CN202176144U - 一种无腐收尘节能烟囱的内膛螺旋线结构 - Google Patents
一种无腐收尘节能烟囱的内膛螺旋线结构 Download PDFInfo
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- CN202176144U CN202176144U CN201120212635XU CN201120212635U CN202176144U CN 202176144 U CN202176144 U CN 202176144U CN 201120212635X U CN201120212635X U CN 201120212635XU CN 201120212635 U CN201120212635 U CN 201120212635U CN 202176144 U CN202176144 U CN 202176144U
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CN201120212635XU CN202176144U (zh) | 2011-06-22 | 2011-06-22 | 一种无腐收尘节能烟囱的内膛螺旋线结构 |
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CN201120212635XU CN202176144U (zh) | 2011-06-22 | 2011-06-22 | 一种无腐收尘节能烟囱的内膛螺旋线结构 |
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CN202176144U true CN202176144U (zh) | 2012-03-28 |
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CN201120212635XU Expired - Fee Related CN202176144U (zh) | 2011-06-22 | 2011-06-22 | 一种无腐收尘节能烟囱的内膛螺旋线结构 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107023212A (zh) * | 2017-04-19 | 2017-08-08 | 中机国能电力工程有限公司 | 一种耐腐蚀、抗震的自立式钢烟囱 |
CN107702123A (zh) * | 2017-09-29 | 2018-02-16 | 中冶东方工程技术有限公司 | 保温烟道和保温烟道的制作方法 |
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2011
- 2011-06-22 CN CN201120212635XU patent/CN202176144U/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107023212A (zh) * | 2017-04-19 | 2017-08-08 | 中机国能电力工程有限公司 | 一种耐腐蚀、抗震的自立式钢烟囱 |
CN107702123A (zh) * | 2017-09-29 | 2018-02-16 | 中冶东方工程技术有限公司 | 保温烟道和保温烟道的制作方法 |
CN107702123B (zh) * | 2017-09-29 | 2019-07-05 | 中冶东方工程技术有限公司 | 保温烟道和保温烟道的制作方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hunan TianTong Non-Corrosiveness Chimney Co., Ltd. Assignor: Zheng Deming Contract record no.: 2012430000158 Denomination of utility model: Bore spiral line structure of non-corrosive dust collection energy saving chimney Granted publication date: 20120328 License type: Exclusive License Record date: 20120726 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120328 Termination date: 20170622 |