Cleaning compositions and methods for removing oxides from superalloy substrates

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United States of America Patent

PATENT NO 10377968
APP PUB NO 20180355492A1
SERIAL NO

15619990

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Abstract

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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).

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Patent Owner(s)

Patent OwnerAddress
GENERAL ELECTRIC COMPANYONE RIVER ROAD SCHENECTADY NY 12345

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Aydin, Tugba Istanbul, TR 1 6
Bolukoglu, Zeynep Istanbul, TR 1 6
Brooks, William Clarke Lebanon, US 12 119
Dolley,, Jr Evan Jarrett Niskayuna, US 2 10
Goodall, Ian Thomas Cincinnati, US 1 6
Huron, Eric Scott West Chester, US 11 155
Powers, John Matthew Independence, US 9 112
Trider, David Edward Cincinnati, US 1 6
Ulutas, Doga Istanbul, TR 1 6

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