INTERNATIONAL PATENT: FRIEDEN, ROMAIN FILES APPLICATION FOR "PRODUCTION OF DIRECT REDUCED IRON IN ROTARY HEARTH FURNACE WITH SPIRAL SHAPED COMBUSTION CHAMBER"

GENEVA, Oct. 1 -- FRIEDEN, Romain (549 Gala DrCanonsburg, Pennsylvania 15317) filed a patent application (PCT/US2025/020781) for "PRODUCTION OF DIRECT REDUCED IRON IN ROTARY HEARTH FURNACE WITH SPIRAL SHAPED COMBUSTION CHAMBER" on Mar 20, 2025. With publication no. WO/2025/199377, the details related to the patent application was published on Sep 25, 2025.

Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).

Inventor(s): FRIEDEN, Romain (549 Gala DrCanonsburg, Pennsylvania 15317)

Abstract: An apparatus and a method for producing direct reduced iron from iron oxide and carbonaceous material is described.

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