F - Mech Eng,Light,Heat,Weapons – 27 – B
Patent
F - Mech Eng,Light,Heat,Weapons
27
B
F27B 3/24 (2006.01) C23C 10/48 (2006.01) C23C 10/50 (2006.01) F27B 3/14 (2006.01) F27D 1/12 (2006.01) F27D 9/00 (2006.01)
Patent
CA 2393264
A metal-made water-cooling jacket for electric arc furnaces, characterized by comprising an A1 diffusion layer having a thickness ranging from 200 to 800 µm, the Al concentration of the outermost surface of the Al diffusion layer being from 10 to 50 wt.%, formed on the surface of the metal by calorizing treatment.
La présente invention concerne une chemise de refroidissement métallique pour four à arc garnie d'une couche perméable en aluminium diffusé obtenu par calorisation. Cette couche, qui fait une épaisseur de 200 à 800 microns, présente en surface une concentration en aluminium comprise entre 10% et 50% de la masse.
Maesato Masao
Nishi Makoto
Takami Tosirou
Riches Mckenzie & Herbert Llp
Shinto Kogyo Kabushiki Kaisha
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