发明名称 |
Casting core and process for the production thereof |
摘要 |
A casting core for the creation of difficultly accessible cavities in castings of aluminum or of one of its alloys, produced from a water-soluble salt as base substance and burnt sugar as binding agent, and a process for the production of such a casting core wherein the base substance is mixed with burnt sugar in aqueous or organic solution, pressed in molds, and baked at elevated temperature.
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申请公布号 |
US4361181(A) |
申请公布日期 |
1982.11.30 |
申请号 |
US19820339863 |
申请日期 |
1982.01.18 |
申请人 |
ALCAN ALUMINIUMWERK NURNBERG GMBH |
发明人 |
WISCHNACK, WOLFRAM;DOBNER, ALFRED |
分类号 |
B22C1/00;B22C1/26;B22C9/00;B22C9/10;(IPC1-7):B22C1/26;B22C1/02 |
主分类号 |
B22C1/00 |
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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