ALEXANDRIA, Va., April 7 -- United States Patent no. 12,595,216, issued on April 7, was assigned to Honeywell International Inc. (Charlotte, N.C.).

"Metal carbide infiltrated C/C composites" was invented by Mehrad Mehr (Raleigh, N.C.) and Bahram Jadidian (Watchung, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An article includes a substrate. The substrate includes at least two phases. The first phase includes a carbon-carbon (C/C) composite. The second phase includes a metal carbide. The second phase is disposed within a plurality of interconnected pores of the first phase, wherein the second phase extends from a surface of the substrate to a depth of at least 300 micrometers below the surface of the ...