FR795821A - Method and machine for the manufacture of welded helical tubes - Google Patents

Method and machine for the manufacture of welded helical tubes

Info

Publication number
FR795821A
FR795821A FR795821DA FR795821A FR 795821 A FR795821 A FR 795821A FR 795821D A FR795821D A FR 795821DA FR 795821 A FR795821 A FR 795821A
Authority
FR
France
Prior art keywords
manufacture
machine
helical tubes
welded helical
welded
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
METAUX INOXIDABLES
Original Assignee
METAUX INOXIDABLES
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 by METAUX INOXIDABLES filed Critical METAUX INOXIDABLES
Application granted granted Critical
Publication of FR795821A publication Critical patent/FR795821A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR795821D 1934-12-27 1934-12-27 Method and machine for the manufacture of welded helical tubes Expired FR795821A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR795821T 1934-12-27

Publications (1)

Publication Number Publication Date
FR795821A true FR795821A (en) 1936-03-23

Family

ID=9234831

Family Applications (1)

Application Number Title Priority Date Filing Date
FR795821D Expired FR795821A (en) 1934-12-27 1934-12-27 Method and machine for the manufacture of welded helical tubes

Country Status (1)

Country Link
FR (1) FR795821A (en)

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