BE551759A - - Google Patents

Info

Publication number
BE551759A
BE551759A BE551759DA BE551759A BE 551759 A BE551759 A BE 551759A BE 551759D A BE551759D A BE 551759DA BE 551759 A BE551759 A BE 551759A
Authority
BE
Belgium
Prior art keywords
strip
tube
edges
electrodes
stapling
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE551759A publication Critical patent/BE551759A/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE 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
    • B21C37/00Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture 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
    • B21C37/12Making tubes or metal hoses with helically arranged seams
    • B21C37/121Making tubes or metal hoses with helically arranged seams with seams being neither welded nor soldered

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
BE551759D BE551759A (OSRAM)

Publications (1)

Publication Number Publication Date
BE551759A true BE551759A (OSRAM)

Family

ID=177185

Family Applications (1)

Application Number Title Priority Date Filing Date
BE551759D BE551759A (OSRAM)

Country Status (1)

Country Link
BE (1) BE551759A (OSRAM)

Similar Documents

Publication Publication Date Title
BE551759A (OSRAM)
CN1126631C (zh) 一种用于生产复合金属杆材的纵向焊接包复结合设备
CH219980A (fr) Procédé de fabrication de profilés métalliques.
BE553598A (OSRAM)
EP0284455A1 (fr) Machine de soudage électrique par résistance, pour la fabrication de viroles métalliques
CH298581A (fr) Procédé de fabrication d'un tube métallique et appareil pour la mise en oeuvre de ce procédé.
BE661819A (OSRAM)
BE540871A (OSRAM)
BE422035A (OSRAM)
BE356272A (OSRAM)
BE440327A (OSRAM)
BE442881A (OSRAM)
BE405012A (OSRAM)
BE493392A (OSRAM)
BE509339A (OSRAM)
BE559621A (OSRAM)
FR2487704A1 (fr) Procede et dispositif pour la fabrication de tubes metalliques par enroulement en helice d'une bande de tole
BE723425A (OSRAM)
BE563977A (OSRAM)
FR2578760A1 (fr) Procede et laminoir pour reduire la section d'un produit en barre ou d'un produit de coulee continue chaud
BE553739A (OSRAM)
BE422122A (OSRAM)
FR2480652A1 (fr) Procede et machine pour le soudage ultrasonique de bandes metalliques
BE496011A (OSRAM)
BE401464A (OSRAM)