CN101586716B - 预制预应力钢筒混凝土管廊 - Google Patents
预制预应力钢筒混凝土管廊 Download PDFInfo
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- CN101586716B CN101586716B CN 200810053235 CN200810053235A CN101586716B CN 101586716 B CN101586716 B CN 101586716B CN 200810053235 CN200810053235 CN 200810053235 CN 200810053235 A CN200810053235 A CN 200810053235A CN 101586716 B CN101586716 B CN 101586716B
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Priority Applications (1)
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CN 200810053235 CN101586716B (zh) | 2008-05-23 | 2008-05-23 | 预制预应力钢筒混凝土管廊 |
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CN 200810053235 CN101586716B (zh) | 2008-05-23 | 2008-05-23 | 预制预应力钢筒混凝土管廊 |
Publications (2)
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CN101586716A CN101586716A (zh) | 2009-11-25 |
CN101586716B true CN101586716B (zh) | 2012-12-05 |
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CN 200810053235 Expired - Fee Related CN101586716B (zh) | 2008-05-23 | 2008-05-23 | 预制预应力钢筒混凝土管廊 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2060196U (zh) * | 1989-11-20 | 1990-08-08 | 南京市水泥制管厂 | 预应力钢筒混凝土压力管 |
DE29702981U1 (de) * | 1997-02-20 | 1997-06-19 | Kartonagen- u. Hülsenfabrik Erich Müller GmbH & Co., 93086 Wörth | Schalrohreinlage |
CN2661777Y (zh) * | 2003-12-19 | 2004-12-08 | 南京鸿宇市政设施投资管理有限责任公司 | 市政地下管廊 |
CN201028170Y (zh) * | 2007-05-24 | 2008-02-27 | 天津万联管道工程有限公司 | 钢制承插口预应力钢筒混凝土顶管 |
CN201196306Y (zh) * | 2008-05-23 | 2009-02-18 | 天津万联管道工程有限公司 | 预制预应力钢筒混凝土管廊 |
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2008
- 2008-05-23 CN CN 200810053235 patent/CN101586716B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2060196U (zh) * | 1989-11-20 | 1990-08-08 | 南京市水泥制管厂 | 预应力钢筒混凝土压力管 |
DE29702981U1 (de) * | 1997-02-20 | 1997-06-19 | Kartonagen- u. Hülsenfabrik Erich Müller GmbH & Co., 93086 Wörth | Schalrohreinlage |
CN2661777Y (zh) * | 2003-12-19 | 2004-12-08 | 南京鸿宇市政设施投资管理有限责任公司 | 市政地下管廊 |
CN201028170Y (zh) * | 2007-05-24 | 2008-02-27 | 天津万联管道工程有限公司 | 钢制承插口预应力钢筒混凝土顶管 |
CN201196306Y (zh) * | 2008-05-23 | 2009-02-18 | 天津万联管道工程有限公司 | 预制预应力钢筒混凝土管廊 |
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CN101586716A (zh) | 2009-11-25 |
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GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: TIANJIN WANLIAN PIPE TECHNOLOGY DEVELOPMENT CO., L Free format text: FORMER OWNER: TIANJIN WATERLINE PIPELINE ENGINEERING CO., LTD. Effective date: 20150722 |
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Effective date of registration: 20150722 Address after: 323, room 8, -12, 301700 Fumin Road, Tianjin, Wuqing district (central office area) Patentee after: Tianjin Wanlian Pipeline Technology Development Co. Ltd. Address before: 300170 Fumin Economic Zone, Wuqing District, Tianjin Patentee before: Tianjin Waterline Pipeline Engineering Co., Ltd. |
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Granted publication date: 20121205 Termination date: 20200523 |
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CF01 | Termination of patent right due to non-payment of annual fee |