Patent ID: 7205055
Filing Date: 2007-04-17
Classification: C04B,Y10T

Abstract:
1. A high temperature oxidation resistant carbonaceous molding comprising: a parent material made of carbon material and having an exterior surface; a metallic carbide containing layer which is formed such that a metal is diffused to the exterior surface of the parent material and metal carbide is formed thereon and having cracks, wherein the metal is at least one of chromium, titanium, zirconium, hafnium, vanadium, niobium, tantalum, molybdenum, and tungsten; a vitreous member composed of a vitreous material filled in the cracks; and a vitreous material layer formed on a surface of the metallic carbide containing layer; wherein the vitreous member and the vitreous material layer are integrated and cover the exterior surface of the parent material.