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发明名称
Process of making a multi-section bomb casing
摘要
A process for making multi-section bomb casings of high strength alloy steel at a reasonable production rate that have the strength and fracture properties of single-piece casings, with the sections being joined using friction welding techniques.
申请公布号
US5305505(A)
申请公布日期
1994.04.26
申请号
US19930046433
申请日期
1993.04.12
申请人
NATIONAL FORGE COMPANY
发明人
RUHLMAN, JAMES D.
分类号
B21K21/06;B23K20/12;F42B12/22;F42B25/00;(IPC1-7):B21K21/06
主分类号
B21K21/06
代理机构
代理人
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