Protective surface on stainless steel

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United States of America Patent

PATENT NO 11859291
APP PUB NO 20210214831A1
SERIAL NO

17214652

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A substrate steel of the comprising from 0.01 to 0.60 wt. % of La, from 0.0 to 0.65 wt. % of Ce; from 0.06 to 1.8 wt. % of Nb up to 2.5 wt. % of one or more trace elements and carbon and silicon may be treated in an oxidizing atmosphere to product a coke resistant surface coating of MnCr2O4 having a thickness up to 5 microns.

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Patent Owner(s)

Patent OwnerAddress
KUBOTA CORPORATIONOSAKA-SHI OSAKA 556-8601

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Benum, Leslie Red Deer, CA 9 4
Donnelly, Kathleen Calgary, CA 3 1
Farag, Hany Calgary, CA 16 78
Gyorffy, Michael Orillia, CA 2 1
Hashimoto, Kunihide Osaka, JP 19 22
Sakamoto, Nobuyuki Osaka, JP 108 2582
Santos, Billy Calgary, CA 2 1
Simanzhenkov, Vasily Calgary, CA 97 342

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