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:
Oct. 12, 1993
Filed:
Jan. 19, 1990
Applicant:
Inventors:
Francis J Frechette, Tonawanda, NY (US);
Wolfgang D Boecker, Lewiston, NY (US);
Assignee:
The Carborundum Company, Niagara Falls, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
4272553 ; 4272552 ; 4272551 ; 427255 ; 4272481 ; 427314 ;
Abstract
A glassy coated sintered non-oxide ceramic fiber produced by an in situ oxidation chemical reaction. A process to produce a protective glassy coating on ceramic fibers by heating the non-oxide ceramic fibers in the presence of boron and atmosphere containing oxygen.