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:
Apr. 15, 1986
Filed:
Sep. 04, 1984
Applicant:
Inventors:
Thomas Vasilos, Winthrop, MA (US);
Richard D Webb, Wellesley, MA (US);
Assignee:
Avco Corporation, Wilmington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C09K / ; C23C / ;
U.S. Cl.
CPC ...
4283073 ; 4272481 ; 4272551 ; 4283191 ; 428408 ;
Abstract
Carbon composite materials of increased resistance to oxidation are produced by heating a porous carbon composite material to an elevated temperature in a reaction chamber and introducing into said chamber a gas mixture comprising a decomposable boron-containing gas and a diluent and effecting deposition of boron as a solid on the walls of the pores of said composite as a consequence of said boron-containing gas decomposing.