RO65539A - Laminor pentru laminarea tevilor - Google Patents

Laminor pentru laminarea tevilor

Info

Publication number
RO65539A
RO65539A RO7375688A RO7568873A RO65539A RO 65539 A RO65539 A RO 65539A RO 7375688 A RO7375688 A RO 7375688A RO 7568873 A RO7568873 A RO 7568873A RO 65539 A RO65539 A RO 65539A
Authority
RO
Romania
Prior art keywords
laminor
rolling tubes
tubes
rolling
Prior art date
Application number
RO7375688A
Other languages
English (en)
French (fr)
Inventor
Frederick W Kruppert
Fred Haromy
Louis E Franceschina
Original Assignee
The Algoma Steel Co,Ltd,Ca
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 The Algoma Steel Co,Ltd,Ca filed Critical The Algoma Steel Co,Ltd,Ca
Publication of RO65539A publication Critical patent/RO65539A/ro

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
    • B21B25/06—Interchanging 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)
RO7375688A 1972-08-02 1973-08-02 Laminor pentru laminarea tevilor RO65539A (ro)

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 (1)

Publication Number Publication Date
RO65539A true RO65539A (ro) 1980-04-15

Family

ID=4094019

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7375688A RO65539A (ro) 1972-08-02 1973-08-02 Laminor pentru laminarea tevilor

Country Status (8)

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

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 (de) * 1994-08-18 1996-02-28 MANNESMANN Aktiengesellschaft Walzdornwechselvorrichtung für Stopfenwalzwerke
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 (ro) * 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
FR2194492B1 (ro) 1978-04-21
USB382798I5 (ro) 1975-01-28
FR2194492A1 (ro) 1974-03-01
CA960885A (en) 1975-01-14
US3924435A (en) 1975-12-09
CS203151B2 (cs) 1981-02-27
JPS5035050A (ro) 1975-04-03
DE2339244A1 (de) 1974-02-14
IT990099B (it) 1975-06-20

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