Accession Number : ADD017541
Title : Chromic Oxide Coatings by Thermal Decomposition of Chromic Acid Anhydride (CRO3).
Descriptive Note : Patent, Filed 28 Jul 93, patented 10 Jan 95,
Corporate Author : DEPARTMENT OF THE NAVY WASHINGTON DC
Personal Author(s) : Ferrando, William A
Report Date : 10 Jan 1995
Pagination or Media Count : 4
Abstract : A diamond, ceramic, metal, or metal alloy surface is coated with molten Cr03. The coated surface is then heated in air at a temperature of from about 200 C. to 250 C. until the molten CrO3 coating is converted into a black, powdery adherent coating of Cr0.
Descriptors : *ANHYDRIDES, *PATENTS, *CHROMIUM COMPOUNDS, *CHROMIC ACID, METALS, THERMODYNAMICS, ALLOYS, SURFACES, COATINGS, OXIDES, PYROLYSIS
Subject Categories : Inorganic Chemistry
Metallurgy and Metallography
Distribution Statement : APPROVED FOR PUBLIC RELEASE