FR491267A - Profile tube in metal sheet with welded edges - Google Patents

Profile tube in metal sheet with welded edges

Info

Publication number
FR491267A
FR491267A FR491267DA FR491267A FR 491267 A FR491267 A FR 491267A FR 491267D A FR491267D A FR 491267DA FR 491267 A FR491267 A FR 491267A
Authority
FR
France
Prior art keywords
metal sheet
profile tube
welded edges
welded
edges
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
Guido Debenedetti
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR491267A publication Critical patent/FR491267A/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
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/151—Making tubes with multiple passages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR491267D 1918-02-06 1918-08-14 Profile tube in metal sheet with welded edges Expired FR491267A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT491267X 1918-02-06

Publications (1)

Publication Number Publication Date
FR491267A true FR491267A (en) 1919-05-28

Family

ID=1527289

Family Applications (1)

Application Number Title Priority Date Filing Date
FR491267D Expired FR491267A (en) 1918-02-06 1918-08-14 Profile tube in metal sheet with welded edges

Country Status (1)

Country Link
FR (1) FR491267A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547649A1 (en) * 1983-06-14 1984-12-21 Mtu Muenchen Gmbh METHOD FOR MANUFACTURING SMALL PROFILE TUBES FOR HEAT EXCHANGERS WITH SMALL TUBES AND SMALL TUBES AS PRODUCED
EP0239814A2 (en) * 1986-03-29 1987-10-07 Mtu Motoren- Und Turbinen-Union MàœNchen Gmbh Profiled tube having an elliptical or lancet-shaped cross-section, for use in tubular heat exchangers, and method for its manufacture
FR2636253A1 (en) * 1988-09-09 1990-03-16 Luchaire Sa Longitudinally partitioned tube consisting of a strip in a single piece and method for manufacturing it

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2547649A1 (en) * 1983-06-14 1984-12-21 Mtu Muenchen Gmbh METHOD FOR MANUFACTURING SMALL PROFILE TUBES FOR HEAT EXCHANGERS WITH SMALL TUBES AND SMALL TUBES AS PRODUCED
EP0239814A2 (en) * 1986-03-29 1987-10-07 Mtu Motoren- Und Turbinen-Union MàœNchen Gmbh Profiled tube having an elliptical or lancet-shaped cross-section, for use in tubular heat exchangers, and method for its manufacture
US4766953A (en) * 1986-03-29 1988-08-30 Mtu Motoren-Und Turbinen-Union Munchen Gmbh Shaped tube with elliptical cross-section for tubular heat exchangers and a method for their manufacture
EP0239814A3 (en) * 1986-03-29 1990-03-21 Mtu Muenchen Gmbh Profiled tube having an elliptical or lancet-shaped cross-section, for use in tubular heat exchangers, and method for its manufacture
FR2636253A1 (en) * 1988-09-09 1990-03-16 Luchaire Sa Longitudinally partitioned tube consisting of a strip in a single piece and method for manufacturing it

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