ES282102A3 - Improvements introduced in the manufacture of rolled tubes (Machine-translation by Google Translate, not legally binding)
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Improvements introduced in the manufacture of rolled tubes (Machine-translation by Google Translate, not legally binding)
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Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Abstract
Improvements introduced in the manufacture of corrugated tubes characterized in that said tubes have coupling bores in the bases of the turns or corrugations together with a plurality of coupling bores of appropriate axial length in the vertices of the turns or corrugations. (Machine-translation by Google Translate, not legally binding)
ES282102A1962-11-021962-11-02Improvements introduced in the manufacture of rolled tubes (Machine-translation by Google Translate, not legally binding)
ExpiredES282102A3
(en)