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Kopex Maschimen A G
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Kopex Maschimen A G
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Publication of ES203962A1publicationCriticalpatent/ES203962A1/es
Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Abstract
Un tubo sin fin estriado en forma helicoidal fabricado mediante el enrollamiento de material de cinta sobre un mandril de arollamiento caracterizado por el hecho de que tiene por lo menos una estría en forma helicoidal recalcada que se extiende por toda su longitud entre cuyas espiras se halla una parte lisa no estriada.
ES0203962A1951-07-111952-06-11Un tubo sin fin, estriado en forma helicoidal, fabricado de material de cinta
ExpiredES203962A1
(es)