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Mitsubishi Kasei Corp
Original Assignee
Mitsubishi Kasei Corp
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Filing date
Publication date
Application filed by Mitsubishi Kasei CorpfiledCriticalMitsubishi Kasei Corp
Priority to JP2674977ApriorityCriticalpatent/JPS53112203A/en
Publication of JPS53112203ApublicationCriticalpatent/JPS53112203A/en
Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces
(AREA)
Vertical, Hearth, Or Arc Furnaces
(AREA)
Abstract
PURPOSE: To improve the rate of carbon absorption of the molten pig iron and to obtain the molten metal for cast iron having high tapping temperature and excellent castability, by setting the distance between the tuyeres of the cupola having the tuyeres of two stage at a specified interval and blowing the oxygen-containing gas into the coke layer at the upper position for the upper tuyere.
COPYRIGHT: (C)1978,JPO&Japio
JP2674977A1977-03-111977-03-11Operating method for cupola
PendingJPS53112203A
(en)