FR1388074A - Improvement in the manufacture of tubes by welding a spiral wound strip - Google Patents

Improvement in the manufacture of tubes by welding a spiral wound strip

Info

Publication number
FR1388074A
FR1388074A FR958610A FR958610A FR1388074A FR 1388074 A FR1388074 A FR 1388074A FR 958610 A FR958610 A FR 958610A FR 958610 A FR958610 A FR 958610A FR 1388074 A FR1388074 A FR 1388074A
Authority
FR
France
Prior art keywords
tubes
welding
improvement
manufacture
spiral wound
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
FR958610A
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.)
De Wendel et Cie SA
Wendel et Cie SA
Original Assignee
De Wendel et Cie SA
Wendel et Cie SA
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 De Wendel et Cie SA, Wendel et Cie SA filed Critical De Wendel et Cie SA
Priority to FR958610A priority Critical patent/FR1388074A/en
Application granted granted Critical
Publication of FR1388074A publication Critical patent/FR1388074A/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)
FR958610A 1963-12-27 1963-12-27 Improvement in the manufacture of tubes by welding a spiral wound strip Expired FR1388074A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR958610A FR1388074A (en) 1963-12-27 1963-12-27 Improvement in the manufacture of tubes by welding a spiral wound strip

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR958610A FR1388074A (en) 1963-12-27 1963-12-27 Improvement in the manufacture of tubes by welding a spiral wound strip

Publications (1)

Publication Number Publication Date
FR1388074A true FR1388074A (en) 1965-02-05

Family

ID=8819785

Family Applications (1)

Application Number Title Priority Date Filing Date
FR958610A Expired FR1388074A (en) 1963-12-27 1963-12-27 Improvement in the manufacture of tubes by welding a spiral wound strip

Country Status (1)

Country Link
FR (1) FR1388074A (en)

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