Patent · US Active

Cleaning solution and methods of cleaning a turbine engine

US9926517B2 · kind B2 · utility

14Cited by

29References

18Claims

0Family size

Assignee

General Electric Company · US

Inventors

Nicole Jessica Tibbetts · Delanson, US
Evan Jarrett Dolley · Clifton Park, US
Bernard Patrick Bewlay · Niskayuna, US
Denise Anne Anderson · Mechanicville, US
Nathan David McLean · Glenville, US
Eric John Telfeyan · Guilderland, US
Frank Wagenbaugh · Leeds, US

Key dates

Filing date	Oct 5, 2015
Grant date	Mar 27, 2018
Priority date	—
Expiry date	Jul 22, 2036

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T50/60
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A method of cleaning a turbine engine includes directing a cleaning solution towards a component of the turbine engine having a layer of foreign material thereon, the cleaning solution including water, a first organic acidic component, a second organic acidic component, isopropylamine sulphonate, alcohol ethoxylate, triethanol amine, and sodium lauriminodipropionate. The cleaning solution has a pH between 2.5 and 7.0.

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