GB1259702A - Method and apparatus for refining molten iron or molten iron alloys - Google Patents

Method and apparatus for refining molten iron or molten iron alloys

Info

Publication number
GB1259702A
GB1259702A GB20416/69A GB2041669A GB1259702A GB 1259702 A GB1259702 A GB 1259702A GB 20416/69 A GB20416/69 A GB 20416/69A GB 2041669 A GB2041669 A GB 2041669A GB 1259702 A GB1259702 A GB 1259702A
Authority
GB
United Kingdom
Prior art keywords
molten iron
rods
april
pouring
upper layer
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
Application number
GB20416/69A
Other languages
English (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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan 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
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Publication of GB1259702A publication Critical patent/GB1259702A/en
Expired 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
    • F27D27/00—Stirring devices for molten material
    • 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
    • C21C1/00—Refining of pig-iron; Cast iron
    • C21C1/02—Dephosphorising or desulfurising
    • 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
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/072—Treatment with gases
    • 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
    • F27D2003/0034—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities
    • F27D2003/008—Means for moving, conveying, transporting the charge in the furnace or in the charging facilities comprising cross-beams or gantry cranes
    • 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
    • F27D3/12—Travelling or movable supports or containers for the charge
    • F27D2003/125—Charging cars, lift trolleys
    • F27D2003/127—Charging cars, lift trolleys for carrying pots
    • 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
    • F27D2003/162—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel
    • F27D2003/163—Introducing a fluid jet or current into the charge the fluid being an oxidant or a fuel the fluid being an oxidant
    • F27D2003/164—Oxygen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (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)
GB20416/69A 1968-04-24 1969-04-22 Method and apparatus for refining molten iron or molten iron alloys Expired GB1259702A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2706268 1968-04-24

Publications (1)

Publication Number Publication Date
GB1259702A true GB1259702A (en) 1972-01-12

Family

ID=12210567

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20416/69A Expired GB1259702A (en) 1968-04-24 1969-04-22 Method and apparatus for refining molten iron or molten iron alloys

Country Status (9)

Country Link
US (1) US3664827A (de)
AT (1) AT322595B (de)
BE (1) BE732046A (de)
CA (1) CA926616A (de)
DE (1) DE1920958A1 (de)
FR (1) FR2006852A1 (de)
GB (1) GB1259702A (de)
NL (1) NL6906228A (de)
RO (1) RO54779A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU83089A1 (de) * 1981-01-26 1981-06-04 Wurth Anciens Ets Paul Vorrichtung und halterung zum wechseln von tauchlanzen
BRMU8402794U8 (pt) * 2004-08-27 2021-10-26 Magnesita Insider Refratarios Ltda Configuração aplicada a dispositivo para injeção de gás e/ou gás e pós em metais líquidos através de lança refratária rotativa
DE102009035267A1 (de) 2009-07-29 2011-02-03 Fabrino Produktionsgesellschaft Mbh & Co. Kg Wasserbasiertes Beschichtungsmittel

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1335661A (fr) * 1962-06-29 1963-08-23 Siderurgie Fse Inst Rech Perfectionnements aux procédés de déphosphoration des bains de métaux ferreux en fusion
FR1358812A (fr) * 1963-06-04 1964-04-17 Stora Kopparbergs Bergslags Ab Procédé d'affinage de la fonte

Also Published As

Publication number Publication date
BE732046A (de) 1969-10-01
NL6906228A (de) 1969-10-28
AT322595B (de) 1975-05-26
DE1920958A1 (de) 1969-11-06
CA926616A (en) 1973-05-22
US3664827A (en) 1972-05-23
RO54779A (de) 1974-01-03
FR2006852B1 (de) 1973-02-02
DE1920958B2 (de) 1975-09-18
FR2006852A1 (fr) 1970-01-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee