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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Hitachi Ltd
Original Assignee
Hitachi Ltd
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Filing date
Publication date
Application filed by Hitachi LtdfiledCriticalHitachi Ltd
Priority to JP50132898ApriorityCriticalpatent/JPS5257511A/en
Publication of JPS5257511ApublicationCriticalpatent/JPS5257511A/en
Filling Or Discharging Of Gas Storage Vessels
(AREA)
Abstract
PURPOSE: A cylindrical body correcting device used for obtaining a circularity of the barrel such as big tank and at the same time capable of simply correcting the circularity of the cylinder.
COPYRIGHT: (C)1977,JPO&Japio
JP50132898A1975-11-071975-11-07Cylindrical body correcting device
PendingJPS5257511A
(en)