FR2533843B1 - Agencement calibre de laminoir elargisseur comportant des cylindres a parois au moins sensiblement hyperboliques - Google Patents

Agencement calibre de laminoir elargisseur comportant des cylindres a parois au moins sensiblement hyperboliques

Info

Publication number
FR2533843B1
FR2533843B1 FR8314997A FR8314997A FR2533843B1 FR 2533843 B1 FR2533843 B1 FR 2533843B1 FR 8314997 A FR8314997 A FR 8314997A FR 8314997 A FR8314997 A FR 8314997A FR 2533843 B1 FR2533843 B1 FR 2533843B1
Authority
FR
France
Prior art keywords
substantially hyperbolic
wall cylinders
wider roller
caliber
arrangement
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
FR8314997A
Other languages
English (en)
French (fr)
Other versions
FR2533843A1 (fr
Inventor
Karl-Heinz Brensing
Rolf Kummerling
Manfred Bellmann
Walter Knauf
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.)
Vodafone GmbH
Original Assignee
Mannesmann AG
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 Mannesmann AG filed Critical Mannesmann AG
Publication of FR2533843A1 publication Critical patent/FR2533843A1/fr
Application granted granted Critical
Publication of FR2533843B1 publication Critical patent/FR2533843B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B19/00—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work
    • B21B19/02—Tube-rolling by rollers arranged outside the work and having their axes not perpendicular to the axis of the work the axes of the rollers being arranged essentially diagonally to the axis of the work, e.g. "cross" tube-rolling ; Diescher mills, Stiefel disc piercers or Stiefel rotary piercers
    • B21B19/06—Rolling hollow basic material, e.g. Assel mills
    • B21B19/08—Enlarging tube diameter

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Metal Rolling (AREA)
  • Steroid Compounds (AREA)
FR8314997A 1982-10-01 1983-09-21 Agencement calibre de laminoir elargisseur comportant des cylindres a parois au moins sensiblement hyperboliques Expired FR2533843B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823236893 DE3236893A1 (de) 1982-10-01 1982-10-01 Kalibrierung fuer die walzen mit hyperbelaehnlicher mantelflaeche

Publications (2)

Publication Number Publication Date
FR2533843A1 FR2533843A1 (fr) 1984-04-06
FR2533843B1 true FR2533843B1 (fr) 1987-05-07

Family

ID=6175013

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8314997A Expired FR2533843B1 (fr) 1982-10-01 1983-09-21 Agencement calibre de laminoir elargisseur comportant des cylindres a parois au moins sensiblement hyperboliques

Country Status (4)

Country Link
DE (1) DE3236893A1 (it)
FR (1) FR2533843B1 (it)
GB (1) GB2128120A (it)
IT (1) IT1166978B (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3710193C1 (de) * 1987-03-27 1988-05-19 Mannesmann Ag Verfahren zum Herstellen nahtloser Rohre ueber 200 mm Durchmesser und Vorrichtung zur Durchfuehrung des Verfahrens

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB208285A (en) * 1922-10-09 1923-12-20 Ralph Charles Stiefel Process and apparatus for the manufacture of metal tubes
FR680264A (fr) * 1929-01-07 1930-04-28 Commande de cylindres à came pour cylindres lamineurs inclinés
FR678069A (fr) * 1929-03-23 1930-03-18 Demag Ag Laminoir pour l'élargissement des tuyaux
BE387391A (it) * 1931-04-29
US2164724A (en) * 1936-07-25 1939-07-04 Severin Jose Rolling mill for enlarging hollow bodies
BE568981A (it) * 1957-07-13

Also Published As

Publication number Publication date
IT1166978B (it) 1987-05-06
DE3236893A1 (de) 1984-04-05
IT8323096A0 (it) 1983-09-30
IT8323096A1 (it) 1985-03-30
GB8326233D0 (en) 1983-11-02
GB2128120A (en) 1984-04-26
FR2533843A1 (fr) 1984-04-06

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Legal Events

Date Code Title Description
ST Notification of lapse