FR2194492B1 - - Google Patents

Info

Publication number
FR2194492B1
FR2194492B1 FR7328157A FR7328157A FR2194492B1 FR 2194492 B1 FR2194492 B1 FR 2194492B1 FR 7328157 A FR7328157 A FR 7328157A FR 7328157 A FR7328157 A FR 7328157A FR 2194492 B1 FR2194492 B1 FR 2194492B1
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
FR7328157A
Other versions
FR2194492A1 (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.)
Algoma Steel Corp Ltd
Original Assignee
Algoma Steel Corp Ltd
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 Algoma Steel Corp Ltd filed Critical Algoma Steel Corp Ltd
Publication of FR2194492A1 publication Critical patent/FR2194492A1/fr
Application granted granted Critical
Publication of FR2194492B1 publication Critical patent/FR2194492B1/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21BROLLING OF METAL
    • B21B25/00Mandrels 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
    • B21B25/06Interchanging mandrels, fixing plugs on mandrel rods or cooling during interchanging mandrels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Metal Rolling (AREA)
FR7328157A 1972-08-02 1973-08-01 Expired FR2194492B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA148,540A CA960885A (en) 1972-08-02 1972-08-02 Device for inserting plugs in a plug mill

Publications (2)

Publication Number Publication Date
FR2194492A1 FR2194492A1 (fr) 1974-03-01
FR2194492B1 true FR2194492B1 (fr) 1978-04-21

Family

ID=4094019

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7328157A Expired FR2194492B1 (fr) 1972-08-02 1973-08-01

Country Status (8)

Country Link
US (1) US3924435A (fr)
JP (1) JPS5035050A (fr)
CA (1) CA960885A (fr)
CS (1) CS203151B2 (fr)
DE (1) DE2339244A1 (fr)
FR (1) FR2194492B1 (fr)
IT (1) IT990099B (fr)
RO (1) RO65539A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028923A (en) * 1976-05-04 1977-06-14 Aetna-Standard Engineering Company Plug and shoe changing in piercing and reeling mills
US4038854A (en) * 1976-05-04 1977-08-02 Aetna-Standard Engineering Company Plug changer for plug mill
EP0698426A1 (fr) * 1994-08-18 1996-02-28 MANNESMANN Aktiengesellschaft Changeur de poinçon pour laminoirs perceurs
DE4431389C1 (de) * 1994-08-25 1995-08-10 Mannesmann Ag Verfahren und Vorrichtung zum Setzen von Stopfen an Stopfenwalzwerken

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1537206A (en) * 1923-03-17 1925-05-12 Malcolm U Wikstrom Tube-rolling method and apparatus
US2771800A (en) * 1952-03-06 1956-11-27 United States Steel Corp Plug rolling mill
DE951001C (de) * 1954-04-29 1956-10-18 Schloemann Ag Lochdornstopfen-, Wechsel- und Kuehlvorrichtung
US3277687A (en) * 1963-09-09 1966-10-11 Gen Mills Inc Plug handling apparatus for seamless tube mill
BE715196A (fr) * 1967-05-18 1968-09-30
DE2163818A1 (de) * 1971-12-17 1973-06-20 Mannesmann Roehren Werke Ag Stopfen fuer rohrwalzwerk

Also Published As

Publication number Publication date
USB382798I5 (fr) 1975-01-28
FR2194492A1 (fr) 1974-03-01
CA960885A (en) 1975-01-14
RO65539A (fr) 1980-04-15
US3924435A (en) 1975-12-09
CS203151B2 (cs) 1981-02-27
JPS5035050A (fr) 1975-04-03
DE2339244A1 (de) 1974-02-14
IT990099B (it) 1975-06-20

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Legal Events

Date Code Title Description
ST Notification of lapse