Method for stripping gamma-gamma prime coating from gamma-gamma prime alloy
US9103037B2 · kind B2 · utility
0Cited by
7References
17Claims
0Family size
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Key dates
| Filing date | Sep 1, 2011 |
| Grant date | Aug 11, 2015 |
| Priority date | — |
| Expiry date | Mar 27, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01D5/005
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of stripping gamma/gamma prime polycrystalline alloy bond coats from single crystal gamma/gamma prime nickel based superalloys, including the steps of grit blasting followed by the use of hydrochloric acid solutions, followed by rinsing. The cycle may be repeated several times, with visual inspection between cycles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.