NL157057B - METHOD FOR REDUCING IRON ORE IN A MAIN OVEN - Google Patents

METHOD FOR REDUCING IRON ORE IN A MAIN OVEN

Info

Publication number
NL157057B
NL157057B NL7108765A NL7108765A NL157057B NL 157057 B NL157057 B NL 157057B NL 7108765 A NL7108765 A NL 7108765A NL 7108765 A NL7108765 A NL 7108765A NL 157057 B NL157057 B NL 157057B
Authority
NL
Netherlands
Prior art keywords
iron ore
reducing iron
main oven
oven
main
Prior art date
Application number
NL7108765A
Other languages
Dutch (nl)
Other versions
NL7108765A (en
Original Assignee
Nippon Kokan Kk
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 DE19702033377 external-priority patent/DE2033377C3/en
Application filed by Nippon Kokan Kk filed Critical Nippon Kokan Kk
Publication of NL7108765A publication Critical patent/NL7108765A/xx
Publication of NL157057B publication Critical patent/NL157057B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
    • C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
    • 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
    • C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
    • C21B2100/24—Increasing the gas reduction potential of recycled exhaust gases by shift reactions
    • 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
    • Y02P10/143—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
    • Y02P10/25—Process efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Manufacture Of Iron (AREA)
NL7108765A 1970-07-06 1971-06-25 METHOD FOR REDUCING IRON ORE IN A MAIN OVEN NL157057B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702033377 DE2033377C3 (en) 1970-07-06 Process for operating a blast furnace with recirculated, regenerated furnace gas

Publications (2)

Publication Number Publication Date
NL7108765A NL7108765A (en) 1972-01-10
NL157057B true NL157057B (en) 1978-06-15

Family

ID=5775911

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7108765A NL157057B (en) 1970-07-06 1971-06-25 METHOD FOR REDUCING IRON ORE IN A MAIN OVEN

Country Status (10)

Country Link
JP (1) JPS5320443B1 (en)
BE (1) BE769181A (en)
CA (1) CA954691A (en)
FR (1) FR2098199B1 (en)
GB (1) GB1344714A (en)
IT (1) IT943518B (en)
LU (1) LU63470A1 (en)
NL (1) NL157057B (en)
SE (1) SE371210B (en)
ZA (1) ZA714184B (en)

Also Published As

Publication number Publication date
ZA714184B (en) 1972-03-29
DE2033377B2 (en) 1975-08-07
LU63470A1 (en) 1971-11-12
FR2098199B1 (en) 1974-11-08
CA954691A (en) 1974-09-17
BE769181A (en) 1971-11-03
IT943518B (en) 1973-04-10
JPS5320443B1 (en) 1978-06-27
NL7108765A (en) 1972-01-10
FR2098199A1 (en) 1972-03-10
DE2033377A1 (en) 1972-01-27
GB1344714A (en) 1974-01-23
SE371210B (en) 1974-11-11

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: NIPPON KOKAN