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发明名称
PRODUCAO DE FERRO FUNDIDO DE GRAFITA VERMICULAR
摘要
申请公布号
BR8008987(A)
申请公布日期
1981.10.20
申请号
BR19800008987
申请日期
1980.11.05
申请人
FOSECO INTERNATIONAL LTD
发明人
SIMMONS W
分类号
C21C1/10;C21C1/08;C22C33/08;C22C37/00;(IPC1-7):C21C1/08
主分类号
C21C1/10
代理机构
代理人
主权项
地址
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