CN203847907U - 管道柔性封堵装置 - Google Patents
管道柔性封堵装置 Download PDFInfo
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- CN203847907U CN203847907U CN201420254586.XU CN201420254586U CN203847907U CN 203847907 U CN203847907 U CN 203847907U CN 201420254586 U CN201420254586 U CN 201420254586U CN 203847907 U CN203847907 U CN 203847907U
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CN201420254586.XU CN203847907U (zh) | 2014-05-19 | 2014-05-19 | 管道柔性封堵装置 |
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CN201420254586.XU CN203847907U (zh) | 2014-05-19 | 2014-05-19 | 管道柔性封堵装置 |
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CN203847907U true CN203847907U (zh) | 2014-09-24 |
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CN201420254586.XU Expired - Fee Related CN203847907U (zh) | 2014-05-19 | 2014-05-19 | 管道柔性封堵装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110307436A (zh) * | 2019-07-11 | 2019-10-08 | 周纯 | 一种pvc管道尾部封头装置 |
CN113048313A (zh) * | 2021-03-09 | 2021-06-29 | 北京市公用工程设计监理有限公司 | 大口径pe天然气管道超声波焊接施工方法 |
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2014
- 2014-05-19 CN CN201420254586.XU patent/CN203847907U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110307436A (zh) * | 2019-07-11 | 2019-10-08 | 周纯 | 一种pvc管道尾部封头装置 |
CN110307436B (zh) * | 2019-07-11 | 2021-06-04 | 周纯 | 一种pvc管道尾部封头装置 |
CN113048313A (zh) * | 2021-03-09 | 2021-06-29 | 北京市公用工程设计监理有限公司 | 大口径pe天然气管道超声波焊接施工方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: YONGXIN ELECTRICAL TECHNOLOGY GROUP CO., LTD. Free format text: FORMER NAME: YONGXIN ELECTRICAL EQUIPMENT CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 062450, Hebei Province, Cangzhou City, Hejian City, Ying Zhou town on the eastern side of the village gate Patentee after: Yongxin Electrical Technology Group Co., Ltd. Address before: 062450, Hebei Province, Cangzhou City, Hejian City, Ying Zhou town on the eastern side of the village gate Patentee before: Electric Appliance Equipment Co., Ltd of Yongxin |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20190519 |