Patent · US Active

Method for stripping gamma-gamma prime coating from gamma-gamma prime alloy

US9103037B2 · kind B2 · utility

0Cited by
7References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 1, 2011
Grant dateAug 11, 2015
Priority date
Expiry dateMar 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.