FR648828A - Process for the manufacture of metal tubes - Google Patents

Process for the manufacture of metal tubes

Info

Publication number
FR648828A
FR648828A FR648828DA FR648828A FR 648828 A FR648828 A FR 648828A FR 648828D A FR648828D A FR 648828DA FR 648828 A FR648828 A FR 648828A
Authority
FR
France
Prior art keywords
manufacture
metal tubes
tubes
metal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Alphonse
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR648828A publication Critical patent/FR648828A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes 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
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/123—Making tubes or metal hoses with helically arranged seams of coated strip material; Making multi-wall tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR648828D 1927-06-28 1927-06-28 Process for the manufacture of metal tubes Expired FR648828A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR648828T 1927-06-28

Publications (1)

Publication Number Publication Date
FR648828A true FR648828A (en) 1928-12-14

Family

ID=9002911

Family Applications (1)

Application Number Title Priority Date Filing Date
FR648828D Expired FR648828A (en) 1927-06-28 1927-06-28 Process for the manufacture of metal tubes

Country Status (1)

Country Link
FR (1) FR648828A (en)

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