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:
Feb. 10, 2026

Filed:

Sep. 15, 2023
Applicant:

Honeywell International Inc., Charlotte, NC (US);

Inventors:

Mehrad Mehr, Raleigh, NC (US);

Bahram Jadidian, Watchung, NJ (US);

Assignee:

Honeywell International Inc., Charlotte, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/571 (2006.01); C04B 35/622 (2006.01); C04B 35/65 (2006.01);
U.S. Cl.
CPC ...
C04B 35/571 (2013.01); C04B 35/62222 (2013.01); C04B 35/65 (2013.01); C04B 2235/3826 (2013.01); C04B 2235/428 (2013.01); C04B 2235/483 (2013.01); C04B 2235/663 (2013.01); C04B 2235/9676 (2013.01); C04B 2235/9684 (2013.01);
Abstract

A method includes forming an article from a silicon-rich refractory mixture. The silicon-rich refractory mixture includes a silicon-rich silicon carbide preceramic polymer and a silicon carbide powder. The method includes heating the preform to pyrolyze the silicon-rich silicon carbide preceramic polymer and form a silicon-rich refractory material. The silicon-rich refractory material includes the silicon carbide powder and excess silicon in a silicon carbide matrix. The method further includes heating the silicon-rich refractory material to oxidize at least a portion of the excess silicon and form a reinforced refractory material. The reinforced refractory material includes a silicon dioxide phase at grain boundaries of the silicon carbide powder.


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