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经营范围
发明名称
PASSIVATION OF PARTICULATE FERROUS METALS
摘要
申请公布号
GB1245756(A)
申请公布日期
1971.09.08
申请号
GB19680051612
申请日期
1968.10.31
申请人
ESSO RESEARCH AND ENGINEERING COMPANY
发明人
MARNELL ALBIN SEGURA
分类号
B22F1/02
主分类号
B22F1/02
代理机构
代理人
主权项
地址
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