APPARATUS FOR THE PRODUCTION OF LARGE INGOTS IN THE ELECTRIC SLAG REFINING OF METAL, ESPECIALLY STEELS

摘要

1,255,294. Casting processes. GEBR. BOHLER & CO. A.G. 27 May, 1970 [27 May, 1969], No. 25496/70. Heading B3F. [Also in Divisions H3-H5] Electro-slag re-melting apparatus for the manufacture of large steel ingots 52 comprises four consumable electrodes 50 mounted to arm portions 61 of electrode holders 60 displaceable vertically on columns 70, each suspended from a travelling crane .71, and two parallel crane bridges 80, each carrying two of the four cranes 71, movable in a horizontal direction. The cooled mould 10 rests via cheeks 14 on arm portions 21 of mould lifting carriages 20 arranged so as to be displaceable vertically on fixed columns 30. The mould bottom plate 102 is fixed to a travelling mechanism 103 with wheels 104. Ingots with octagonal, circular, rectangular or square crosssections may be manufactured.