| 发明名称 |
Vacuum heat treating furnace. |
| 摘要 |
<p>In a vacuum heat treating furnace, the vacuum chamber (2) of said vacuum heat treating furnace is made of an aluminium material (aluminium or aluminium alloy whose main ingredient is aluminium), and the inner wall surface (2a) of said vacuum chamber is smoothly finished. A cooling means (9) designed to cool the vacuum chamber is optionally provided.</p> |
| 申请公布号 |
EP0329378(A2) |
申请公布日期 |
1989.08.23 |
| 申请号 |
EP19890301381 |
申请日期 |
1989.02.14 |
| 申请人 |
RESEARCH DEVELOPMENT CORPORATION OF JAPAN |
发明人 |
ISHIMARU,HAJIME |
| 分类号 |
F27D11/02;C21D1/773;F27B5/04;F27B5/05;F27B14/04;F27D1/00;F27D1/12;F27D9/00 |
主分类号 |
F27D11/02 |
| 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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