BR7017727D0 - PROCESS AND OVEN FOR STEEL PRODUCTION BY DIRECT REDUCTION AND CONCENTRATED OR PELLETIZED IRON MINING FOUNDATION - Google Patents

PROCESS AND OVEN FOR STEEL PRODUCTION BY DIRECT REDUCTION AND CONCENTRATED OR PELLETIZED IRON MINING FOUNDATION

Info

Publication number
BR7017727D0
BR7017727D0 BR21772770A BR21772770A BR7017727D0 BR 7017727 D0 BR7017727 D0 BR 7017727D0 BR 21772770 A BR21772770 A BR 21772770A BR 21772770 A BR21772770 A BR 21772770A BR 7017727 D0 BR7017727 D0 BR 7017727D0
Authority
BR
Brazil
Prior art keywords
oven
concentrated
steel production
direct reduction
iron mining
Prior art date
Application number
BR21772770A
Other languages
Portuguese (pt)
Inventor
M Tiberg
Original Assignee
Skf Svenska Kullagerfab Ab
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 Skf Svenska Kullagerfab Ab filed Critical Skf Svenska Kullagerfab Ab
Publication of BR7017727D0 publication Critical patent/BR7017727D0/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
    • 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
    • C21C5/52—Manufacture of steel in electric furnaces
    • C21C5/5252—Manufacture of steel in electric furnaces in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace
    • 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
    • C21C2007/0093—Duplex process; Two stage processes
    • 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
    • Y02P10/20—Recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Manufacture Of Iron (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
BR21772770A 1969-03-26 1970-03-24 PROCESS AND OVEN FOR STEEL PRODUCTION BY DIRECT REDUCTION AND CONCENTRATED OR PELLETIZED IRON MINING FOUNDATION BR7017727D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE426769A SE329861B (en) 1969-03-26 1969-03-26

Publications (1)

Publication Number Publication Date
BR7017727D0 true BR7017727D0 (en) 1973-02-22

Family

ID=20263827

Family Applications (1)

Application Number Title Priority Date Filing Date
BR21772770A BR7017727D0 (en) 1969-03-26 1970-03-24 PROCESS AND OVEN FOR STEEL PRODUCTION BY DIRECT REDUCTION AND CONCENTRATED OR PELLETIZED IRON MINING FOUNDATION

Country Status (17)

Country Link
JP (1) JPS4838053B1 (en)
AT (1) AT300866B (en)
BE (1) BE748011A (en)
BG (1) BG19194A3 (en)
BR (1) BR7017727D0 (en)
CH (1) CH550251A (en)
DK (1) DK126008B (en)
ES (1) ES377986A1 (en)
FI (1) FI49629C (en)
FR (1) FR2035911B1 (en)
GB (1) GB1311290A (en)
LU (1) LU60603A1 (en)
NL (1) NL146537B (en)
NO (1) NO124731B (en)
PL (1) PL80644B1 (en)
SE (1) SE329861B (en)
ZA (1) ZA701878B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8300288A (en) * 1983-01-26 1984-08-16 Hengelmolen Eng OVEN FOR MELTING METALS.
DE102006056671A1 (en) 2006-11-30 2008-06-05 Sms Demag Ag Method and apparatus for stainless steel production without electrical energy supply on the basis of pig iron pretreated in a DDD plant
DE102006056672A1 (en) 2006-11-30 2008-06-05 Sms Demag Ag Method and apparatus for stainless steel production without electrical energy supply based on pig iron
CN114480771A (en) * 2022-02-11 2022-05-13 中钢设备有限公司 Integrated iron making device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT232020B (en) * 1961-08-02 1964-02-25 Voest Ag Method and device for the production of liquid iron by reducing iron oxide ore
FR1466981A (en) * 1966-02-03 1967-01-20 Voest Ag Method and device for manufacturing steel and their various applications

Also Published As

Publication number Publication date
NO124731B (en) 1972-05-29
ES377986A1 (en) 1973-01-01
DE2014339A1 (en) 1970-10-29
FR2035911A1 (en) 1970-12-24
NL7004314A (en) 1970-09-29
DE2014339B2 (en) 1973-02-01
FI49629C (en) 1975-08-11
BE748011A (en) 1970-08-31
LU60603A1 (en) 1970-05-26
JPS4838053B1 (en) 1973-11-15
PL80644B1 (en) 1975-08-30
FI49629B (en) 1975-04-30
GB1311290A (en) 1973-03-28
BG19194A3 (en) 1975-04-30
SE329861B (en) 1970-10-26
CH550251A (en) 1974-06-14
DK126008B (en) 1973-05-28
AT300866B (en) 1972-08-10
FR2035911B1 (en) 1975-01-10
ZA701878B (en) 1971-04-28
NL146537B (en) 1975-07-15

Similar Documents

Publication Publication Date Title
BR7405874D0 (en) IRON ORE REDUCTION PROCESS
BR7200695D0 (en) PROCESS TO PRODUCE A TITANIUM AGLOMERATED MINING CONTAINING IRON
BR7105068D0 (en) GALVANIZED STEEL PLATE MANUFACTURING PROCESS
BR7201503D0 (en) PROCESS AND OVEN LOADING FOR THE PRODUCTION OF SILICO IRON
BR6910042D0 (en) PROCESS AND INSTALLATION FOR THE PRODUCTION OF SPONGE IRON THROUGH DIRECT REDUCTION OF OXIDIC IRON ORE
BR7305466D0 (en) PROCESS FOR THE PRODUCTION OF PRE-REDUCED LOW SULFUR IRON PELLETS
BR7206323D0 (en) PROCESS FOR REDUCING IRON OXIDIZED MINES AND OR COBALT CONTAINING IRON
BR7408266D0 (en) PROCESS FOR THE TREATMENT OF PHOSPHATIZED OR GALVANIZED STEEL
BR7017727D0 (en) PROCESS AND OVEN FOR STEEL PRODUCTION BY DIRECT REDUCTION AND CONCENTRATED OR PELLETIZED IRON MINING FOUNDATION
BR7401118D0 (en) PROCESS FOR THE DIRECT REDUCTION OF IRON ORES
BR7208622D0 (en) PROCESS FOR THE REFINING OF POOR IRON IN PHOSPHORUS FOR STEEL PRODUCTION
BR7307728D0 (en) PERFECT PROCESS TO PRODUCE DURABLE SEPARATE PELLETS FROM MAGNETITE IRON MINES FINALLY DIVIDED
CH502439A (en) Plant for the production of large blocks in the electric furnace remelting of metals, especially steels
BR7209132D0 (en) PROCESS FOR MAKING STEEL INGOTS
BR6681427D0 (en) PROCESS FOR HARDENING IRON ORE PELLETS
BR7301644D0 (en) PERFECTED TRICH TO PERFORM THE PROCESS PERFECTED PROCESS TO MANUFACTURE ALLOY IRON AND EL OVEN
OA03715A (en) Ore flotation process.
IT981728B (en) PROCEDURE FOR THE PRODUCTION OF METALLIC IRON FROM IRON OXIDES MIXED WITH NON-FERROUS METAL OXIDES
BR7017542D0 (en) PROCESS FOR WATERPROOFING INTEMPERIES FROM EXTERNAL IRON AND STEEL SURFACES
BR7100891D0 (en) PROCESS FOR THE CONTROLLED REDUCTION OF MIQUELIFEROS IRON OXIDE ORES
BR7307285D0 (en) INSTALLATION FOR THE REDUCTION OF IRON ORE BY THE DIRECT REDUCTION PROCESS
BE768481A (en) PROCESS FOR THE PRODUCTION OF SPHERICAL NODULES
IT982575B (en) PROCESS FOR PHOSPHATING THE STEEL
BE777346A (en) IRON ORE REDUCTION PROCESS
BR7302242D0 (en) PROCESS TO INTRODUCE SOLID PRODUCTS INTO AN INSTALLATION PROCESS TO INTRODUCE SOLID PRODUCTS INTO AN CONTINUOUS TUNING INSTALLATION IN CONTINUOUS AFFINING STEEL IN STEEL