| 发明名称 |
Colored corundum composite and processes for its production and its use |
| 摘要 |
Colored corundum composite with a matrix of alpha -Al2O3, as formed by sol-gel process ending in sintering and size reduction steps with addition of oxide pigments (or precursors of such oxide pigments, formable to the oxide pigment in sinter heating) added to the sol before full gelation thereof. |
| 申请公布号 |
US5256611(A) |
申请公布日期 |
1993.10.26 |
| 申请号 |
US19920910439 |
申请日期 |
1992.07.08 |
| 申请人 |
H. C. STARCK GMBH & CO. KG |
发明人 |
MOELTGEN, PAUL;WINTER, GERHARD;FISTER DIETMAR |
| 分类号 |
C04B33/14;C01B13/36;C01F7/44;C04B35/10;C04B35/111;C04B35/624;(IPC1-7):C04B35/10 |
主分类号 |
C04B33/14 |
| 代理机构 |
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代理人 |
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