Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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Filing date
Publication date
Application filed by Nippon Steel CorpfiledCriticalNippon Steel Corp
Priority to JP7903076ApriorityCriticalpatent/JPS535009A/en
Publication of JPS535009ApublicationCriticalpatent/JPS535009A/en
PURPOSE: To rationalize the distribution of thickness of the accumulated layer by changing the falling position of charged raw materials and to make progress the operation smoothly by normalizing the gas flow in the furnace, by varying the diameter of the bell in the belltype equipment for charging raw materials at the furnace top of the blast furnace.
COPYRIGHT: (C)1978,JPO&Japio
JP7903076A1976-07-051976-07-05Device for varying diameter of bell of slide plate type
PendingJPS535009A
(en)