| 发明名称 |
MANUFACTURING METHOD FOR EXTRUSION TOOL |
| 摘要 |
PROBLEM TO BE SOLVED: To provide a manufacturing method for a extrusion tool with high precision and capable of facilitating working. SOLUTION: The manufacturing method for the extrusion tool features in that a steel material 1 for an alloy tool steel is worked by fusion cutting with a gas burner 3.
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| 申请公布号 |
JP2002126871(A) |
申请公布日期 |
2002.05.08 |
| 申请号 |
JP20000320550 |
申请日期 |
2000.10.20 |
| 申请人 |
SANKYO ALUM IND CO LTD |
发明人 |
INOUE MASAO;ARISAWA MASAKATSU |
| 分类号 |
B23K7/00;B21C25/02;(IPC1-7):B23K7/00 |
主分类号 |
B23K7/00 |
| 代理机构 |
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