| 发明名称 |
METHOD OF FORMING A HEAT EXCHANGER |
| 摘要 |
An improved method of forming a heat exchanger including the step of forming a plurality of heating tubes integrally with an end plate and by an impact extrusion process and connecting the interior passages of the tubes in a heat exchanger circuit.
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| 申请公布号 |
US3668757(A) |
申请公布日期 |
1972.06.13 |
| 申请号 |
USD3668757 |
申请日期 |
1970.07.07 |
| 申请人 |
GENERAL IMPACT EXTRUSIONS MFG. LTD. |
发明人 |
OTTO E. RIEDER |
| 分类号 |
B21C23/18;B21D53/08;F28D1/053;F28F1/16;F28F9/16;F28F9/26;(IPC1-7):B21D53/02;B21K29/00 |
主分类号 |
B21C23/18 |
| 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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