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.

Date of Patent:
Jun. 07, 2022

Filed:

Jan. 16, 2019
Applicant:

Dynalene Inc., Whitehall, PA (US);

Inventor:

Sreya Dutta, Macungie, PA (US);

Assignee:

DYNALENE INC., Whitehall, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 5/08 (2006.01); C09D 1/00 (2006.01); C01B 15/04 (2006.01); C01B 15/043 (2006.01); C09K 5/12 (2006.01); C09K 15/02 (2006.01);
U.S. Cl.
CPC ...
C09D 5/084 (2013.01); C01B 15/04 (2013.01); C01B 15/043 (2013.01); C01B 15/0435 (2013.01); C09D 1/00 (2013.01); C09K 5/12 (2013.01); C09K 15/02 (2013.01); C04B 2235/3224 (2013.01); C04B 2235/3227 (2013.01); C04B 2235/3229 (2013.01);
Abstract

A method for forming and bonding a corrosion resistant perovskite layer on a surface of a steel component, for example, a stainless steel crucible is disclosed. The method comprises preparing an inhibitor mixture comprising about 0.5% to about 5% by weight of a rare-earth oxide and about 0.1% to about 1% by weight of an oxidizer; preparing a molten chloride salt mixture comprising a predetermined concentration of one of a binary eutectic mixture and a ternary eutectic mixture, mixing the inhibitor mixture to the molten chloride salt mixture to produce an inhibitor salt mixture; applying the inhibitor salt mixture to the surface of the steel component to be bonded with the perovskite layer; and heat treating the steel component with said applied inhibitor salt mixture to a predetermined temperature to form and bond the perovskite layer on said surface of said steel component.


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