CN206362236U - 一种内外翅片复合管 - Google Patents
一种内外翅片复合管 Download PDFInfo
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- CN206362236U CN206362236U CN201621475081.1U CN201621475081U CN206362236U CN 206362236 U CN206362236 U CN 206362236U CN 201621475081 U CN201621475081 U CN 201621475081U CN 206362236 U CN206362236 U CN 206362236U
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CN201621475081.1U CN206362236U (zh) | 2016-12-29 | 2016-12-29 | 一种内外翅片复合管 |
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CN201621475081.1U CN206362236U (zh) | 2016-12-29 | 2016-12-29 | 一种内外翅片复合管 |
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CN206362236U true CN206362236U (zh) | 2017-07-28 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106802103A (zh) * | 2016-12-29 | 2017-06-06 | 广东龙丰精密铜管有限公司 | 一种内外翅片复合管及其加工方法 |
CN115815450A (zh) * | 2022-12-07 | 2023-03-21 | 无锡化工装备股份有限公司 | 三维翅片圆管的纳米流体自润滑外表面成型设备及方法 |
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2016
- 2016-12-29 CN CN201621475081.1U patent/CN206362236U/zh active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106802103A (zh) * | 2016-12-29 | 2017-06-06 | 广东龙丰精密铜管有限公司 | 一种内外翅片复合管及其加工方法 |
CN115815450A (zh) * | 2022-12-07 | 2023-03-21 | 无锡化工装备股份有限公司 | 三维翅片圆管的纳米流体自润滑外表面成型设备及方法 |
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GR01 | Patent grant | ||
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 utility model: Inner and outer fin composite tube and machining method thereof Effective date of registration: 20190904 Granted publication date: 20170728 Pledgee: Zhengzhou Branch of China Minsheng Bank Co.,Ltd. Pledgor: GUANGDONG LONGFENG PRECISION COPPER PIPE CO.,LTD. Registration number: Y2019990000126 |
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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: 20220801 Granted publication date: 20170728 Pledgee: Zhengzhou Branch of China Minsheng Bank Co.,Ltd. Pledgor: GUANGDONG LONGFENG PRECISION COPPER PIPE CO.,LTD. Registration number: Y2019990000126 |