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经营范围
发明名称
Process for rendering pyrogenic silica hydropholic.
摘要
申请公布号
EP0579049(B1)
申请公布日期
1995.07.12
申请号
EP19930110515
申请日期
1993.07.01
申请人
WACKER-CHEMIE GMBH
发明人
KRATEL, GUENTER, DR.;MUEHLHOFER, ERNST, DR.;SCHERM, PETER, DR.
分类号
C01B33/18;C09C1/30;(IPC1-7):C09C1/30;C09C3/12
主分类号
C01B33/18
代理机构
代理人
主权项
地址
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