Patent · US Active

Method for repairing turbine components

US10406639B2 · kind B2 · utility

0Cited by

5References

10Claims

0Family size

Assignee

ANSALDO ENERGIA SWITZERLAND AG · CH

Inventors

Michael Seemann · Laufenbürg, DE
Thomas Schnittger · Wettingen, CH
Marcel Timper · Baden, CH
Patrik Sondej · Windisch, CH
Frigyes Szuecs · Langenbruck, CH

Key dates

Filing date	Apr 29, 2015
Grant date	Sep 10, 2019
Priority date	—
Expiry date	Apr 23, 2036

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF05D2240/307
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A method is disclosed for repairing a precision casted turbine blade having a squealer and at least one letterbox which was closed by brazing during new-part manufacturing, wherein the letterbox area was damaged during operation in the first life cycle of the blade.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.