FR2282301A1 - Bouchons de securite en plusieurs parties pour laminoir - Google Patents

Bouchons de securite en plusieurs parties pour laminoir

Info

Publication number
FR2282301A1
FR2282301A1 FR7525355A FR7525355A FR2282301A1 FR 2282301 A1 FR2282301 A1 FR 2282301A1 FR 7525355 A FR7525355 A FR 7525355A FR 7525355 A FR7525355 A FR 7525355A FR 2282301 A1 FR2282301 A1 FR 2282301A1
Authority
FR
France
Prior art keywords
rolling machine
part safety
safety plugs
plugs
rolling
Prior art date
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
FR7525355A
Other languages
English (en)
French (fr)
Other versions
FR2282301B1 (OSRAM
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 FR2282301A1 publication Critical patent/FR2282301A1/fr
Application granted granted Critical
Publication of FR2282301B1 publication Critical patent/FR2282301B1/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
    • 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)
  • Mutual Connection Of Rods And Tubes (AREA)
FR7525355A 1974-08-22 1975-08-14 Bouchons de securite en plusieurs parties pour laminoir Granted FR2282301A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE7428664 1974-08-22

Publications (2)

Publication Number Publication Date
FR2282301A1 true FR2282301A1 (fr) 1976-03-19
FR2282301B1 FR2282301B1 (OSRAM) 1979-09-14

Family

ID=6646317

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7525355A Granted FR2282301A1 (fr) 1974-08-22 1975-08-14 Bouchons de securite en plusieurs parties pour laminoir

Country Status (3)

Country Link
US (1) US4031738A (OSRAM)
JP (1) JPS5146563A (OSRAM)
FR (1) FR2282301A1 (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2128522B (en) * 1982-09-29 1986-02-26 Carrier Corp A tube expanding and grooving tool and method
FR2619327A1 (fr) * 1987-08-13 1989-02-17 Ardt Outil etage pour le percage d'un trou dans une piece par enfoncement axial de l'outil
US20130298632A1 (en) * 2011-01-24 2013-11-14 Eric Konkle Expansion bullet for heat exchanger tube
US11022825B2 (en) * 2018-09-03 2021-06-01 Ciena Corporation Silicon photonics modulator using TM mode and with a modified rib geometry

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE433518C (de) * 1925-09-09 1926-09-01 Bochumer Ver Fuer Bergbau Dornschloss fuer Rohrwalzwerke
FR2163771A1 (OSRAM) * 1971-12-17 1973-07-27 Mannesmann Roehren Werke Ag

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE433518C (de) * 1925-09-09 1926-09-01 Bochumer Ver Fuer Bergbau Dornschloss fuer Rohrwalzwerke
FR2163771A1 (OSRAM) * 1971-12-17 1973-07-27 Mannesmann Roehren Werke Ag

Also Published As

Publication number Publication date
JPS5146563A (en) 1976-04-21
JPS5413865B2 (OSRAM) 1979-06-02
US4031738A (en) 1977-06-28
FR2282301B1 (OSRAM) 1979-09-14

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Legal Events

Date Code Title Description
ST Notification of lapse