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发明名称
Method of producing nodular cast iron
摘要
申请公布号
US2870004(A)
申请公布日期
1959.01.20
申请号
US19550486714
申请日期
1955.02.07
申请人
AIR REDUCTION COMPANY, INCORPORATED
发明人
ESTES JAMES W.;SPANGLER GRANT E.
分类号
C22C33/08
主分类号
C22C33/08
代理机构
代理人
主权项
地址
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