F - Mech Eng,Light,Heat,Weapons – 27 – B
Patent
F - Mech Eng,Light,Heat,Weapons
27
B
F27B 3/18 (2006.01) C21C 5/52 (2006.01) C21C 5/56 (2006.01) F27B 3/08 (2006.01) F27D 1/08 (2006.01) F27D 11/10 (2006.01) F27D 13/00 (2006.01) H05B 7/11 (2006.01) F27D 99/00 (2010.01) F27D 3/00 (2006.01) F27D 3/04 (2006.01) F27D 23/00 (2006.01)
Patent
CA 2135495
ABSTRACT Provided are a furnace shell (2) with a lower electrode (1) at a bottom of the shell, a furnace roof (3) adapted to close an upper portion of said furnace shell (2), a material charge port (25) substantially at a center of said furnace roof (3) and two upper electrodes (26, 27) positioned laterally opposite to each other with respect to said material charge port (25) and vertically extending through said furnace roof (3). Scrap material (25) is continuously charged through the material charge port (25) and arcs are directed to the scrap material at a center of the furnace shell (2).
L'invention concerne un creuset (2) de four présentant une électrode inférieure (1) au niveau de sa partie inférieure, une couverture (3) de four destinée à fermer une partie supérieure du creuset (2) du four, un orifice (25) d'admission de matière brute formé dans la partie centrale du couvercle (3) du four, et deux électrodes supérieures (26, 27) passant verticalement à travers les parties du couvercle (3) du four se trouvant latéralement sur les deux côtés de l'orifice (25) d'admission de la matière brute. Une matière brute constituée de ferraille est acheminée continûment à partir de l'orifice (25) d'admission de matière brute, et l'arc est orienté vers la ferraille dans la partie centrale du creuset (2) du four.
Tsukizaki Shinichi
Yoshida Hironobu
Fetherstonhaugh & Co.
Ishikawajima-Harima Jukogyo Kabushiki Kaisha
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