MUMBAI, India, July 7 -- Intellectual Property India has published a patent application (202617069985 A) filed by Jfe Steel Corporation on June 04, 2026, for Blast Furnace Tuyere Apparatus And Method Of Operating Blast Furnace.
Inventors include Kuwabara Minoru; Kaneyama Shinnosuke; Morita Yuya; Goto Shuhei Number; and Yanagisawa Ryuta.
The application for the patent was published on July 03, 2026, under issue no. 27/2026.
Abstract: A tuyere apparatus according to the present invention comprises: an outer circulation hole disposed on the outermost peripheral side inside a tuyere; and an inner circulation hole disposed on the inner peripheral side of the outer circulation hole. The inner circulation hole has two or more independent flow p...