A method of steel tretament in the ladle

A.I. Panchenko (Inventor), Ihor Logozinskyi (Inventor), A.S. Salnikov (Inventor), Olexii Yakovyts'kyi (Inventor), Serhyi Kas'yan (Inventor), M. I. Gasik (Inventor), Michael Gasik (Inventor), Anton Horobets (Inventor), Yuri Projdak (Inventor)

Research output: Patent

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Abstract

The method of out-of-furnace treatment of steel in the ladle includes feeding into the ladle into the melt of metal deoxidizers, alloying and slag-forming mixture containing calcium oxide and fluorspar, and purging the melt with neutral gas. In the slag-forming mixture is additionally introduced pegmatite, with this ratio of components, wt. %: fluorspar 6-14, pegmatite 18-26, calcium oxide - the rest.
Translated title of the contributionA method of steel tretament in the ladle
Original languageMultiple languages
Patent numberUA122783
IPCC21C 7/00,C21C 7/076
Priority date11/09/2017
Publication statusPublished - 25 Jan 2018
MoE publication typeH1 Granted patent

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