FR2302152B3 - - Google Patents

Info

Publication number
FR2302152B3
FR2302152B3 FR7605695A FR7605695A FR2302152B3 FR 2302152 B3 FR2302152 B3 FR 2302152B3 FR 7605695 A FR7605695 A FR 7605695A FR 7605695 A FR7605695 A FR 7605695A FR 2302152 B3 FR2302152 B3 FR 2302152B3
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
FR7605695A
Other languages
French (fr)
Other versions
FR2302152A1 (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
Mannesmannroehren Werke 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 Mannesmannroehren Werke AG filed Critical Mannesmannroehren Werke AG
Publication of FR2302152A1 publication Critical patent/FR2302152A1/fr
Application granted granted Critical
Publication of FR2302152B3 publication Critical patent/FR2302152B3/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
    • B21B19/04—Rolling basic material of solid, i.e. non-hollow, structure; Piercing, e.g. rotary piercing mills
FR7605695A 1975-02-26 1976-02-24 Procede et dispositif pour la fabrication de corps creux comportant un fond Granted FR2302152A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752508816 DE2508816A1 (de) 1975-02-26 1975-02-26 Verfahren und vorrichtung zur herstellung von mit einem bodenstueck versehenen hohlkoerpern

Publications (2)

Publication Number Publication Date
FR2302152A1 FR2302152A1 (fr) 1976-09-24
FR2302152B3 true FR2302152B3 (no) 1978-11-17

Family

ID=5940120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7605695A Granted FR2302152A1 (fr) 1975-02-26 1976-02-24 Procede et dispositif pour la fabrication de corps creux comportant un fond

Country Status (2)

Country Link
DE (1) DE2508816A1 (no)
FR (1) FR2302152A1 (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0709912B1 (pt) * 2006-03-31 2019-09-03 Nippon Steel & Sumito Metal Corp processo de fabricar tubo ou conduto sem costura
CN109158422A (zh) * 2018-08-06 2019-01-08 宁波大学 一种用于高铁空心车轴的成形装置

Also Published As

Publication number Publication date
DE2508816A1 (de) 1976-09-09
FR2302152A1 (fr) 1976-09-24

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Legal Events

Date Code Title Description
ST Notification of lapse