Coatings for ferrous substrates
US3941622A · kind A · utility
4Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 21, 1975 |
| Grant date | Mar 2, 1976 |
| Priority date | — |
| Expiry date | Apr 21, 1995 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F1/14783
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Novel amorphous magnesia-silica complexes containing from about 0.001 to 2.0 percent by weight of an alkali metal oxide, wherein the mole ratio of MgO:SiO.sub.2 of said complexes is from about 1:25 to 14:1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.