发明名称 |
METHOD AND TOOL FOR MAKING ENHANCED HEAT TRANSFER SURFACES |
摘要 |
The invention relates to enhanced heat transfer surfaces and methods and tools for making enhanced heat transfer surface. Certain embodiments include a boiling surface that include a plurality of primary grooves, protrusions and secondary grooves to form boiling cavities. The boiling surface may be formed by using a tool for cutting the inner surface of a tube. The tool has a tool axis and at least one tip with a cutting edge and a lifting edge. Methods for making a boiling surface are also disclosed, including cutting through the inner surface of a tube to form primary grooves, then cutting and lifting the inner surface to form protrusions and secondary grooves. |
申请公布号 |
WO2005043062(A2) |
申请公布日期 |
2005.05.12 |
申请号 |
WO2004US35099 |
申请日期 |
2004.10.25 |
申请人 |
WOLVERINE TUBE, INC.;THORS, PETUR;ZOUBKOV, NIKOLAI |
发明人 |
THORS, PETUR;ZOUBKOV, NIKOLAI |
分类号 |
B21C37/20;B23P15/26;F28F;F28F1/40;F28F13/18 |
主分类号 |
B21C37/20 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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