Roll for use in heat treating furnace and method of producing the same
US5070587A · kind A · utility
21Cited by
2References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1990 |
| Grant date | Dec 10, 1991 |
| Priority date | — |
| Expiry date | Aug 9, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C2204/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
In order to prevent production of build-up resistance and wear resistance on a roll for use in heat treating furnace effectively, an alloy layer, a cermet sprayed layer having reinforced zone and a chemical conversion coating are provide in this order on a roll substrate to form a multi-coating layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.