FR42145E - Procédé de forgeage de tubes concentriques - Google Patents

Procédé de forgeage de tubes concentriques

Info

Publication number
FR42145E
FR42145E FR42145DA FR42145E FR 42145 E FR42145 E FR 42145E FR 42145D A FR42145D A FR 42145DA FR 42145 E FR42145 E FR 42145E
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 FR42145E publication Critical patent/FR42145E/fr
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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/154—Making multi-wall tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR42145D 1932-02-04 1932-02-04 Procédé de forgeage de tubes concentriques Expired FR42145E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR42145T 1932-02-04

Publications (1)

Publication Number Publication Date
FR42145E true FR42145E (fr) 1933-05-31

Family

ID=8678231

Family Applications (1)

Application Number Title Priority Date Filing Date
FR42145D Expired FR42145E (fr) 1932-02-04 1932-02-04 Procédé de forgeage de tubes concentriques

Country Status (1)

Country Link
FR (1) FR42145E (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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