FR2234052A1 - - Google Patents

Info

Publication number
FR2234052A1
FR2234052A1 FR7420950A FR7420950A FR2234052A1 FR 2234052 A1 FR2234052 A1 FR 2234052A1 FR 7420950 A FR7420950 A FR 7420950A FR 7420950 A FR7420950 A FR 7420950A FR 2234052 A1 FR2234052 A1 FR 2234052A1
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.)
Granted
Application number
FR7420950A
Other versions
FR2234052B3 (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.)
Mannesmann Meer AG
Original Assignee
Mannesmann Meer 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 Meer AG filed Critical Mannesmann Meer AG
Publication of FR2234052A1 publication Critical patent/FR2234052A1/fr
Application granted granted Critical
Publication of FR2234052B3 publication Critical patent/FR2234052B3/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
    • B21B25/00—Mandrels for metal tube rolling mills, e.g. mandrels of the types used in the methods covered by group B21B17/00; Accessories or auxiliary means therefor ; Construction of, or alloys for, mandrels or plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
FR7420950A 1973-06-20 1974-06-17 Expired FR2234052B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732331989 DE2331989A1 (de) 1973-06-20 1973-06-20 Stopfenstange fuer kontinuierliche rohrwalzwerke

Publications (2)

Publication Number Publication Date
FR2234052A1 true FR2234052A1 (fr) 1975-01-17
FR2234052B3 FR2234052B3 (fr) 1977-04-15

Family

ID=5884871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7420950A Expired FR2234052B3 (fr) 1973-06-20 1974-06-17

Country Status (5)

Country Link
JP (1) JPS5143995B2 (fr)
DE (1) DE2331989A1 (fr)
FR (1) FR2234052B3 (fr)
GB (1) GB1470078A (fr)
IT (1) IT1015062B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386364A1 (fr) * 1977-04-07 1978-11-03 Mannesmann Ag Mandrin de laminage de tubes refroidi interieurement
FR2557819A1 (fr) * 1984-01-05 1985-07-12 Vallourec Procede permettant d'accroitre les performances des laminoirs a pas de pelerin a froid, et dispositif pour la mise en oeuvre de ce procede
FR2640892A1 (fr) * 1988-12-23 1990-06-29 Mannesmann Ag

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5516744A (en) * 1978-07-21 1980-02-05 Fuji Electric Co Ltd 12% chrome steel turbine rotor
US4866968A (en) * 1987-06-17 1989-09-19 Westinghouse Electric Corp. High strength cemented carbide dies and mandrels for a pilgering machine
DE102013211059A1 (de) * 2013-06-13 2014-12-18 Sms Meer Gmbh Warmwerkzeug, insbesondere Walzstange

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2386364A1 (fr) * 1977-04-07 1978-11-03 Mannesmann Ag Mandrin de laminage de tubes refroidi interieurement
FR2557819A1 (fr) * 1984-01-05 1985-07-12 Vallourec Procede permettant d'accroitre les performances des laminoirs a pas de pelerin a froid, et dispositif pour la mise en oeuvre de ce procede
EP0148806A1 (fr) * 1984-01-05 1985-07-17 Vallourec Procédé de laminage de tube permettant d'accroître les performances des laminoirs pèlerins à froid et dispositif pour la mise en oeuvre de ce procédé
FR2640892A1 (fr) * 1988-12-23 1990-06-29 Mannesmann Ag

Also Published As

Publication number Publication date
GB1470078A (en) 1977-04-14
FR2234052B3 (fr) 1977-04-15
DE2331989A1 (de) 1975-01-23
JPS5017362A (fr) 1975-02-24
JPS5143995B2 (fr) 1976-11-25
IT1015062B (it) 1977-05-10

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Legal Events

Date Code Title Description
ST Notification of lapse