CN213145670U - 一种天然气管道防漏连接结构 - Google Patents
一种天然气管道防漏连接结构 Download PDFInfo
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113738968A (zh) * | 2021-09-02 | 2021-12-03 | 陈玲 | 一种市政工程给排水管道稳固连接结构 |
CN115264203A (zh) * | 2022-08-12 | 2022-11-01 | 中国化学工程第六建设有限公司 | 夹套管一次成型施工工艺 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113738968A (zh) * | 2021-09-02 | 2021-12-03 | 陈玲 | 一种市政工程给排水管道稳固连接结构 |
CN115264203A (zh) * | 2022-08-12 | 2022-11-01 | 中国化学工程第六建设有限公司 | 夹套管一次成型施工工艺 |
CN115264203B (zh) * | 2022-08-12 | 2024-04-19 | 中国化学工程第六建设有限公司 | 夹套管一次成型施工工艺 |
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GR01 | Patent grant | ||
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A leak proof connection structure for natural gas pipeline Effective date of registration: 20220601 Granted publication date: 20210507 Pledgee: Industrial and Commercial Bank of China Limited Jinggangshan sub branch Pledgor: Jiangxi Jinggangshan Natural Gas Co.,Ltd. Registration number: Y2022980006901 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230804 Granted publication date: 20210507 Pledgee: Industrial and Commercial Bank of China Limited Jinggangshan sub branch Pledgor: Jiangxi Jinggangshan Natural Gas Co.,Ltd. Registration number: Y2022980006901 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |