EP0186852A3 - Tundish for continuous casting of free cutting steel - Google Patents

Tundish for continuous casting of free cutting steel Download PDF

Info

Publication number
EP0186852A3
EP0186852A3 EP85116118A EP85116118A EP0186852A3 EP 0186852 A3 EP0186852 A3 EP 0186852A3 EP 85116118 A EP85116118 A EP 85116118A EP 85116118 A EP85116118 A EP 85116118A EP 0186852 A3 EP0186852 A3 EP 0186852A3
Authority
EP
European Patent Office
Prior art keywords
tundish
continuous casting
cutting steel
free cutting
free
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
EP85116118A
Other versions
EP0186852A2 (en
EP0186852B2 (en
EP0186852B1 (en
Inventor
Kazuo Ishiyama
Masashi Yoshida
Isao Suzuki
Ichiro Kudo
Akira Otaki
Noboru Okuyama
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 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=26360909&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0186852(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP1984191948U external-priority patent/JPH024755Y2/ja
Priority claimed from JP1985023534U external-priority patent/JPS61152369U/ja
Application filed by Nippon Steel Corp filed Critical Nippon Steel Corp
Publication of EP0186852A2 publication Critical patent/EP0186852A2/en
Publication of EP0186852A3 publication Critical patent/EP0186852A3/en
Application granted granted Critical
Publication of EP0186852B1 publication Critical patent/EP0186852B1/en
Publication of EP0186852B2 publication Critical patent/EP0186852B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D41/00—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like
    • B22D41/003—Casting melt-holding vessels, e.g. ladles, tundishes, cups or the like with impact pads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D1/00—Treatment of fused masses in the ladle or the supply runners before casting
    • B22D1/002—Treatment with gases
    • B22D1/005—Injection assemblies therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/10—Supplying or treating molten metal
    • B22D11/11—Treating the molten metal
    • B22D11/116—Refining the metal
    • B22D11/117—Refining the metal by treating with gases
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/10—Supplying or treating molten metal
    • B22D11/11—Treating the molten metal
    • B22D11/116—Refining the metal
    • B22D11/118—Refining the metal by circulating the metal under, over or around weirs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Continuous Casting (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
EP85116118A 1984-12-18 1985-12-17 Tundish for continuous casting of free cutting steel Expired - Lifetime EP0186852B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP191948/84U 1984-12-18
JP1984191948U JPH024755Y2 (en) 1984-12-18 1984-12-18
JP23534/85U 1985-02-22
JP1985023534U JPS61152369U (en) 1985-02-22 1985-02-22

Publications (4)

Publication Number Publication Date
EP0186852A2 EP0186852A2 (en) 1986-07-09
EP0186852A3 true EP0186852A3 (en) 1987-05-06
EP0186852B1 EP0186852B1 (en) 1989-05-17
EP0186852B2 EP0186852B2 (en) 1992-04-29

Family

ID=26360909

Family Applications (1)

Application Number Title Priority Date Filing Date
EP85116118A Expired - Lifetime EP0186852B2 (en) 1984-12-18 1985-12-17 Tundish for continuous casting of free cutting steel

Country Status (4)

Country Link
EP (1) EP0186852B2 (en)
AU (1) AU559525B2 (en)
DE (1) DE3570194D1 (en)
ES (1) ES8700589A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4711429A (en) * 1986-08-29 1987-12-08 Usx Corporation Tundish for mixing alloying elements with molten metal
GB8703717D0 (en) * 1987-02-18 1987-03-25 Injectall Ltd Injecting gas into metal melts
IN168760B (en) * 1987-04-10 1991-06-01 Injectall Ltd
US5004495A (en) * 1990-02-05 1991-04-02 Labate M D Method for producing ultra clean steel
ZA935963B (en) * 1992-12-28 1994-03-15 Inland Steel Co Tundish for molten alloy containing dense undissolved alloying ingredient
FR2756762B1 (en) * 1996-12-11 1998-12-31 Ugine Savoie Sa SUPPLY TANK INTENDED TO RETAIN MELTED METAL AND IN PARTICULAR STEEL
CN103990787B (en) * 2014-05-16 2016-07-06 莱芜钢铁集团有限公司 A kind of for removing the device and method of molten steel inclusion in continuous casting production
KR101834216B1 (en) * 2016-06-08 2018-03-05 주식회사 포스코 Molten material processing apparatus and processing method
TWI739877B (en) 2016-08-08 2021-09-21 美商維蘇威美國公司 Impact pad and method for reducing the effects of misalignment of an impinging stream of molten steel entering a refractory vessel

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1945499B2 (en) * 1969-09-09 1973-01-18 DEVICE FOR CASTING ALUMINUM KILLED STEELS IN RIBBON AND SLAG FOR USE IN SUCH A DEVICE
JPS4814524B1 (en) * 1969-07-28 1973-05-08
DE2119664B2 (en) * 1971-04-22 1975-01-16 Kloeckner-Werke Ag, 4100 Duisburg Process for separating Al deep 2 O deep 3 inclusions in the continuous casting of steel in the tundish
DE2626986A1 (en) * 1975-06-17 1977-01-13 Foseco Trading Ag INTERMEDIATE CONTAINER
JPS5431013A (en) * 1977-08-12 1979-03-07 Kawasaki Steel Co Method of adding calcium metal or calcium alloy into molten steel within continuous casting tandish
JPS5435715U (en) * 1977-08-15 1979-03-08

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4814524B1 (en) * 1969-07-28 1973-05-08
DE1945499B2 (en) * 1969-09-09 1973-01-18 DEVICE FOR CASTING ALUMINUM KILLED STEELS IN RIBBON AND SLAG FOR USE IN SUCH A DEVICE
DE2119664B2 (en) * 1971-04-22 1975-01-16 Kloeckner-Werke Ag, 4100 Duisburg Process for separating Al deep 2 O deep 3 inclusions in the continuous casting of steel in the tundish
DE2626986A1 (en) * 1975-06-17 1977-01-13 Foseco Trading Ag INTERMEDIATE CONTAINER
JPS5431013A (en) * 1977-08-12 1979-03-07 Kawasaki Steel Co Method of adding calcium metal or calcium alloy into molten steel within continuous casting tandish
JPS5435715U (en) * 1977-08-15 1979-03-08

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 8, no. 150 (C-233)[1587], 12th July 1984; & JP - A - 59 56562 (KOBE SEIKOSHO K.K.) 02-04-1984 *

Also Published As

Publication number Publication date
ES550062A0 (en) 1986-10-16
AU5143985A (en) 1986-06-26
ES8700589A1 (en) 1986-10-16
EP0186852A2 (en) 1986-07-09
DE3570194D1 (en) 1989-06-22
EP0186852B2 (en) 1992-04-29
EP0186852B1 (en) 1989-05-17
AU559525B2 (en) 1987-03-12

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