CN203718228U - 气密性试验用快速接头 - Google Patents
气密性试验用快速接头 Download PDFInfo
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- CN203718228U CN203718228U CN201320827893.8U CN201320827893U CN203718228U CN 203718228 U CN203718228 U CN 203718228U CN 201320827893 U CN201320827893 U CN 201320827893U CN 203718228 U CN203718228 U CN 203718228U
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- pipe interface
- pipeline interface
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CN201320827893.8U CN203718228U (zh) | 2013-12-16 | 2013-12-16 | 气密性试验用快速接头 |
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CN201320827893.8U CN203718228U (zh) | 2013-12-16 | 2013-12-16 | 气密性试验用快速接头 |
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CN203718228U true CN203718228U (zh) | 2014-07-16 |
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CN201320827893.8U Expired - Fee Related CN203718228U (zh) | 2013-12-16 | 2013-12-16 | 气密性试验用快速接头 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107905757A (zh) * | 2017-12-18 | 2018-04-13 | 中国石油天然气股份有限公司 | 试井双通道防喷管 |
CN108663166A (zh) * | 2018-08-13 | 2018-10-16 | 山东省产品质量检验研究院 | 一种消防接口密封耐压试验工装 |
CN112797240A (zh) * | 2021-01-12 | 2021-05-14 | 山东国铭球墨铸管科技有限公司 | 一种自锚式管道接口结构 |
CN113007456A (zh) * | 2021-03-15 | 2021-06-22 | 山东国铭球墨铸管科技有限公司 | 一种拉管法施工用自锚式球墨铸管 |
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2013
- 2013-12-16 CN CN201320827893.8U patent/CN203718228U/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107905757A (zh) * | 2017-12-18 | 2018-04-13 | 中国石油天然气股份有限公司 | 试井双通道防喷管 |
CN108663166A (zh) * | 2018-08-13 | 2018-10-16 | 山东省产品质量检验研究院 | 一种消防接口密封耐压试验工装 |
CN112797240A (zh) * | 2021-01-12 | 2021-05-14 | 山东国铭球墨铸管科技有限公司 | 一种自锚式管道接口结构 |
CN113007456A (zh) * | 2021-03-15 | 2021-06-22 | 山东国铭球墨铸管科技有限公司 | 一种拉管法施工用自锚式球墨铸管 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 116000, 68-2, long live street, Shahekou District, Liaoning, Dalian Patentee after: DALIAN PRODUCT QUALITY INSPECTION INSTITUTE Address before: 116021, 68-2, long live street, Shahekou District, Liaoning, Dalian Patentee before: DALIAN PRODUCT QUALITY SUPERVISION INSPECTION INSTITUTE |
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CP03 | Change of name, title or address | ||
TR01 | Transfer of patent right |
Effective date of registration: 20200309 Address after: 116000 Room 813, Free Trade Building, Dalian Free Trade Zone, Liaoning Province Patentee after: Dalian product quality inspection and Testing Research Institute Co.,Ltd. Address before: 116000, 68-2, long live street, Shahekou District, Liaoning, Dalian Patentee before: DALIAN PRODUCT QUALITY INSPECTION INSTITUTE |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 Termination date: 20201216 |
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CF01 | Termination of patent right due to non-payment of annual fee |