FR766039A - Manufacturing process of welded pipes - Google Patents

Manufacturing process of welded pipes

Info

Publication number
FR766039A
FR766039A FR766039DA FR766039A FR 766039 A FR766039 A FR 766039A FR 766039D A FR766039D A FR 766039DA FR 766039 A FR766039 A FR 766039A
Authority
FR
France
Prior art keywords
manufacturing process
welded pipes
pipes
welded
manufacturing
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
Fritz Grah
Marta Sassmann
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 FR766039A publication Critical patent/FR766039A/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)
FR766039D 1933-12-21 1933-12-21 Manufacturing process of welded pipes Expired FR766039A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR766039T 1933-12-21

Publications (1)

Publication Number Publication Date
FR766039A true FR766039A (en) 1934-06-20

Family

ID=9183095

Family Applications (1)

Application Number Title Priority Date Filing Date
FR766039D Expired FR766039A (en) 1933-12-21 1933-12-21 Manufacturing process of welded pipes

Country Status (1)

Country Link
FR (1) FR766039A (en)

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