发明名称 |
PROCEDE DE FABRICATION DE TUBES CANNELES. |
摘要 |
A method for producing ribbed metal tubes designed mainly but not exclusively for heat exchangers since they are particularly suitable for heat transmission. According to the method, a strip of stainless or refractory metal or alloy is continuously rolled to form ribs thereon, whereafter it is bent and welded.
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申请公布号 |
FR2663869(A1) |
申请公布日期 |
1992.01.03 |
申请号 |
FR19900008517 |
申请日期 |
1990.06.29 |
申请人 |
VALINOX |
发明人 |
GERARD PASCAL;GILI PIERRE |
分类号 |
B21C37/08;B21C37/083;(IPC1-7):B21D53/04 |
主分类号 |
B21C37/08 |
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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