The open hearth process ; The electric arc furnace process ; Induction furnace melting ; New electric steelmaking processes ; Continuous steelmaking
(Gmelin handbook of inorganic chemistry / prepared and issued by Gmelin-Institut für Anorganische Chemie der Max-Planck-Gesellschaft zur Förderung der Wissenschaften ; director, Ekkehard Fluck ; . Gmelin-Durrer metallurgy of iron / continued by H. Trenkler and W. Krieger ; v. 8 . Practice of steelmaking ; 2)