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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.:

US 9920409 B1

PDFFull Text
Date of Patent:
Mar. 20, 2018

Filed:

Jan. 24, 2013

Ferritic stainless steel foil

Applicant:

Jfe Steel Corporation, Chiyoda-ku, Tokyo, JP;

Inventors:

Akito Mizutani, Chiba, JP;

Mitsuyuki Fujisawa, Chiba, JP;

Hiroki Ota, Handa, JP;

Hiroyuki Ogata, Chiba, JP;

Assignee:

JFE Steel Corporation, Tokyo, JP;

Attorney:

RatnerPrestia

Primary Examiner:

Deborah Yee

Int. Cl.
CPC ...
C22C 38/42 (2006.01); C22C 38/44 (2006.01); C22C 38/48 (2006.01); C22C 38/50 (2006.01); C22C 38/06 (2006.01); F01N 3/28 (2006.01); C22C 38/00 (2006.01); C22C 38/02 (2006.01); C22C 38/04 (2006.01); C21D 6/00 (2006.01); C22C 38/26 (2006.01); C21D 8/02 (2006.01);
U.S. Cl.
CPC ...
C22C 38/50 (2013.01); C21D 6/002 (2013.01); C22C 38/001 (2013.01); C22C 38/002 (2013.01); C22C 38/004 (2013.01); C22C 38/005 (2013.01); C22C 38/02 (2013.01); C22C 38/04 (2013.01); C22C 38/06 (2013.01); C22C 38/26 (2013.01); C22C 38/42 (2013.01); C22C 38/44 (2013.01); C22C 38/48 (2013.01); F01N 3/281 (2013.01); C21D 8/0226 (2013.01); C21D 8/0236 (2013.01); C21D 8/0268 (2013.01); F01N 2330/02 (2013.01); F01N 2530/04 (2013.01); Y10T 428/12431 (2015.01);
Abstract

Provided is stainless steel foil that is suitably used for forming a catalyst carrier for an exhaust gas purifying facility, the catalyst carrier being installed in a vehicle that discharges exhaust gas having a temperature lower than the temperature of exhaust gas of a gasoline-powered automobile. The ferritic stainless steel foil contains, by mass %, C: 0.05% or less, Si: 2.0% or less, Mn: 1.0% or less, S: 0.005% or less, P: 0.05% or less, Cr: 11.0% to 25.0%, Ni: 0.05% to 0.30%, Al: 0.01% to 1.5%, Cu: 0.01% to 2.0%, N: 0.10% or less, and the balance being Fe and inevitable impurities.

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