DE69128432T2 - METHOD AND DEVICE FOR PRODUCING METAL BARS - Google Patents

METHOD AND DEVICE FOR PRODUCING METAL BARS

Info

Publication number
DE69128432T2
DE69128432T2 DE69128432T DE69128432T DE69128432T2 DE 69128432 T2 DE69128432 T2 DE 69128432T2 DE 69128432 T DE69128432 T DE 69128432T DE 69128432 T DE69128432 T DE 69128432T DE 69128432 T2 DE69128432 T2 DE 69128432T2
Authority
DE
Germany
Prior art keywords
metal bars
producing metal
bars
producing
metal
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.)
Revoked
Application number
DE69128432T
Other languages
German (de)
Other versions
DE69128432D1 (en
Inventor
Giichi Matsuo
Akira Sakai
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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan Ltd
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=27169105&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69128432(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Application granted granted Critical
Publication of DE69128432D1 publication Critical patent/DE69128432D1/en
Publication of DE69128432T2 publication Critical patent/DE69128432T2/en
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
    • B21B1/08—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel
    • B21B1/0815—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling structural sections, i.e. work of special cross-section, e.g. angle steel from flat-rolled products, e.g. by longitudinal shearing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Metal Rolling (AREA)
  • Shearing Machines (AREA)
  • Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
  • Wire Processing (AREA)
DE69128432T 1990-08-20 1991-09-21 METHOD AND DEVICE FOR PRODUCING METAL BARS Revoked DE69128432T2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2218329A JP2590598B2 (en) 1990-08-20 1990-08-20 Method and apparatus for simultaneously producing at least four metal rods from one billet
CA002071545A CA2071545C (en) 1990-08-20 1991-09-21 Method and apparatus for producing metal bars
PCT/JP1991/001263 WO1993005897A1 (en) 1990-08-20 1991-09-21 Method of manufacturing metal bars and apparatus therefor

Publications (2)

Publication Number Publication Date
DE69128432D1 DE69128432D1 (en) 1998-01-22
DE69128432T2 true DE69128432T2 (en) 1998-05-07

Family

ID=27169105

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69128432T Revoked DE69128432T2 (en) 1990-08-20 1991-09-21 METHOD AND DEVICE FOR PRODUCING METAL BARS

Country Status (6)

Country Link
EP (1) EP0597093B1 (en)
JP (1) JP2590598B2 (en)
CA (1) CA2071545C (en)
DE (1) DE69128432T2 (en)
ES (1) ES2111575T3 (en)
WO (1) WO1993005897A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2630067B2 (en) * 1991-09-21 1997-07-16 日本鋼管株式会社 Manufacturing method and apparatus for metal bars
KR0137805B1 (en) * 1991-11-04 1998-07-15 클라이드 셀리그 Method and apparatus for simultaneously forming four metal rounds
IT1260567B (en) * 1992-06-30 1996-04-16 Danieli Off Mecc PROCEDURE FOR GETTING HOT SINGLE ROUND PROFILES FROM UNIQUE HOT MULTI-PROFILE ELEMENTS AND RELATED DEVICE
US5626044A (en) * 1995-05-19 1997-05-06 Lara-Castro; Manuel Method of producing steel bars from billets
BRPI0503101B8 (en) * 2004-07-29 2016-09-13 Morgan Construction Co continuous rolling method of an ingot in finished products of different sizes
US7191628B2 (en) 2004-07-29 2007-03-20 Morgan Construction Company Method of continuously hot rolling a heated billet into a plurality of finished products
CN105032936B (en) * 2015-06-29 2017-11-07 四川省达州钢铁集团有限责任公司 A kind of slit rolling process
CN110280591B (en) * 2019-06-26 2020-09-11 安阳钢铁股份有限公司 Multi-line segmentation rolling center line processing method for bar production controlled rolling process
CN112404131A (en) * 2020-10-30 2021-02-26 张家港宏昌钢板有限公司 Method for controlling strip uniformity of cutting pass of deformed steel bar

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE341049C (en) *
NL115227C (en) * 1939-06-18
JPS6018241B2 (en) * 1979-12-07 1985-05-09 新日本製鐵株式会社 Multi-width division method of slab
JPS591001A (en) * 1982-06-28 1984-01-06 Showa Kogyo Kk Multiple-pieces rolling method of steel bar
JPS5924503A (en) * 1982-07-31 1984-02-08 ストラクチュラル　メタルス，インコーポレーテッド Method and device for simultaneously molding three uniform round metallic bar
JPS6092001A (en) * 1983-10-27 1985-05-23 Nippon Kokan Kk <Nkk> Production of bar steel by slitting of multi-striped blank material and device for slitting multi-striped blank material

Also Published As

Publication number Publication date
EP0597093A4 (en) 1994-03-24
JP2590598B2 (en) 1997-03-12
CA2071545A1 (en) 1993-03-22
DE69128432D1 (en) 1998-01-22
ES2111575T3 (en) 1998-03-16
CA2071545C (en) 1996-01-30
WO1993005897A1 (en) 1993-04-01
EP0597093B1 (en) 1997-12-10
EP0597093A1 (en) 1994-05-18
JPH04100603A (en) 1992-04-02

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation