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 7431777 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 07, 2008

Filed:

Apr. 22, 2004
Applicants:

Changmin Chun, Belle Mead, NJ (US);

Narasimha-rao Venkata Bangaru, Annandale, NJ (US);

Hyun-woo Jin, Phillipsburg, NJ (US);

Jayoung Koo, Bridgewater, NJ (US);

John Roger Peterson, Ashburn, VA (US);

Robert Lee Antram, Warrenton, VA (US);

Christopher John Fowler, Springfield, VA (US);

Inventors:

ChangMin Chun, Belle Mead, NJ (US);

Narasimha-Rao Venkata Bangaru, Annandale, NJ (US);

Hyun-Woo Jin, Phillipsburg, NJ (US);

Jayoung Koo, Bridgewater, NJ (US);

John Roger Peterson, Ashburn, VA (US);

Robert Lee Antram, Warrenton, VA (US);

Christopher John Fowler, Springfield, VA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

Cermets, particularly composition gradient cermets can be prepared starting with suitable bulk metal alloys by a reactive heat treatment process involving a reactive environment selected from the group consisting of reactive carbon, reactive nitrogen, reactive boron, reactive oxygen and mixtures thereof.


Find Patent Forward Citations

Chun, ChangMin. (2008). Composition gradient cermets and reactive heat treatment process for preparing same (U.S. Patent No. 7431777). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7431777

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