ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,031, issued on April 14, was assigned to HANGZHOU CITY UNIVERSITY (Hangzhou, China).

"Device and method of regulating melting speed of aluminum alloy smelting furnace burner" was invented by Weipeng Liu (Hangzhou, China), Tao Peng (Hangzhou, China), Luoke Hu (Hangzhou, China), Jun Wu (Hangzhou, China), Xuxia Zhang (Hangzhou, China), Anping Wan (Hangzhou, China) and Ting Chen (Hangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device of regulating a melting speed of an aluminum alloy smelting furnace burner. The device includes: a natural-gas flow-rate regulating assembly, an air flow regulating assembly; a natural gas burner, connecte...