GB2230848B - Lance for use in treating a bath of molten metal - Google Patents

Lance for use in treating a bath of molten metal

Info

Publication number
GB2230848B
GB2230848B GB8929114A GB8929114A GB2230848B GB 2230848 B GB2230848 B GB 2230848B GB 8929114 A GB8929114 A GB 8929114A GB 8929114 A GB8929114 A GB 8929114A GB 2230848 B GB2230848 B GB 2230848B
Authority
GB
United Kingdom
Prior art keywords
lance
bath
treating
molten metal
molten
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
GB8929114A
Other versions
GB8929114D0 (en
GB2230848A (en
Inventor
Joseph A Perri
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.)
Insul Co Inc
Original Assignee
Insul Co 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
Priority claimed from US07/351,889 external-priority patent/US4898369A/en
Application filed by Insul Co Inc filed Critical Insul Co Inc
Publication of GB8929114D0 publication Critical patent/GB8929114D0/en
Publication of GB2230848A publication Critical patent/GB2230848A/en
Application granted granted Critical
Publication of GB2230848B publication Critical patent/GB2230848B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • F27D3/00—Charging; Discharging; Manipulation of charge
    • F27D3/16—Introducing a fluid jet or current into the charge
    • 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
    • C21C5/28—Manufacture of steel in the converter
    • C21C5/42—Constructional features of converters
    • C21C5/46—Details or accessories
    • C21C5/4606—Lances or injectors
    • C21C5/4613—Refractory coated lances; Immersion lances

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
GB8929114A 1989-04-26 1989-12-22 Lance for use in treating a bath of molten metal Expired - Fee Related GB2230848B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/351,889 US4898369A (en) 1989-05-04 1989-04-26 Lance with metered core for treating molten metal

Publications (3)

Publication Number Publication Date
GB8929114D0 GB8929114D0 (en) 1990-02-28
GB2230848A GB2230848A (en) 1990-10-31
GB2230848B true GB2230848B (en) 1993-01-13

Family

ID=23382854

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8929114A Expired - Fee Related GB2230848B (en) 1989-04-26 1989-12-22 Lance for use in treating a bath of molten metal

Country Status (1)

Country Link
GB (1) GB2230848B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2764368B1 (en) * 1997-06-06 1999-07-16 Lorraine Laminage STEEL EQUIPMENT WITH NON-CRACKING REFRACTORY COATING FOR THE TREATMENT OF LIQUID STEEL
BRPI1102228A2 (en) * 2011-05-17 2013-06-25 Magnesita Refratarios S A top injection lance in metallurgical vessels and method of manufacture of this lance

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1111151A (en) * 1963-09-04 1968-04-24 Ogden & Lawson Ltd Improvements in nozzles
EP0055956A1 (en) * 1980-12-22 1982-07-14 INSTITUT DE RECHERCHES DE LA SIDERURGIE FRANCAISE (IRSID) France Blowing lance for injecting an oxidising gas, especially oxygen, for treating metal melts
EP0232648A1 (en) * 1985-12-26 1987-08-19 Daussan Et Compagnie Injection lance for a metallurgical vessel and process for its fabrication
US4836433A (en) * 1988-05-13 1989-06-06 Insul Company, Inc. Device for introducing stirring gas into molten metal in metered amount

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1111151A (en) * 1963-09-04 1968-04-24 Ogden & Lawson Ltd Improvements in nozzles
EP0055956A1 (en) * 1980-12-22 1982-07-14 INSTITUT DE RECHERCHES DE LA SIDERURGIE FRANCAISE (IRSID) France Blowing lance for injecting an oxidising gas, especially oxygen, for treating metal melts
EP0232648A1 (en) * 1985-12-26 1987-08-19 Daussan Et Compagnie Injection lance for a metallurgical vessel and process for its fabrication
US4836433A (en) * 1988-05-13 1989-06-06 Insul Company, Inc. Device for introducing stirring gas into molten metal in metered amount

Also Published As

Publication number Publication date
GB8929114D0 (en) 1990-02-28
GB2230848A (en) 1990-10-31

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Legal Events

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

Effective date: 19941222