Nitrided component surface repair with autofrettage
US9333597B2 · kind B2 · utility
0Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 18, 2015 |
| Grant date | May 10, 2016 |
| Priority date | — |
| Expiry date | Feb 18, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24802
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method for repairing a nitrided surface having a damaged area is disclosed. The method includes introducing the nitrided surface into a bath containing electroless material for a predetermined period of time. The method also includes coating the damaged area with a layer of the electroless material. Further the method subjects the layer to an autofrettage process. The electroless material is heat treated at a predetermined temperature for a predefined time.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.