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.:
Date of Patent:
Nov. 09, 2021
Filed:
Aug. 20, 2019
Applicant:
Raytheon Technologies Corporation, Farmington, CT (US);
Inventors:
Neal Magdefrau, Tolland, CT (US);
Paul Sheedy, Bolton, CT (US);
Assignee:
Raytheon Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/80 (2006.01); C04B 35/82 (2006.01); C23C 16/34 (2006.01); C23C 16/46 (2006.01); C04B 35/628 (2006.01);
U.S. Cl.
CPC ...
C04B 35/80 (2013.01); C04B 35/62868 (2013.01); C04B 35/62894 (2013.01); C04B 35/82 (2013.01); C23C 16/342 (2013.01); C23C 16/46 (2013.01); C04B 2235/3821 (2013.01); C04B 2235/3873 (2013.01); C04B 2235/524 (2013.01); C04B 2235/656 (2013.01);
Abstract
A method for forming in situ a boron nitride reaction product locally on a reinforcement phase of a ceramic matrix composite material includes the steps of providing a ceramic matrix composite material having a fiber reinforcement material; and forming in situ a layer of boron nitride on the fiber reinforcement material.