ALEXANDRIA, Va., July 21 -- United States Patent no. 12,686,640, issued on July 21, was assigned to VELAN INC. (Montreal).

"Mechanical part with a nanostructured TiO 2 -CR 2 O 3 ceramic coating and method for depositing a nanostructured TiO 2 -CR 2 O 3 ceramic coating on a substrate" was invented by Luc Vernhes (Hampstead, Canada), Nicolas Lourdel (Montreal), Rogerio S. Lima (Boucherville, Canada) and Dominique Poirier (Boucherville, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "There is provided a method for depositing a TiO2-Cr2O3 ceramic coating on a substrate. The method includes mixing a powder of sprayable nanostructured titanium(IV) oxide (n-TiO2) and a powder of chromium(III) oxide (Cr2O3), t...