ALEXANDRIA, Va., May 19 -- United States Patent no. 12,631,397, issued on May 19.

"Powder-material flying melting furnace having dual regenerative chambers" was invented by Zhiwei Chen (Pingxiang, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides a powder-material flying melting furnace having dual regenerative chambers, which can be widely used in the fields of glass production, iron-making, non-ferrous metal smelting and solid fuel gasification. In the powder-material flying melting furnace having dual regenerative chambers of the present invention, a blow gas inlet is provided in a common feed pipeline or a raw material feeding pipeline, a forced feeding equipment is arra...