发明名称 |
Arc-furnace for the production of small investment castings of reactive or refractory metals such as titanium |
摘要 |
An arc furnace and investment casting apparatus includes a copper base with an integrally formed crucible having a passage therethrough. A vacuum chamber is positioned on the top of the copper crucible with a non-consumable cathode projecting into the chamber to effect melting of metal placed in the crucible. A vacuum chamber is also suspended beneath the crucible for support of a mold to receive molten metal flowing through the passage.
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申请公布号 |
US4627482(A) |
申请公布日期 |
1986.12.09 |
申请号 |
US19850698268 |
申请日期 |
1985.02.05 |
申请人 |
AMERICAN DENTAL ASSOCIATION HEALTH FOUNDATION |
发明人 |
WATERSTRAT, RICHARD M. |
分类号 |
B22D23/06;B22D27/15;(IPC1-7):B22D23/00 |
主分类号 |
B22D23/06 |
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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