EA030240B1 - Двухступенчатый способ плавки и устройство - Google Patents

Двухступенчатый способ плавки и устройство Download PDF

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Publication number
EA030240B1
EA030240B1 EA201590779A EA201590779A EA030240B1 EA 030240 B1 EA030240 B1 EA 030240B1 EA 201590779 A EA201590779 A EA 201590779A EA 201590779 A EA201590779 A EA 201590779A EA 030240 B1 EA030240 B1 EA 030240B1
Authority
EA
Eurasian Patent Office
Prior art keywords
melting
preheating
bath
metal
gas
Prior art date
Application number
EA201590779A
Other languages
English (en)
Russian (ru)
Other versions
EA201590779A1 (ru
Inventor
Родни Джеймс ДРАЙ
Жак ПИЛОТ
Original Assignee
Текнолоджикал Ресорсиз Пти. Лимитед
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 AU2012904912A external-priority patent/AU2012904912A0/en
Application filed by Текнолоджикал Ресорсиз Пти. Лимитед filed Critical Текнолоджикал Ресорсиз Пти. Лимитед
Publication of EA201590779A1 publication Critical patent/EA201590779A1/ru
Publication of EA030240B1 publication Critical patent/EA030240B1/ru

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
    • F27D13/00—Apparatus for preheating charges; Arrangements for preheating charges
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/08—Making pig-iron other than in blast furnaces in hearth-type furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
    • C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/0073—Selection or treatment of the reducing gases
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B9/00—Stoves for heating the blast in blast furnaces
    • C21B9/14—Preheating the combustion air
    • 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
    • F27B19/00—Combinations of furnaces of kinds not covered by a single preceding main group
    • F27B19/04—Combinations of furnaces of kinds not covered by a single preceding main group arranged for associated working
    • 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
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Furnace Details (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
EA201590779A 2012-11-12 2013-11-12 Двухступенчатый способ плавки и устройство EA030240B1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2012904912A AU2012904912A0 (en) 2012-11-12 A Two-Stage Smelting Process and Apparatus
PCT/AU2013/001301 WO2014071464A1 (fr) 2012-11-12 2013-11-12 Procédé et appareil de fusion en deux étapes

Publications (2)

Publication Number Publication Date
EA201590779A1 EA201590779A1 (ru) 2015-10-30
EA030240B1 true EA030240B1 (ru) 2018-07-31

Family

ID=50683839

Family Applications (1)

Application Number Title Priority Date Filing Date
EA201590779A EA030240B1 (ru) 2012-11-12 2013-11-12 Двухступенчатый способ плавки и устройство

Country Status (6)

Country Link
JP (1) JP2016502598A (fr)
KR (1) KR20150082345A (fr)
CN (1) CN104870656B (fr)
CA (1) CA2890267A1 (fr)
EA (1) EA030240B1 (fr)
WO (1) WO2014071464A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112020019543A2 (pt) * 2018-03-30 2021-01-05 Tata Steel Nederland Technology B.V. Processo de fundição direta com combustão completa

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999016911A1 (fr) * 1997-09-26 1999-04-08 Technological Resources Pty. Ltd. Procede de fusion directe pour la production de metaux a partir d'oxydes metalliques
US20100011908A1 (en) * 2006-04-24 2010-01-21 John Neil Goodman Pressure control in direct smelting process
US8298317B2 (en) * 2004-01-30 2012-10-30 Technological Resources Pty. Limited Ironmaking and steelmaking

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1721562B (zh) * 2004-06-23 2010-12-08 技术资源有限公司 直接熔炼方法与设备

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1999016911A1 (fr) * 1997-09-26 1999-04-08 Technological Resources Pty. Ltd. Procede de fusion directe pour la production de metaux a partir d'oxydes metalliques
US8298317B2 (en) * 2004-01-30 2012-10-30 Technological Resources Pty. Limited Ironmaking and steelmaking
US20100011908A1 (en) * 2006-04-24 2010-01-21 John Neil Goodman Pressure control in direct smelting process

Also Published As

Publication number Publication date
JP2016502598A (ja) 2016-01-28
CA2890267A1 (fr) 2014-05-15
WO2014071464A1 (fr) 2014-05-15
EA201590779A1 (ru) 2015-10-30
KR20150082345A (ko) 2015-07-15
CN104870656B (zh) 2018-05-04
CN104870656A (zh) 2015-08-26

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Legal Events

Date Code Title Description
MM4A Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s)

Designated state(s): AM AZ BY KZ KG TJ TM RU