Hardfacing powders
US4943698A · kind A · utility
3Cited by
4References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 31, 1985 |
| Grant date | Jul 24, 1990 |
| Priority date | — |
| Expiry date | Dec 31, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C4/04
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The occurrence of porosity in hardfacing deposits produced by plasma transferred arc welding is significantly reduced by blending a porosity reducing agent preferably aluminum and/or manganese, with the hardfacing powder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.