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发明名称
VERHINDERUNG VON NICKELSULFIDSTEINEN WAEHREND DES GLASSCHMELZENS.
摘要
申请公布号
AT102175(T)
申请公布日期
1994.03.15
申请号
AT19900111742T
申请日期
1990.06.21
申请人
PPG INDUSTRIES, INC.
发明人
KNAVISH, LEONARD ARTHUR
分类号
C03B5/027;C03B5/03;C03B5/04;C03B5/173;C03B5/225;(IPC1-7):C03B5/225
主分类号
C03B5/027
代理机构
代理人
主权项
地址
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