FR2010664A1 - Refractory protection for tubes exposed to liquid - metal - Google Patents

Refractory protection for tubes exposed to liquid - metal

Info

Publication number
FR2010664A1
FR2010664A1 FR6919137A FR6919137A FR2010664A1 FR 2010664 A1 FR2010664 A1 FR 2010664A1 FR 6919137 A FR6919137 A FR 6919137A FR 6919137 A FR6919137 A FR 6919137A FR 2010664 A1 FR2010664 A1 FR 2010664A1
Authority
FR
France
Prior art keywords
liquid
metal
refractory protection
tubes exposed
bonded
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.)
Pending
Application number
FR6919137A
Other languages
French (fr)
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.)
Foseco Trading AG
Original Assignee
Foseco Trading AG
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 Foseco Trading AG filed Critical Foseco Trading AG
Publication of FR2010664A1 publication Critical patent/FR2010664A1/en
Pending 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
    • C21C5/28—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)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Furnace Charging Or Discharging (AREA)
  • Treatment Of Steel In Its Molten State (AREA)

Abstract

Lance used for injection of gas into molten metal is partly or totally covered with a protective sheath of bonded compressible refractory material. Advantageously the sheath is formed of a bonded heat insulating refractory mixture containing fibres which may have been crushed.
FR6919137A 1968-06-11 1969-06-10 Refractory protection for tubes exposed to liquid - metal Pending FR2010664A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2767968A GB1195936A (en) 1968-06-11 1968-06-11 Protection of Molten Metal Treatment Lances.

Publications (1)

Publication Number Publication Date
FR2010664A1 true FR2010664A1 (en) 1970-02-20

Family

ID=10263519

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6919137A Pending FR2010664A1 (en) 1968-06-11 1969-06-10 Refractory protection for tubes exposed to liquid - metal

Country Status (4)

Country Link
AT (1) AT313944B (en)
BE (1) BE734431A (en)
FR (1) FR2010664A1 (en)
GB (1) GB1195936A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434868A1 (en) * 1978-08-28 1980-03-28 Aikoh Co LANCE PIPE FOR METAL REFINING, AND REFINING METHOD

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE457566B (en) * 1984-03-16 1989-01-09 Oxy Tuben Ab LANSRÖR, MAINLY BEFORE INTRODUCING GAS, SUCH AS OXYGEN, IN SMALL METAL IN METALLURGICAL PROCEDURES
GB2236169B (en) * 1989-09-16 1993-04-07 Eric Peel Blast furnace tuyeres

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434868A1 (en) * 1978-08-28 1980-03-28 Aikoh Co LANCE PIPE FOR METAL REFINING, AND REFINING METHOD

Also Published As

Publication number Publication date
BE734431A (en) 1969-11-17
AT313944B (en) 1974-03-11
GB1195936A (en) 1970-06-24

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