DE69203030D1 - Verfahren zur Herstellung von dünnwandigen Rohrkrümmern. - Google Patents

Verfahren zur Herstellung von dünnwandigen Rohrkrümmern.

Info

Publication number
DE69203030D1
DE69203030D1 DE69203030T DE69203030T DE69203030D1 DE 69203030 D1 DE69203030 D1 DE 69203030D1 DE 69203030 T DE69203030 T DE 69203030T DE 69203030 T DE69203030 T DE 69203030T DE 69203030 D1 DE69203030 D1 DE 69203030D1
Authority
DE
Germany
Prior art keywords
thin
production
elbows
walled
walled elbows
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 - Fee Related
Application number
DE69203030T
Other languages
English (en)
Other versions
DE69203030T2 (de
Inventor
Rune Larsson
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.)
Ap & T Automation & Tooling AB
Original Assignee
Ap & T Automation & Tooling AB
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 Ap & T Automation & Tooling AB filed Critical Ap & T Automation & Tooling AB
Application granted granted Critical
Publication of DE69203030D1 publication Critical patent/DE69203030D1/de
Publication of DE69203030T2 publication Critical patent/DE69203030T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
DE1992603030 1991-04-26 1992-04-15 Verfahren zur Herstellung von dünnwandigen Rohrkrümmern. Expired - Fee Related DE69203030T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9101275A SE9101275D0 (sv) 1991-04-26 1991-04-26 Saett att framstaella en tunnvaeggig roerkroek

Publications (2)

Publication Number Publication Date
DE69203030D1 true DE69203030D1 (de) 1995-07-27
DE69203030T2 DE69203030T2 (de) 1995-11-02

Family

ID=20382581

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992603030 Expired - Fee Related DE69203030T2 (de) 1991-04-26 1992-04-15 Verfahren zur Herstellung von dünnwandigen Rohrkrümmern.

Country Status (5)

Country Link
EP (1) EP0510759B1 (de)
DE (1) DE69203030T2 (de)
DK (1) DK0510759T3 (de)
ES (1) ES2073856T3 (de)
SE (1) SE9101275D0 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE355286C (de) * 1922-06-24 Rheinische Schweisswerke Siegl Verfahren zur Herstellung von Rohrkruemmern
US2192471A (en) * 1937-06-17 1940-03-05 Earl J Harbison Method of making pipe fittings
CH470622A (de) * 1967-01-23 1969-03-31 Sulzer Ag Verfahren zum Herstellen von Rohrkrümmern aus gegossenem metallischem Werkstoff
FR2586597B1 (fr) * 1985-08-30 1990-02-02 Wanner Isofi Isolation Procede de fabrication par emboutissage de pieces metalliques rigides destinees a constituer des revetements de calorifuge de tuyauteries, des gaines et d'autres organes similaires

Also Published As

Publication number Publication date
DE69203030T2 (de) 1995-11-02
DK0510759T3 (da) 1995-11-13
SE9101275D0 (sv) 1991-04-26
EP0510759B1 (de) 1995-06-21
EP0510759A1 (de) 1992-10-28
ES2073856T3 (es) 1995-08-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: GROSSE, BOCKHORNI, SCHUMACHER, 45133 ESSEN

8339 Ceased/non-payment of the annual fee