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发明名称
VITREOUS SILICA
摘要
申请公布号
EP0335875(B1)
申请公布日期
1993.08.04
申请号
EP19870907437
申请日期
1987.11.19
申请人
TSL GROUP PLC
发明人
HUSSAIN, TASADUQ;SAYCE, IAN, GEORGE
分类号
C03B19/09;C03B19/10;C03C1/00;C03C1/02
主分类号
C03B19/09
代理机构
代理人
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