ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,752,362, issued on Oct. 6.
"Life-extended electrode used in liquid-cooled plasma arc cutting torches" was invented by Ahmet Yildirim (Bornova, Turkey).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a life-extended electrode used in liquid-cooled plasma arc cutting torches with cooling surface increase by scraping from top to bottom on the inner surfaces washed by coolant, by pressing on the bottom, by creating indentations and protrusions that extend in parallel and/or at the same angle as well as instant heat transfer speed increase by the approach of the heat transfer wall."
The patent was filed on April 5, 2022, under Application No. 18/5...