ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,741, issued on Jan. 27, was assigned to Novelis Koblenz GmbH (Koblenz, Germany).
"Brazed heat exchanger" was invented by Steven Kirkham (Ransbach-Baumbach, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to a brazed heat exchanger incorporating an aluminium alloy baseplate and wherein the baseplate is made from an aluminium alloy having a composition, in wt. %, of: Mn 0.8-1.8, Cu 0.15-1.20, Si 0.25-1.30, Mg 0.10-0.60, Fe less than equal to0.8, Zn less than equal to0.3, Ti less than equal to0.20, Cr less than equal to0.25, Zr less than equal to0.25, balance aluminium and impurities."
The patent was filed on May 15, 2019,...