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经营范围
发明名称
Corrosion inhibiting
摘要
申请公布号
US2872281(A)
申请公布日期
1959.02.03
申请号
US19540418458
申请日期
1954.03.24
申请人
BETZ LABORATORIES, INC.
发明人
KAHLER HARRY L.;GEORGE CHARLES B.
分类号
C23F11/18
主分类号
C23F11/18
代理机构
代理人
主权项
地址
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