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.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NKK Corp, Nippon Kokan LtdfiledCriticalNKK Corp
Priority to JP12537175ApriorityCriticalpatent/JPS5249917A/en
Publication of JPS5249917ApublicationCriticalpatent/JPS5249917A/en
PURPOSE: To provent the accident of transformation and falling-off of the metallic materials of the hearth, by maintaining the temperature of the atmosphere in the trough under the specified temperature.
COPYRIGHT: (C)1977,JPO&Japio
JP12537175A1975-10-201975-10-20Method for operating heating furnace of rotary hearth type
PendingJPS5249917A
(en)