CN2797819Y - 叠压式塑料钢带螺旋波纹管材 - Google Patents
叠压式塑料钢带螺旋波纹管材 Download PDFInfo
- Publication number
- CN2797819Y CN2797819Y CN 200520083312 CN200520083312U CN2797819Y CN 2797819 Y CN2797819 Y CN 2797819Y CN 200520083312 CN200520083312 CN 200520083312 CN 200520083312 U CN200520083312 U CN 200520083312U CN 2797819 Y CN2797819 Y CN 2797819Y
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- CN
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- Prior art keywords
- pipe
- steel strip
- plastic
- shaped
- spiral corrugated
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200520083312 CN2797819Y (zh) | 2005-05-18 | 2005-05-18 | 叠压式塑料钢带螺旋波纹管材 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200520083312 CN2797819Y (zh) | 2005-05-18 | 2005-05-18 | 叠压式塑料钢带螺旋波纹管材 |
Publications (1)
Publication Number | Publication Date |
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CN2797819Y true CN2797819Y (zh) | 2006-07-19 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 200520083312 Expired - Fee Related CN2797819Y (zh) | 2005-05-18 | 2005-05-18 | 叠压式塑料钢带螺旋波纹管材 |
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CN (1) | CN2797819Y (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104315262A (zh) * | 2014-09-24 | 2015-01-28 | 四川省川杭塑胶科技有限公司 | 一种增强梯形螺旋波纹管 |
CN105040984A (zh) * | 2015-07-03 | 2015-11-11 | 天津鑫坤泰预应力专业技术有限公司 | 一种竹节状预应力扁口塑料管 |
CN105402510A (zh) * | 2015-12-08 | 2016-03-16 | 东营市天诚建材有限公司 | Hdpe平封口全钢带波纹排放管及生产工艺 |
-
2005
- 2005-05-18 CN CN 200520083312 patent/CN2797819Y/zh not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104315262A (zh) * | 2014-09-24 | 2015-01-28 | 四川省川杭塑胶科技有限公司 | 一种增强梯形螺旋波纹管 |
CN105040984A (zh) * | 2015-07-03 | 2015-11-11 | 天津鑫坤泰预应力专业技术有限公司 | 一种竹节状预应力扁口塑料管 |
CN105402510A (zh) * | 2015-12-08 | 2016-03-16 | 东营市天诚建材有限公司 | Hdpe平封口全钢带波纹排放管及生产工艺 |
CN105402510B (zh) * | 2015-12-08 | 2019-03-15 | 东营市天诚建材有限公司 | Hdpe平封口全钢带波纹排放管的生产工艺 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C19 | Lapse of patent right due to non-payment of the annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Tianjin Shengxiang Plastic Pipe Industry Co., Ltd. Assignor: Weifang Zhongyun Machine Co. Ltd. Contract fulfillment period: 2009.9.1 to 2019.9.1 Contract record no.: 2009120000230 Denomination of utility model: Overlap type spiral corrugated pipe containing plasrtic inner pipe and steel band Granted publication date: 20060719 License type: Exclusive license Record date: 20090929 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.9.1 TO 2019.9.1; CHANGE OF CONTRACT Name of requester: TIANJIN SHENG XIANG PLASTIC PIPE INDUSTRY CO., LTD Effective date: 20090929 |
|
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Tianjin Shengxiang Plastic Pipe Industry Co., Ltd. Assignor: Weifang Zhongyun Machine Co. Ltd. Contract record no.: 2009120000230 Date of cancellation: 20101126 |