FR996496A - Manufacturing process for tubes and tubes obtained by this process - Google Patents

Manufacturing process for tubes and tubes obtained by this process

Info

Publication number
FR996496A
FR996496A FR996496DA FR996496A FR 996496 A FR996496 A FR 996496A FR 996496D A FR996496D A FR 996496DA FR 996496 A FR996496 A FR 996496A
Authority
FR
France
Prior art keywords
tubes
manufacturing process
manufacturing
tubes obtained
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
Axel Stromberg Ralph En Gunnar
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 FR996496A publication Critical patent/FR996496A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/16—Rigid pipes wound from sheets or strips, with or without reinforcement
    • F16L9/165—Rigid pipes wound from sheets or strips, with or without reinforcement of metal
    • 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
    • B21C37/121—Making tubes or metal hoses with helically arranged seams with non-welded and non-soldered seams
FR996496D 1949-10-03 1949-10-03 Manufacturing process for tubes and tubes obtained by this process Expired FR996496A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR996496T 1949-10-03

Publications (1)

Publication Number Publication Date
FR996496A true FR996496A (en) 1951-12-19

Family

ID=9557914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR996496D Expired FR996496A (en) 1949-10-03 1949-10-03 Manufacturing process for tubes and tubes obtained by this process

Country Status (1)

Country Link
FR (1) FR996496A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1452446B1 (en) * 1960-02-15 1970-03-12 Emil Siegwart Spiral duct
EP1266704A1 (en) * 1995-03-08 2002-12-18 Protol A.G. Method and apparatus for producing helically wound lock-seam tubing and helically-wound lock-seam tube
US6561228B1 (en) 1995-03-08 2003-05-13 Protol A.G. Helically wound lock seam tube
EP2873470A1 (en) * 2013-11-14 2015-05-20 Tubosider International S.A. Method and apparatus for manufacturing watertight, corrugated metal pipes from a strip of metal sheet, and watertight, corrugated metal pipe manufactured by such method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1452446B1 (en) * 1960-02-15 1970-03-12 Emil Siegwart Spiral duct
EP1266704A1 (en) * 1995-03-08 2002-12-18 Protol A.G. Method and apparatus for producing helically wound lock-seam tubing and helically-wound lock-seam tube
US6561228B1 (en) 1995-03-08 2003-05-13 Protol A.G. Helically wound lock seam tube
EP2873470A1 (en) * 2013-11-14 2015-05-20 Tubosider International S.A. Method and apparatus for manufacturing watertight, corrugated metal pipes from a strip of metal sheet, and watertight, corrugated metal pipe manufactured by such method

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