FR740315A - Process and machine for making welded pipes - Google Patents

Process and machine for making welded pipes

Info

Publication number
FR740315A
FR740315A FR740315DA FR740315A FR 740315 A FR740315 A FR 740315A FR 740315D A FR740315D A FR 740315DA FR 740315 A FR740315 A FR 740315A
Authority
FR
France
Prior art keywords
machine
welded pipes
making welded
making
pipes
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
Adolphe Staub
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 FR740315A publication Critical patent/FR740315A/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
    • B21C37/08—Making tubes with welded or soldered seams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR740315D 1932-07-06 1932-07-06 Process and machine for making welded pipes Expired FR740315A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR740315T 1932-07-06

Publications (1)

Publication Number Publication Date
FR740315A true FR740315A (en) 1933-01-24

Family

ID=9134243

Family Applications (1)

Application Number Title Priority Date Filing Date
FR740315D Expired FR740315A (en) 1932-07-06 1932-07-06 Process and machine for making welded pipes

Country Status (1)

Country Link
FR (1) FR740315A (en)

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