ZA714184B - Method and apparatus for operating a blast-furnace with an auxiliary reducing gas - Google Patents

Method and apparatus for operating a blast-furnace with an auxiliary reducing gas

Info

Publication number
ZA714184B
ZA714184B ZA714184A ZA714184A ZA714184B ZA 714184 B ZA714184 B ZA 714184B ZA 714184 A ZA714184 A ZA 714184A ZA 714184 A ZA714184 A ZA 714184A ZA 714184 B ZA714184 B ZA 714184B
Authority
ZA
South Africa
Prior art keywords
blast
furnace
operating
reducing gas
auxiliary reducing
Prior art date
Application number
ZA714184A
Other languages
English (en)
Inventor
W Wenzel
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/de
Application filed by Nippon Kokan Kk filed Critical Nippon Kokan Kk
Publication of ZA714184B publication Critical patent/ZA714184B/xx

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)
ZA714184A 1970-07-06 1971-06-25 Method and apparatus for operating a blast-furnace with an auxiliary reducing gas ZA714184B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702033377 DE2033377C3 (de) 1970-07-06 Verfahren für den Betrieb eines Hochofens mit rückgeführtem, regeneriertem Gichtgas

Publications (1)

Publication Number Publication Date
ZA714184B true ZA714184B (en) 1972-03-29

Family

ID=5775911

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA714184A ZA714184B (en) 1970-07-06 1971-06-25 Method and apparatus for operating a blast-furnace with an auxiliary reducing gas

Country Status (10)

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

Also Published As

Publication number Publication date
FR2098199B1 (de) 1974-11-08
BE769181A (nl) 1971-11-03
CA954691A (en) 1974-09-17
LU63470A1 (de) 1971-11-12
FR2098199A1 (de) 1972-03-10
NL7108765A (de) 1972-01-10
DE2033377B2 (de) 1975-08-07
NL157057B (nl) 1978-06-15
JPS5320443B1 (de) 1978-06-27
DE2033377A1 (de) 1972-01-27
IT943518B (it) 1973-04-10
SE371210B (de) 1974-11-11
GB1344714A (en) 1974-01-23

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