| 发明名称 |
PROCESS FOR THE PREPARATION OF MAGNETIC IRON OXIDES AND THE PIGMENTS OBTAINED THEREFROM |
| 摘要 |
The present invention relates to a process for the preparation of magnetic cobalt-containing iron oxide pigments and to the pigments thus obtainable. |
| 申请公布号 |
AU4718089(A) |
申请公布日期 |
1990.06.28 |
| 申请号 |
AU19890047180 |
申请日期 |
1989.12.21 |
| 申请人 |
BAYER AKTIENGESELLSCHAFT |
发明人 |
NAME NOT GIVEN |
| 分类号 |
C01G49/00;C09C1/22;C09C1/24;G11B5/706 |
主分类号 |
C01G49/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
