| 发明名称 |
MAGNETIC HEAD HAVING A FERRITE CORE |
| 摘要 |
A magnetic head for a magnetic recording and playback device. The head comprises a Mn-Zn-ferrous ferrite core having a very high saturation magnetization and magnetic permeability. The Mn-Zn-ferrous-ferrite has a composition according to the formula MnaZnbFecIICoxFe2IIIO4 with 0<a</=0.55 0.06</=b</=0.4 0.34</=c</=0.9 0.0006</=x</=0.006. |
| 申请公布号 |
GB2132404(A) |
申请公布日期 |
1984.07.04 |
| 申请号 |
GB19830033516 |
申请日期 |
1983.12.16 |
| 申请人 |
NV * PHILIPS' GLOEILAMPENFABRIEKEN |
发明人 |
DOEKO * STOPPELS;LEONARDUS AUGUSTINUS HUBERTUS * VAN HOOF |
| 分类号 |
C01G51/00;C04B35/26;C30B29/22;G11B5/133;(IPC1-7):11B5/14;04B35/38 |
主分类号 |
C01G51/00 |
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