DK80072C -
List for control of welding machines by automatic application welding, in particular of flat groove rails, heart pieces and rail crosses.
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List for control of welding machines by automatic application welding, in particular of flat groove rails, heart pieces and rail crosses.
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Application filed by Elektro Thermit GmbhfiledCriticalElektro Thermit Gmbh
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Publication of DK80072CpublicationCriticalpatent/DK80072C/en
DK125652A1951-07-271952-04-19
List for control of welding machines by automatic application welding, in particular of flat groove rails, heart pieces and rail crosses.
DK80072C
(en)
Method for automatic arc application welding on rail head or guide rail on worn groove rails, in particular curve rails, according to the sub-powder welding method.