发明名称 |
Body with internal channels and methods of producing the same. |
摘要 |
<p>The invention relates to a method of producing coolant channels in a metallic object such as a cutting tool whereby a blank is formed by at least one working step such as compaction etc and the channels are formed by cores whereby the working takes place as a compaction at a temperature of at least 950 DEG C and that the core thereafter is removed in a separate step. </p> |
申请公布号 |
EP0185637(A2) |
申请公布日期 |
1986.06.25 |
申请号 |
EP19850850392 |
申请日期 |
1985.12.04 |
申请人 |
SANTRADE LTD. |
发明人 |
OSKARSSON, ROLF GREGER;VON HOLST, JOHAN PEDER;ERIKSSON, ERIK GUSTAV |
分类号 |
B23P15/32;B21C37/15;B23P15/28;B29C43/00;(IPC1-7):B23P15/28 |
主分类号 |
B23P15/32 |
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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