GB2219381B - Plug for a refining apparatus - Google Patents

Plug for a refining apparatus

Info

Publication number
GB2219381B
GB2219381B GB8917639A GB8917639A GB2219381B GB 2219381 B GB2219381 B GB 2219381B GB 8917639 A GB8917639 A GB 8917639A GB 8917639 A GB8917639 A GB 8917639A GB 2219381 B GB2219381 B GB 2219381B
Authority
GB
United Kingdom
Prior art keywords
plug
refining apparatus
refining
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.)
Expired - Fee Related
Application number
GB8917639A
Other versions
GB8917639D0 (en
GB2219381A (en
Inventor
Masahisa Tate
Makoto Watanabe
Hideaki Nishino
Junichi Onmyoji
Eiji Yokogi
Hiroaki Shimizu
Kuniaki Miyamoto
Koichiro Kishita
Masakatsu Tsutsui
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.)
TOSHIN STEEL CO
Shinagawa Refractories Co Ltd
Toshin Steel Co Ltd
Original Assignee
TOSHIN STEEL CO
Shinagawa Refractories Co Ltd
Toshin Steel Co 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
Priority claimed from JP61070569A external-priority patent/JPS62227027A/en
Priority claimed from JP61070570A external-priority patent/JPS62227028A/en
Priority claimed from JP1986099968U external-priority patent/JPH0247436Y2/ja
Priority claimed from JP61153597A external-priority patent/JPS6311613A/en
Priority claimed from JP1986120062U external-priority patent/JPS6344450Y2/ja
Priority claimed from JP1986171275U external-priority patent/JPH0129233Y2/ja
Priority claimed from GB8706539A external-priority patent/GB2188404B/en
Application filed by TOSHIN STEEL CO, Shinagawa Refractories Co Ltd, Toshin Steel Co Ltd filed Critical TOSHIN STEEL CO
Publication of GB8917639D0 publication Critical patent/GB8917639D0/en
Publication of GB2219381A publication Critical patent/GB2219381A/en
Publication of GB2219381B publication Critical patent/GB2219381B/en
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5211—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace
    • C21C5/5217—Manufacture of steel in electric furnaces in an alternating current [AC] electric arc furnace equipped with burners or devices for injecting gas, i.e. oxygen, or pulverulent materials into the furnace
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
GB8917639A 1986-03-28 1989-08-02 Plug for a refining apparatus Expired - Fee Related GB2219381B (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP61070569A JPS62227027A (en) 1986-03-28 1986-03-28 Electric furnace and tuyere brick for bottom blowing
JP61070570A JPS62227028A (en) 1986-03-28 1986-03-28 Bottom blowing tuyere for electric furnace
JP61153597A JPS6311613A (en) 1986-06-30 1986-06-30 Construction of bottom blowing tuyere for electric furnace
JP1986099968U JPH0247436Y2 (en) 1986-06-30 1986-06-30
JP1986120062U JPS6344450Y2 (en) 1986-08-05 1986-08-05
JP1986171275U JPH0129233Y2 (en) 1986-11-10 1986-11-10
GB8706539A GB2188404B (en) 1986-03-28 1987-03-19 Plug for a refining apparatus

Publications (3)

Publication Number Publication Date
GB8917639D0 GB8917639D0 (en) 1989-09-20
GB2219381A GB2219381A (en) 1989-12-06
GB2219381B true GB2219381B (en) 1990-10-31

Family

ID=27562772

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8917639A Expired - Fee Related GB2219381B (en) 1986-03-28 1989-08-02 Plug for a refining apparatus

Country Status (1)

Country Link
GB (1) GB2219381B (en)

Also Published As

Publication number Publication date
GB8917639D0 (en) 1989-09-20
GB2219381A (en) 1989-12-06

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960319