GB9220230D0 - Electric arc furnace bottom stir tuyere assembly - Google Patents

Electric arc furnace bottom stir tuyere assembly

Info

Publication number
GB9220230D0
GB9220230D0 GB929220230A GB9220230A GB9220230D0 GB 9220230 D0 GB9220230 D0 GB 9220230D0 GB 929220230 A GB929220230 A GB 929220230A GB 9220230 A GB9220230 A GB 9220230A GB 9220230 D0 GB9220230 D0 GB 9220230D0
Authority
GB
United Kingdom
Prior art keywords
electric arc
arc furnace
furnace bottom
tuyere assembly
bottom stir
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Withdrawn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
GB929220230A
Other versions
GB2259976A (en
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.)
Air Products and Chemicals Inc
Original Assignee
Air Products and Chemicals Inc
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 Air Products and Chemicals Inc filed Critical Air Products and Chemicals Inc
Publication of GB9220230D0 publication Critical patent/GB9220230D0/en
Publication of GB2259976A publication Critical patent/GB2259976A/en
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
    • F27B3/08—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces heated electrically, with or without any other source of heat
    • F27B3/085—Arc furnaces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/16—Making or repairing linings increasing the durability of linings or breaking away linings
    • 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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
GB9220230A 1991-09-25 1992-09-24 Electric arc furnace bottom stir tuyere assembly Withdrawn GB2259976A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76560191A 1991-09-25 1991-09-25

Publications (2)

Publication Number Publication Date
GB9220230D0 true GB9220230D0 (en) 1992-11-04
GB2259976A GB2259976A (en) 1993-03-31

Family

ID=25073978

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9220230A Withdrawn GB2259976A (en) 1991-09-25 1992-09-24 Electric arc furnace bottom stir tuyere assembly

Country Status (4)

Country Link
CA (1) CA2078640A1 (en)
GB (1) GB2259976A (en)
MX (1) MX9205449A (en)
TW (1) TW206260B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5738811A (en) * 1995-05-16 1998-04-14 Monofrax Inc. Process for making fused-cast refractory products
FR2735564B1 (en) * 1995-06-19 1997-07-25 Air Liquide LANCE FOR INJECTING A FLUID INTO AN ENCLOSURE, METHOD FOR INSTALLING THE SAME AND OVEN BRICK COMPRISING SAME

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4661153A (en) * 1983-07-01 1987-04-28 Southwire Company Refractory porous plug
GB2179724B (en) * 1985-08-26 1990-02-28 Labate Michael D Apparatus for introducing gas into molten metal
CA1311787C (en) * 1986-06-24 1992-12-22 Masahisa Tate Method of bottom blowing operation of a steel making electric furnace
GB8703717D0 (en) * 1987-02-18 1987-03-25 Injectall Ltd Injecting gas into metal melts
DE3809828A1 (en) * 1988-03-23 1989-10-12 Radex Heraklith COOLSTONE
DE3907383A1 (en) * 1988-12-22 1990-09-20 Cookson Plibrico Gmbh INLET DEVICE

Also Published As

Publication number Publication date
CA2078640A1 (en) 1993-03-26
GB2259976A (en) 1993-03-31
TW206260B (en) 1993-05-21
MX9205449A (en) 1993-03-01

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)