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BIRAGHI FAB ETS
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BIRAGHI FAB ETS
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Application filed by BIRAGHI FAB ETSfiledCriticalBIRAGHI FAB ETS
Priority to FR95083ApriorityCriticalpatent/FR1532309A/fr
Application grantedgrantedCritical
Publication of FR1532309ApublicationCriticalpatent/FR1532309A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
B21C37/15—Making tubes of special shape; Making tube fittings
B21C37/22—Making finned or ribbed tubes by fixing strip or like material to tubes
B21C37/26—Making finned or ribbed tubes by fixing strip or like material to tubes helically-ribbed tubes
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(AREA)
Mechanical Engineering
(AREA)
FR95083A1967-02-151967-02-15Procédé de fabrication d'un tube à ailettes pour échanges thermiques, et machinepour la mise en oeuvre de ce procédé
ExpiredFR1532309A
(fr)
Procédé de fabrication d'un tube à ailettes pour échanges de chaleur, et machine pour la fabrication d'un tel tube en application dudit procédé
Procédé pour la fabrication d'ailettes dissipatrices de chaleur, outillage pour sa mise en oeuvre, ailette en résultant et son application à la fabrication d'échangeurs de chaleur
Procédé pour la fabrication d'une pièce en forme de solide de révolution à partir d'un bloc de matière thermoplastique, dispositif pour la mise en oeuvre de ce procédé et pièce obtenue par ce procédé
Procédé pour la fabrication de tubes à ailettes du type utilisé dans les échangeurs de chaleur, machine pour sa mise en oeuvre et tubes obtenus par ce procédé