ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,576, issued on Sept. 23, was assigned to HRL Laboratories LLC (Malibu, Calif.).
"Aluminum-chromium-zirconium alloys" was invented by John H. Martin (Oxnard, Calif.), Darby Laplant (Santa Monica, Calif.) and Julie Miller (Los Angeles).
According to the abstract* released by the U.S. Patent & Trademark Office: "Some variations provide an aluminum (Al) alloy containing at least 0.1 at % zirconium (Zr) and/or at least 0.1 at % chromium (Cr), wherein the aluminum alloy is in the form of an additively manufactured object. Other variations provide an aluminum-containing powder comprising Al particles, Cr particles, and Zr particles, wherein at least some of the Cr particles as well as ...