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.)
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 filedfiledCritical
Priority to JP2805079ApriorityCriticalpatent/JPS55120417A/ja
Publication of JPS55120417ApublicationCriticalpatent/JPS55120417A/ja
Publication of JPS5627321B2publicationCriticalpatent/JPS5627321B2/ja
JP2805079A1979-03-111979-03-11Manufacture of thin diameter electric welded steel pipe with inner surface coated with low melting point metal or its group alloy
GrantedJPS55120417A
(en)
