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经营范围
发明名称
Potassium doped pyrogenic oxide
摘要
申请公布号
EP1216956(A3)
申请公布日期
2003.01.29
申请号
EP20010125293
申请日期
2001.10.25
申请人
DEGUSSA AG
发明人
MANGOLD, HELMUT, DR.;LORTZ, WOLFGANG, DR.;GOLCHERT, RAINER;ROTH, HELMUT
分类号
C01B13/20;C01B13/24;C01B33/18;C09C1/30;(IPC1-7):C01B13/34
主分类号
C01B13/20
代理机构
代理人
主权项
地址
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