ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,402, issued on July 21.

"Cooking system with burner assembly and heat exchanger" was invented by Souhel Khanania (Irving, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are disclosed that include providing a cooking system that comprises a burner assembly and a heat exchanger submerged in a vessel. The burner assembly includes a high velocity burner and a low velocity burner, the high velocity burner configured to provide the necessary high velocity, volumetric flowrate through a fluid duct of the heat exchanger that includes a plurality of compactly-arranged, alternatingly-disposed vertical and horizontal tubes passing thr...