The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 13, 2019
Filed:
Jun. 12, 2017
General Electric Company, Schenectady, NY (US);
William Clarke Brooks, Lebanon, OH (US);
Eric Scott Huron, West Chester, OH (US);
John Matthew Powers, Independence, KY (US);
Ian Thomas Goodall, Cincinnati, OH (US);
Evan Jarrett Dolley, Jr., Niskayuna, NY (US);
David Edward Trider, Cincinnati, OH (US);
Zeynep Bolukoglu, Istanbul, TR;
Doga Ulutas, Istanbul, TR;
Tugba Aydin, Istanbul, TR;
General Electric Company, Schenectady, NY (US);
Abstract
Methods for cleaning a superalloy substrate having engine deposits on its surface are provided. The method may include applying a permanganate solution onto the surface of the superalloy substrate, and applying a ferric chloride based cleaning composition onto the surface of the superalloy substrate. The ferric chloride based cleaning composition includes ferric chloride and at least one of nitric acid and phosphoric acid, such as within a solvent system (e.g., an aqueous solution including water).