Patent
Preparation method of high-strength and wear-resistant copper alloy pipe
PU HAIYONG, ZHOU XIANGDONG, ZHENG XIAOFEI, ZENG QIUTING, GAO XIN, LI SHUPING
Year of Publication 17.04.2020
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Year of Publication 17.04.2020
Patent
Method for producing high-strength copper alloy large-sized cast ingot by vacuum melting
PU HAIYONG, ZHOU XIANGDONG, ZHENG XIAOFEI, ZENG QIUTING, GAO XIN, LI SHUPING
Year of Publication 17.04.2020
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Year of Publication 17.04.2020
Patent
Method for producing high-strength copper alloy by adopting semi-continuous casting
PU HAIYONG, ZHOU XIANGDONG, ZHENG XIAOFEI, ZENG QIUTING, GAO XIN, LI SHUPING
Year of Publication 07.04.2020
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Year of Publication 07.04.2020
Patent
Small-diameter copper alloy pipe surface degreasing technology
PAN KUN, WANG ZHIDONG, ZHOU XIANGDONG, PU HAIYONG, GAO XIN, PU YILONG
Year of Publication 27.03.2020
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Year of Publication 27.03.2020
Patent
Microscopic metallographic corrosion method of white copper alloy
LYU SHUIYONG, ZHOU XIANGDONG, PU HAIYONG, CHEN FANG, ZHENG XIAOFEI, GAO XIN
Year of Publication 27.12.2019
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Year of Publication 27.12.2019
Patent