Magnetic recording medium comprising a protective carbon nitride layer on the surface thereof
US4664976A · kind A · utility
18Cited by
5References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 1985 |
| Grant date | May 12, 1987 |
| Priority date | — |
| Expiry date | May 29, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic recording medium of the type which comprises a non-magnetic support, and a thin magnetic metal layer formed on at least one surface of the support is described. The magnetic metal layer is protected with a carbon nitride layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.