ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,436,138, issued on Oct. 7, was assigned to DTE EHF. (Reykjavik, Iceland).

"Non-immersive method and apparatus for quantitative analysis of liquid metals and alloys" was invented by Sveinn Hinrik Gudmundsson (Mosfellsbaer, Iceland), Jon Matthiasson (Reykjavik, Iceland) and Kristjan Leosson (Reykjavik, Iceland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A non-contact, non-immersive method and apparatus are provided for accurately measuring quantitatively one or more elements in liquid metal or alloy samples using laser-induced breakdown spectroscopy (LIBS). The method is particularly useful for process and/or quality control within the metallurgy indust...