FR732267A - Procédé de forgeage de tubes concentriques - Google Patents

Procédé de forgeage de tubes concentriques

Info

Publication number
FR732267A
FR732267A FR732267DA FR732267A FR 732267 A FR732267 A FR 732267A FR 732267D A FR732267D A FR 732267DA FR 732267 A FR732267 A FR 732267A
Authority
FR
France
Prior art keywords
forging process
concentric tube
tube forging
concentric
tube
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
English (en)
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.)
Compagnie des Surchauffeurs SA
Original Assignee
Compagnie des Surchauffeurs 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 Compagnie des Surchauffeurs SA filed Critical Compagnie des Surchauffeurs SA
Application granted granted Critical
Publication of FR732267A publication Critical patent/FR732267A/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture 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
    • B21C37/15Making tubes of special shape; Making tube fittings
    • B21C37/154Making multi-wall tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR732267D 1931-04-30 1931-04-30 Procédé de forgeage de tubes concentriques Expired FR732267A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR732267T 1931-04-30

Publications (1)

Publication Number Publication Date
FR732267A true FR732267A (fr) 1932-09-15

Family

ID=9121339

Family Applications (1)

Application Number Title Priority Date Filing Date
FR732267D Expired FR732267A (fr) 1931-04-30 1931-04-30 Procédé de forgeage de tubes concentriques

Country Status (1)

Country Link
FR (1) FR732267A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967920C (de) * 1950-11-07 1957-12-27 Erich Schmidt Verfahren zum Verformen von Hohlkoerpern

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967920C (de) * 1950-11-07 1957-12-27 Erich Schmidt Verfahren zum Verformen von Hohlkoerpern

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