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 JP13137975ApriorityCriticalpatent/JPS5256003A/en
Publication of JPS5256003ApublicationCriticalpatent/JPS5256003A/en
PURPOSE: To reduce the time required for the operation of cutting and the load imposed on the workers and to make easy the replacement of the large trough, by raising and lowering the one end of the movable large trough with a lifting device and cutting the joining part with the above operation, at the replacement of the movable large trough for tapping from the blast furnace.
COPYRIGHT: (C)1977,JPO&Japio
JP13137975A1975-11-041975-11-04Cutting method of joining part of movable large trough
PendingJPS5256003A
(en)