CN102705599B - 一种中空钉孔波纹管及制作方法 - Google Patents
一种中空钉孔波纹管及制作方法 Download PDFInfo
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- CN102705599B CN102705599B CN201210018388.9A CN201210018388A CN102705599B CN 102705599 B CN102705599 B CN 102705599B CN 201210018388 A CN201210018388 A CN 201210018388A CN 102705599 B CN102705599 B CN 102705599B
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- tube core
- wall
- corrugated pipe
- hollow
- bellows
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- Rigid Pipes And Flexible Pipes (AREA)
- Laminated Bodies (AREA)
- Diaphragms And Bellows (AREA)
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Application Number | Priority Date | Filing Date | Title |
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CN201210018388.9A CN102705599B (zh) | 2012-01-20 | 2012-01-20 | 一种中空钉孔波纹管及制作方法 |
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CN201210018388.9A CN102705599B (zh) | 2012-01-20 | 2012-01-20 | 一种中空钉孔波纹管及制作方法 |
Publications (2)
Publication Number | Publication Date |
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CN102705599A CN102705599A (zh) | 2012-10-03 |
CN102705599B true CN102705599B (zh) | 2015-01-07 |
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CN201210018388.9A Active CN102705599B (zh) | 2012-01-20 | 2012-01-20 | 一种中空钉孔波纹管及制作方法 |
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Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2649902Y (zh) * | 2003-04-18 | 2004-10-20 | 深圳市鹏力清环保科技发展有限公司 | 小口径方型塑料管及高强度大口径塑料管 |
CN2864286Y (zh) * | 2005-12-25 | 2007-01-31 | 蔡海华 | 一种带凸嘴孔骨架钢塑复合管 |
CN100520139C (zh) * | 2007-02-07 | 2009-07-29 | 李寿山 | 由缠绕材料构成管材壁的大口径高强度塑料缠绕管及制法 |
CN201078523Y (zh) * | 2007-09-26 | 2008-06-25 | 石家庄宝石克拉大径塑管有限公司 | 大口径骨架管聚乙烯缠绕结构壁管材 |
CN202493801U (zh) * | 2012-01-20 | 2012-10-17 | 浙江双林机电科技有限公司 | 一种中空钉孔波纹管 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Hollow tack hole corrugated pipe and manufacture method Effective date of registration: 20171018 Granted publication date: 20150107 Pledgee: Zhejiang Deqing rural commercial bank Limited by Share Ltd Pledgor: Zhejiang Shuanglin Electromechanical Technology Co., Ltd. Registration number: 2017980000426 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20190131 Granted publication date: 20150107 Pledgee: Zhejiang Deqing rural commercial bank Limited by Share Ltd Pledgor: Zhejiang Shuanglin Electromechanical Technology Co., Ltd. Registration number: 2017980000426 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Hollow tack hole corrugated pipe and manufacture method Effective date of registration: 20200619 Granted publication date: 20150107 Pledgee: Zhejiang Deqing rural commercial bank Limited by Share Ltd. Pledgor: ZHEJIANG SHUANGLIN ELECTROMECHANICAL TECHNOLOGY Co.,Ltd. Registration number: Y2020980003247 |