发明名称 |
DOUBLE WALLED METAL TUBE, METAL BAND AND STRIP, AND METHOD OF COATING A METAL STRIP |
摘要 |
<p>The invention relates to a double walled metal tube comprising a tubular roll formed metal band having a brazing layer between the metal layers of the tubular roll formed metal band, wherein the brazing layer consists of a copper alloy. <??>According to the invention, the copper alloy is a copper-tin alloy, wherein the copper-tin alloy contains 3 - 12 wt% tin. <??>The invention also relates to a metal band for forming such a double walled metal tube and to a metal strip for producing such metal bands, and to a method of coating a metal band and strip.</p> |
申请公布号 |
EP1641574(A1) |
申请公布日期 |
2006.04.05 |
申请号 |
EP20040739996 |
申请日期 |
2004.06.16 |
申请人 |
HILLE &, MUELLER GMBH |
发明人 |
JUNKERS, DIETER, OTTO, PAUL;BOEHMER, PETER, ARTHUR |
分类号 |
B21C37/09;B21C37/15;B23K35/30;F16L9/16;(IPC1-7):B21C37/06 |
主分类号 |
B21C37/09 |
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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