FR2222147A1 - - Google Patents

Info

Publication number
FR2222147A1
FR2222147A1 FR7403385A FR7403385A FR2222147A1 FR 2222147 A1 FR2222147 A1 FR 2222147A1 FR 7403385 A FR7403385 A FR 7403385A FR 7403385 A FR7403385 A FR 7403385A FR 2222147 A1 FR2222147 A1 FR 2222147A1
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
FR7403385A
Other versions
FR2222147B1 (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 FR2222147A1 publication Critical patent/FR2222147A1/fr
Application granted granted Critical
Publication of FR2222147B1 publication Critical patent/FR2222147B1/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
FR7403385A 1973-03-21 1974-02-01 Expired FR2222147B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19737311105 DE7311105U (fr) 1973-03-21 1973-03-21

Publications (2)

Publication Number Publication Date
FR2222147A1 true FR2222147A1 (fr) 1974-10-18
FR2222147B1 FR2222147B1 (fr) 1978-01-06

Family

ID=6637599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7403385A Expired FR2222147B1 (fr) 1973-03-21 1974-02-01

Country Status (5)

Country Link
CS (1) CS177166B2 (fr)
DE (1) DE7311105U (fr)
FR (1) FR2222147B1 (fr)
GB (1) GB1446365A (fr)
IT (1) IT1007215B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988004583A1 (fr) * 1986-12-23 1988-06-30 Mannesmann Ag Laminoir perceur a double cylindre pour percer et etirer des blocs massifs et des blocs creux

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5295379A (en) * 1993-03-05 1994-03-22 Italimpianti Of America, Inc. Vertical piercer mill

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988004583A1 (fr) * 1986-12-23 1988-06-30 Mannesmann Ag Laminoir perceur a double cylindre pour percer et etirer des blocs massifs et des blocs creux

Also Published As

Publication number Publication date
GB1446365A (en) 1976-08-18
DE7311105U (fr) 1973-06-28
FR2222147B1 (fr) 1978-01-06
IT1007215B (it) 1976-10-30
CS177166B2 (fr) 1977-07-29

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Legal Events

Date Code Title Description
ST Notification of lapse