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经营范围
发明名称
Ferroalloy casting process
摘要
申请公布号
US3373794(A)
申请公布日期
1968.03.19
申请号
US19660524139
申请日期
1966.02.01
申请人
UNION CARBIDE CORPORATION
发明人
CRAGO RICHARD A.
分类号
B22D3/00;B22D5/00;B22D7/06;B22D21/00;B22D25/00;B22D25/02
主分类号
B22D3/00
代理机构
代理人
主权项
地址
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