EP2281641A4 - Method for producing seamless pipe - Google Patents

Method for producing seamless pipe

Info

Publication number
EP2281641A4
EP2281641A4 EP09723678.0A EP09723678A EP2281641A4 EP 2281641 A4 EP2281641 A4 EP 2281641A4 EP 09723678 A EP09723678 A EP 09723678A EP 2281641 A4 EP2281641 A4 EP 2281641A4
Authority
EP
European Patent Office
Prior art keywords
seamless pipe
producing seamless
producing
pipe
seamless
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.)
Withdrawn
Application number
EP09723678.0A
Other languages
German (de)
French (fr)
Other versions
EP2281641A1 (en
Inventor
Takateru Inage
Tomio Yamakawa
Kazuhiro Shimoda
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel and Sumitomo Metal Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=41113451&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP2281641(A4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Steel and Sumitomo Metal Corp filed Critical Nippon Steel and Sumitomo Metal Corp
Publication of EP2281641A1 publication Critical patent/EP2281641A1/en
Publication of EP2281641A4 publication Critical patent/EP2281641A4/en
Withdrawn legal-status Critical Current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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/02—Shape or construction of rolls
    • B21B27/024—Rolls for bars, rods, rounds, tubes, wire or the like
    • B21B27/025—Skew rolls

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
EP09723678.0A 2008-03-27 2009-02-27 Method for producing seamless pipe Withdrawn EP2281641A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008082734 2008-03-27
PCT/JP2009/053652 WO2009119245A1 (en) 2008-03-27 2009-02-27 Method for producing seamless pipe

Publications (2)

Publication Number Publication Date
EP2281641A1 EP2281641A1 (en) 2011-02-09
EP2281641A4 true EP2281641A4 (en) 2013-10-02

Family

ID=41113451

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09723678.0A Withdrawn EP2281641A4 (en) 2008-03-27 2009-02-27 Method for producing seamless pipe

Country Status (7)

Country Link
US (1) US20110023569A1 (en)
EP (1) EP2281641A4 (en)
JP (1) JP4471134B2 (en)
CN (1) CN101980802A (en)
BR (1) BRPI0910031B1 (en)
MX (1) MX2010010439A (en)
WO (1) WO2009119245A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2995466C (en) * 2015-06-10 2023-09-26 Jun Zhou Method, module and apparatus for roll-processing external pipe thread, and external pipe thread production line
US11273483B2 (en) * 2016-12-13 2022-03-15 Shanghai Pan-China Fastening System Co., Ltd. Threading method, rolling head, apparatus, module and production line for pipe thread, and products thereof
CN111589869B (en) * 2020-01-09 2023-08-18 安徽汉正轴承科技有限公司 High-strength and high-toughness two-roller oblique rolling perforation method for 2219 aluminum alloy pipe
CN115156307B (en) * 2022-07-29 2024-06-25 无锡华贝钢管制造有限公司 Data processing method and system suitable for seamless steel tube
CN116393515B (en) * 2023-06-09 2023-08-04 太原理工大学 Continuous rolling equipment and method for thermal controllable interface of seamless metal composite pipe

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1593441A1 (en) * 2002-12-12 2005-11-09 Sumitomo Metal Industries Limited Seamless metal tube producing method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3228169B2 (en) 1997-03-07 2001-11-12 住友金属工業株式会社 Plug for piercing and rolling of seamless metal pipe and method of manufacturing seamless metal pipe using this plug
JP3823762B2 (en) * 2001-06-13 2006-09-20 住友金属工業株式会社 Seamless metal pipe manufacturing method

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1593441A1 (en) * 2002-12-12 2005-11-09 Sumitomo Metal Industries Limited Seamless metal tube producing method

Also Published As

Publication number Publication date
BRPI0910031B1 (en) 2020-07-14
JP4471134B2 (en) 2010-06-02
JPWO2009119245A1 (en) 2011-07-21
US20110023569A1 (en) 2011-02-03
BRPI0910031A2 (en) 2018-09-11
MX2010010439A (en) 2011-03-21
CN101980802A (en) 2011-02-23
WO2009119245A1 (en) 2009-10-01
EP2281641A1 (en) 2011-02-09

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20101026

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA RS

DAX Request for extension of the european patent (deleted)
RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: NIPPON STEEL & SUMITOMO METAL CORPORATION

A4 Supplementary search report drawn up and despatched

Effective date: 20130904

RIC1 Information provided on ipc code assigned before grant

Ipc: B21B 19/04 20060101AFI20130829BHEP

Ipc: B21B 27/02 20060101ALI20130829BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20140401