IT1067301B - SECOND MELT METAL PROCESSING PROCESS WITH PREHEATING OF METAL CHARGES AND OVEN FOR ITS INSTALLATION - Google Patents

SECOND MELT METAL PROCESSING PROCESS WITH PREHEATING OF METAL CHARGES AND OVEN FOR ITS INSTALLATION

Info

Publication number
IT1067301B
IT1067301B IT2827076A IT2827076A IT1067301B IT 1067301 B IT1067301 B IT 1067301B IT 2827076 A IT2827076 A IT 2827076A IT 2827076 A IT2827076 A IT 2827076A IT 1067301 B IT1067301 B IT 1067301B
Authority
IT
Italy
Prior art keywords
metal
preheating
oven
installation
processing process
Prior art date
Application number
IT2827076A
Other languages
Italian (it)
Original Assignee
Air Liquide
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 Liquide filed Critical Air Liquide
Application granted granted Critical
Publication of IT1067301B publication Critical patent/IT1067301B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B11/00—Making pig-iron other than in blast furnaces
    • C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft 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
    • C21B13/002—Reduction of iron ores by passing through a heated column of carbon
    • 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
    • F27B1/00—Shaft or like vertical or substantially vertical furnaces
    • F27B1/02—Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey
    • F27B1/025—Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey with fore-hearth
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
    • C21B2100/66—Heat exchange
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
    • 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
    • Y02P10/10—Reduction of greenhouse gas [GHG] emissions
    • Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Furnace Details (AREA)
IT2827076A 1975-10-15 1976-10-13 SECOND MELT METAL PROCESSING PROCESS WITH PREHEATING OF METAL CHARGES AND OVEN FOR ITS INSTALLATION IT1067301B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7531549A FR2328049A1 (en) 1975-10-15 1975-10-15 Cupola melting iron or nonferrous metals - using air blast enriched with oxygen to reduce coke consumption

Publications (1)

Publication Number Publication Date
IT1067301B true IT1067301B (en) 1985-03-16

Family

ID=9161226

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2827076A IT1067301B (en) 1975-10-15 1976-10-13 SECOND MELT METAL PROCESSING PROCESS WITH PREHEATING OF METAL CHARGES AND OVEN FOR ITS INSTALLATION

Country Status (5)

Country Link
BE (1) BE847230A (en)
ES (2) ES452400A1 (en)
FR (1) FR2328049A1 (en)
IT (1) IT1067301B (en)
LU (1) LU76008A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2556366B3 (en) * 1983-12-07 1985-11-22 Sacilor PROCESS FOR THE PRODUCTION OF REFINING CAST IRON IN A TANK OVEN AND IN PARTICULAR IN A BLAST FURNACE WITH A METAL FURNACE OF 100% SCRAP
JPH02200713A (en) * 1989-01-31 1990-08-09 Sumitomo Metal Ind Ltd Device and method for producing molten iron

Also Published As

Publication number Publication date
BE847230A (en) 1977-04-13
FR2328049A1 (en) 1977-05-13
FR2328049B1 (en) 1979-04-27
ES462696A1 (en) 1978-07-01
ES452400A1 (en) 1977-12-16
LU76008A1 (en) 1977-05-11

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