AR240265A1 - Procedimiento para hacer tubos de palanquillas huecas y dispositivo para realizarlo. - Google Patents

Procedimiento para hacer tubos de palanquillas huecas y dispositivo para realizarlo.

Info

Publication number
AR240265A1
AR240265A1 AR313415A AR31341589A AR240265A1 AR 240265 A1 AR240265 A1 AR 240265A1 AR 313415 A AR313415 A AR 313415A AR 31341589 A AR31341589 A AR 31341589A AR 240265 A1 AR240265 A1 AR 240265A1
Authority
AR
Argentina
Prior art keywords
procedure
perform
hollow lever
make tubes
tubes
Prior art date
Application number
AR313415A
Other languages
English (en)
Original Assignee
Lonza S A Gampel Vallese Direz
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 Lonza S A Gampel Vallese Direz filed Critical Lonza S A Gampel Vallese Direz
Application granted granted Critical
Publication of AR240265A1 publication Critical patent/AR240265A1/es

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
    • B21B25/04—Cooling or lubricating mandrels during operation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Mounting, Exchange, And Manufacturing Of Dies (AREA)
  • Lubricants (AREA)
  • Metal Rolling (AREA)
AR313415A 1988-03-30 1989-03-15 Procedimiento para hacer tubos de palanquillas huecas y dispositivo para realizarlo. AR240265A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1203/88A CH674477A5 (es) 1988-03-30 1988-03-30

Publications (1)

Publication Number Publication Date
AR240265A1 true AR240265A1 (es) 1990-03-30

Family

ID=4204917

Family Applications (1)

Application Number Title Priority Date Filing Date
AR313415A AR240265A1 (es) 1988-03-30 1989-03-15 Procedimiento para hacer tubos de palanquillas huecas y dispositivo para realizarlo.

Country Status (6)

Country Link
US (1) US5016456A (es)
EP (1) EP0335079A3 (es)
JP (1) JPH01278903A (es)
CN (1) CN1015342B (es)
AR (1) AR240265A1 (es)
CH (1) CH674477A5 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110355208A (zh) * 2019-07-31 2019-10-22 扬州诚德钢管有限公司 一种穿孔顶杆顶头冷却和毛管内吹氮气抗氧化装置

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* Cited by examiner, † Cited by third party
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US5533375A (en) * 1994-07-14 1996-07-09 Industrial Technology Research Institute Method for making seamless tubes from hollow billets
EP0698426A1 (de) 1994-08-18 1996-02-28 MANNESMANN Aktiengesellschaft Walzdornwechselvorrichtung für Stopfenwalzwerke
JP3368834B2 (ja) * 1998-07-24 2003-01-20 住友金属工業株式会社 継目無鋼管の製造方法および内面品質に優れた継目無鋼管
JP4705096B2 (ja) * 2005-03-31 2011-06-22 住友金属工業株式会社 継目無管の製造方法
EP2580003B1 (en) 2010-06-08 2017-01-25 Coating Management Switzerland GmbH Method for producing seamless pipes
DE102012019025A1 (de) * 2012-09-26 2014-03-27 Sms Meer Gmbh Deoxidation von schräggewalzten Hohlblöcken
CN103240274A (zh) * 2013-05-10 2013-08-14 攀钢集团成都钢钒有限公司 穿孔机顶头装置、穿孔机以及无缝钢管生产方法

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110355208A (zh) * 2019-07-31 2019-10-22 扬州诚德钢管有限公司 一种穿孔顶杆顶头冷却和毛管内吹氮气抗氧化装置

Also Published As

Publication number Publication date
EP0335079A2 (de) 1989-10-04
CN1015342B (zh) 1992-02-05
CN1037100A (zh) 1989-11-15
US5016456A (en) 1991-05-21
EP0335079A3 (de) 1991-09-18
CH674477A5 (es) 1990-06-15
JPH01278903A (ja) 1989-11-09

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