CN205048031U - 一种带有承插口接头的输水用防腐钢管 - Google Patents
一种带有承插口接头的输水用防腐钢管 Download PDFInfo
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106015776A (zh) * | 2016-08-11 | 2016-10-12 | 四川国统混凝土制品有限公司 | 一种免现场焊接钢管及其施工方法 |
CN107314177A (zh) * | 2017-08-11 | 2017-11-03 | 昆山普拉斯克机械制造有限公司 | 承插口、试压方法及管网 |
CN109253346A (zh) * | 2018-10-17 | 2019-01-22 | 山东禹王管业有限公司 | 一种承插口防腐钢管 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106015776A (zh) * | 2016-08-11 | 2016-10-12 | 四川国统混凝土制品有限公司 | 一种免现场焊接钢管及其施工方法 |
CN107314177A (zh) * | 2017-08-11 | 2017-11-03 | 昆山普拉斯克机械制造有限公司 | 承插口、试压方法及管网 |
CN109253346A (zh) * | 2018-10-17 | 2019-01-22 | 山东禹王管业有限公司 | 一种承插口防腐钢管 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Yong Fuqiang Inventor after: Hu Dengxing Inventor after: Zhao Lingshan Inventor after: Ni Dengyu Inventor after: Wang Xiaolin Inventor after: Liu Xiaojun Inventor before: Yong Fuqiang Inventor before: Li Chengguo Inventor before: Gao Wen |
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COR | Change of bibliographic data | ||
CP01 | Change in the name or title of a patent holder | ||
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Address after: 751600 Hexi, Qingtongxia City, Wuzhong City, Ningxia Hui Autonomous Region Patentee after: Ningxia Qinglong Pipe Group Co.,Ltd. Address before: 751600 Hexi, Qingtongxia City, Wuzhong City, Ningxia Hui Autonomous Region Patentee before: NINGXIA QINGLONG PIPES INDUSTRY Co.,Ltd. |