CN202017833U - 涂塑钢管的双金属连接装置 - Google Patents
涂塑钢管的双金属连接装置 Download PDFInfo
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- CN202017833U CN202017833U CN201120134655XU CN201120134655U CN202017833U CN 202017833 U CN202017833 U CN 202017833U CN 201120134655X U CN201120134655X U CN 201120134655XU CN 201120134655 U CN201120134655 U CN 201120134655U CN 202017833 U CN202017833 U CN 202017833U
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CN201120134655XU CN202017833U (zh) | 2011-04-29 | 2011-04-29 | 涂塑钢管的双金属连接装置 |
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CN201120134655XU CN202017833U (zh) | 2011-04-29 | 2011-04-29 | 涂塑钢管的双金属连接装置 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103612021A (zh) * | 2013-11-25 | 2014-03-05 | 上海复宗管业有限公司 | 大口径内外涂塑钢管无损焊接方法 |
CN105003751A (zh) * | 2015-07-20 | 2015-10-28 | 潍坊亿斯特管业科技有限公司 | 焊接后内防腐层免修补的内环氧外3pe防腐管道及其制备工艺 |
CN110081242A (zh) * | 2019-04-15 | 2019-08-02 | 重庆鼎久管道有限公司 | 一种双金属焊接涂塑复合钢管 |
CN112427827A (zh) * | 2020-11-09 | 2021-03-02 | 上海市基础工程集团有限公司 | 大口径涂塑钢管无损焊接方法 |
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2011
- 2011-04-29 CN CN201120134655XU patent/CN202017833U/zh not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103612021A (zh) * | 2013-11-25 | 2014-03-05 | 上海复宗管业有限公司 | 大口径内外涂塑钢管无损焊接方法 |
CN105003751A (zh) * | 2015-07-20 | 2015-10-28 | 潍坊亿斯特管业科技有限公司 | 焊接后内防腐层免修补的内环氧外3pe防腐管道及其制备工艺 |
CN110081242A (zh) * | 2019-04-15 | 2019-08-02 | 重庆鼎久管道有限公司 | 一种双金属焊接涂塑复合钢管 |
CN112427827A (zh) * | 2020-11-09 | 2021-03-02 | 上海市基础工程集团有限公司 | 大口径涂塑钢管无损焊接方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: SHANDONG JINTONG PIPE CO., LTD. Free format text: FORMER NAME: WEIFANG JINTONG PIPE CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 261057 No. 6 Industrial Park, Weicheng District, Weifang, Shandong Patentee after: Shandong golden Tube Co., Ltd. Address before: 261057 No. 6 Industrial Park, Weicheng District, Weifang, Shandong Patentee before: Weifang Jinton Tube Co., Ltd. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 261057 Yuhe Industrial Park, Weifang City, Shandong Province Patentee after: Shandong golden tube industry Limited by Share Ltd Address before: 261057 Yuhe Industrial Park, Weifang City, Shandong Province Patentee before: Shandong golden Tube Co., Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CX01 | Expiry of patent term |
Granted publication date: 20111026 |
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CX01 | Expiry of patent term |