Method for servicing a turbine part
US8904635B2 · kind B2 · utility
12Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2010 |
| Grant date | Dec 9, 2014 |
| Priority date | — |
| Expiry date | Mar 19, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49718
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
According to one aspect of the invention, a method for in situ repair of a turbine part is provided. The method includes the steps of accessing the turbine part while assembled to other turbine components, wherein the turbine part includes a region with a structural flaw near a hole in the turbine part, and wherein the hole is configured to flow a cooling fluid. The method also includes welding the structural flaw without performing a heat treatment of the turbine part, wherein welding the structural flaw includes laser welding that maintains a structure of the region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.