FR2479037B1 - - Google Patents

Info

Publication number
FR2479037B1
FR2479037B1 FR8106447A FR8106447A FR2479037B1 FR 2479037 B1 FR2479037 B1 FR 2479037B1 FR 8106447 A FR8106447 A FR 8106447A FR 8106447 A FR8106447 A FR 8106447A FR 2479037 B1 FR2479037 B1 FR 2479037B1
Authority
FR
France
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
FR8106447A
Other versions
FR2479037A1 (fr
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 FR2479037A1 publication Critical patent/FR2479037A1/fr
Application granted granted Critical
Publication of FR2479037B1 publication Critical patent/FR2479037B1/fr
Granted 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
    • B21B19/10—Finishing, e.g. smoothing, sizing, reeling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Control Of Metal Rolling (AREA)
  • Metal Rolling (AREA)
FR8106447A 1980-04-01 1981-03-31 Laminoir oblique pour la fabrication de tubes sans soudure Granted FR2479037A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803013127 DE3013127A1 (de) 1980-04-01 1980-04-01 Schraegwalzwerk zum herstellen nahtloser rohre

Publications (2)

Publication Number Publication Date
FR2479037A1 FR2479037A1 (fr) 1981-10-02
FR2479037B1 true FR2479037B1 (fr) 1985-02-15

Family

ID=6099299

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8106447A Granted FR2479037A1 (fr) 1980-04-01 1981-03-31 Laminoir oblique pour la fabrication de tubes sans soudure

Country Status (6)

Country Link
US (1) US4392369A (fr)
CS (1) CS221945B2 (fr)
DE (1) DE3013127A1 (fr)
FR (1) FR2479037A1 (fr)
GB (1) GB2072558B (fr)
IT (1) IT1135448B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU562483B2 (en) * 1982-06-30 1987-06-11 Sumitomo Metal Industries Ltd. Reduction rolling to produce circular bar material
DE3536046A1 (de) * 1985-10-09 1987-04-16 Kocks Technik Verfahren, anlage und walzstrasse zum herstellen nahtloser rohre
DE4007406C2 (de) * 1990-03-06 1994-01-20 Mannesmann Ag Verfahren zur Herstellung von mittel- und dünnwandigen nahtlosen Rohren und Walzeinrichtung zur Durchführung des Verfahrens
EP0712673B1 (fr) * 1994-11-17 1998-02-25 MANNESMANN Aktiengesellschaft Calibrage de cylindres du type Assel
US6223577B1 (en) 1999-11-04 2001-05-01 Panelmaster International, Inc. Automated profile control—roll forming
FI114901B (fi) * 2000-12-20 2005-01-31 Outokumpu Oy Menetelmä ja laitteisto putkien valmistamiseksi valssaamalla
FI114900B (fi) * 2000-12-20 2005-01-31 Outokumpu Oy Menetelmä ja laitteisto putkien valmistamiseksi
CN102172627B (zh) * 2010-12-28 2013-06-12 曾建伟 一种复合绝缘子金具螺旋孔型斜轧轧辊孔型的设计方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US817796A (en) * 1904-04-01 1906-04-17 Nat Tube Co Apparatus for cross-rolling tubular bodies or blanks.
GB285896A (fr) * 1927-02-25 1928-11-08 Martin Roeckner
US1897770A (en) * 1927-07-16 1933-02-14 Severin Jose Apparatus for rolling seamless tubes
US2060767A (en) * 1933-02-15 1936-11-10 Timken Roller Bearing Co Process of rolling tubes and rods
US2060768A (en) * 1936-08-07 1936-11-10 Timken Roller Bearing Co Tube mill
GB651774A (en) * 1946-09-27 1951-04-11 Calumet And Hecla Cons Copper Improved machine for forming finned tubing

Also Published As

Publication number Publication date
FR2479037A1 (fr) 1981-10-02
DE3013127A1 (de) 1981-10-15
IT1135448B (it) 1986-08-20
US4392369A (en) 1983-07-12
GB2072558B (en) 1983-07-06
CS221945B2 (en) 1983-04-29
GB2072558A (en) 1981-10-07
IT8119707A0 (it) 1981-02-13

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Legal Events

Date Code Title Description
ST Notification of lapse