CN202834455U - 一种圆肋单壁螺旋管道 - Google Patents
一种圆肋单壁螺旋管道 Download PDFInfo
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- CN202834455U CN202834455U CN 201220529281 CN201220529281U CN202834455U CN 202834455 U CN202834455 U CN 202834455U CN 201220529281 CN201220529281 CN 201220529281 CN 201220529281 U CN201220529281 U CN 201220529281U CN 202834455 U CN202834455 U CN 202834455U
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- wall spiral
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CN 201220529281 CN202834455U (zh) | 2012-10-16 | 2012-10-16 | 一种圆肋单壁螺旋管道 |
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CN 201220529281 CN202834455U (zh) | 2012-10-16 | 2012-10-16 | 一种圆肋单壁螺旋管道 |
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CN202834455U true CN202834455U (zh) | 2013-03-27 |
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CN 201220529281 Expired - Fee Related CN202834455U (zh) | 2012-10-16 | 2012-10-16 | 一种圆肋单壁螺旋管道 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103557381A (zh) * | 2013-11-13 | 2014-02-05 | 河北金菱管业股份有限公司 | 螺旋缠绕筋增强钢管及其专用制备设备及制备方法 |
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- 2012-10-16 CN CN 201220529281 patent/CN202834455U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103557381A (zh) * | 2013-11-13 | 2014-02-05 | 河北金菱管业股份有限公司 | 螺旋缠绕筋增强钢管及其专用制备设备及制备方法 |
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