CN102734568A - 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 - Google Patents
长寿命多层防腐处理的内衬式预应力钢筒混凝土管 Download PDFInfo
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- CN102734568A CN102734568A CN2012102205929A CN201210220592A CN102734568A CN 102734568 A CN102734568 A CN 102734568A CN 2012102205929 A CN2012102205929 A CN 2012102205929A CN 201210220592 A CN201210220592 A CN 201210220592A CN 102734568 A CN102734568 A CN 102734568A
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- steel
- cylinder
- prestressed concrete
- bellmouth
- cylinder pipe
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CN201210220592.9A CN102734568B (zh) | 2012-06-29 | 2012-06-29 | 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 |
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CN201210220592.9A CN102734568B (zh) | 2012-06-29 | 2012-06-29 | 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 |
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CN102734568A true CN102734568A (zh) | 2012-10-17 |
CN102734568B CN102734568B (zh) | 2014-11-26 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105135074A (zh) * | 2015-09-22 | 2015-12-09 | 山东龙泉管道工程股份有限公司 | 全防腐直饮水的内衬式预应力钢筒混凝土管 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3963056A (en) * | 1974-01-02 | 1976-06-15 | Nippon Concrete Kogyo Kabushiki Kaisha | Concrete piles, poles or the like |
CN201526741U (zh) * | 2009-11-03 | 2010-07-14 | 天津万联管道工程有限公司 | 具有内外双保护层的预应力钢筒管 |
CN102032416A (zh) * | 2011-01-19 | 2011-04-27 | 重庆大学 | 一种大管径排水管道内插钢管局部加强非开挖修复方法 |
CN102454833A (zh) * | 2010-10-29 | 2012-05-16 | 天津市清华恒森管道制造有限公司 | 外镀锌内涂塑复合钢管 |
CN202660093U (zh) * | 2012-06-29 | 2013-01-09 | 山东龙泉管道工程股份有限公司 | 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 |
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- 2012-06-29 CN CN201210220592.9A patent/CN102734568B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3963056A (en) * | 1974-01-02 | 1976-06-15 | Nippon Concrete Kogyo Kabushiki Kaisha | Concrete piles, poles or the like |
CN201526741U (zh) * | 2009-11-03 | 2010-07-14 | 天津万联管道工程有限公司 | 具有内外双保护层的预应力钢筒管 |
CN102454833A (zh) * | 2010-10-29 | 2012-05-16 | 天津市清华恒森管道制造有限公司 | 外镀锌内涂塑复合钢管 |
CN102032416A (zh) * | 2011-01-19 | 2011-04-27 | 重庆大学 | 一种大管径排水管道内插钢管局部加强非开挖修复方法 |
CN202660093U (zh) * | 2012-06-29 | 2013-01-09 | 山东龙泉管道工程股份有限公司 | 长寿命多层防腐处理的内衬式预应力钢筒混凝土管 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105135074A (zh) * | 2015-09-22 | 2015-12-09 | 山东龙泉管道工程股份有限公司 | 全防腐直饮水的内衬式预应力钢筒混凝土管 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Long-life lining type prestressed concrete cylinder pipe subjected to multilayer anti-corrosive treatment Effective date of registration: 20170523 Granted publication date: 20141126 Pledgee: CITIC Bank, Limited by Share Ltd, Zibo branch Pledgor: Shandong Longquan Pipeline Engineering Co., Ltd. Registration number: 2017990000431 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190723 Granted publication date: 20141126 Pledgee: CITIC Bank, Limited by Share Ltd, Zibo branch Pledgor: Shandong Longquan Pipeline Engineering Co., Ltd. Registration number: 2017990000431 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Long-life lining type prestressed concrete cylinder pipe subjected to multilayer anti-corrosive treatment Effective date of registration: 20190815 Granted publication date: 20141126 Pledgee: CITIC Bank, Limited by Share Ltd, Zibo branch Pledgor: Shandong Longquan Pipeline Engineering Co., Ltd. Registration number: Y2019370000011 |
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