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发明名称
POWDER METALLURGICAL PROCESS FOR PRODUCING LOW CARBON FERROCHROMIUM
摘要
申请公布号
US3459542(A)
申请公布日期
1969.08.05
申请号
USD3459542
申请日期
1966.11.01
申请人
UNION CARBIDE CORP.
发明人
ERNEST O. KNIGHT
分类号
B22F1/00;B22F3/23;C21D3/04;C22C33/02;(IPC1-7):C22C33/00;C22C39/14
主分类号
B22F1/00
代理机构
代理人
主权项
地址
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