Process for depositing a coating for protection against oxidation and against hot corrosion on a superalloy substrate
US9228264B2 · kind B2 · utility
0Cited by
2References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 2011 |
| Grant date | Jan 5, 2016 |
| Priority date | — |
| Expiry date | Aug 29, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12979
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
To protect a superalloy substrate from oxidation and hot corrosion, disclosed herein is a process that deposits successive layers on the substrate, a first layer of aluminum and of at least one element capable of being alloyed with sulphur, and a second layer of a material that isolates the at least one element capable of being alloyed with sulphur.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.