DE3787518D1 - Blast furnace process. - Google Patents

Blast furnace process.

Info

Publication number
DE3787518D1
DE3787518D1 DE87119248T DE3787518T DE3787518D1 DE 3787518 D1 DE3787518 D1 DE 3787518D1 DE 87119248 T DE87119248 T DE 87119248T DE 3787518 T DE3787518 T DE 3787518T DE 3787518 D1 DE3787518 D1 DE 3787518D1
Authority
DE
Germany
Prior art keywords
blast furnace
furnace process
blast
furnace
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE87119248T
Other languages
German (de)
Other versions
DE3787518T2 (en
Inventor
Yotaro Oono
Hirohisa Hotta
Kazumasa Wakimoto
Hitoshi Kawada
Kazuhiko Tsujimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JFE Engineering Corp
Original Assignee
Nippon Kokan Ltd
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 JP30913386A external-priority patent/JPH0619090B2/en
Priority claimed from JP62000222A external-priority patent/JPS63169312A/en
Priority claimed from JP62001853A external-priority patent/JPS63171815A/en
Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Publication of DE3787518D1 publication Critical patent/DE3787518D1/en
Application granted granted Critical
Publication of DE3787518T2 publication Critical patent/DE3787518T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B7/00—Blast furnaces
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B5/00—Making pig-iron in the blast furnace
DE87119248T 1986-12-27 1987-12-28 Blast furnace process. Expired - Fee Related DE3787518T2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP30913386A JPH0619090B2 (en) 1986-12-27 1986-12-27 Oxygen blast furnace
JP62000222A JPS63169312A (en) 1987-01-06 1987-01-06 Construction of oxygen blast furnace
JP62001853A JPS63171815A (en) 1987-01-09 1987-01-09 Oxygen blast furnace

Publications (2)

Publication Number Publication Date
DE3787518D1 true DE3787518D1 (en) 1993-10-28
DE3787518T2 DE3787518T2 (en) 1994-03-10

Family

ID=27274356

Family Applications (1)

Application Number Title Priority Date Filing Date
DE87119248T Expired - Fee Related DE3787518T2 (en) 1986-12-27 1987-12-28 Blast furnace process.

Country Status (5)

Country Link
EP (1) EP0273420B1 (en)
KR (1) KR930004473B1 (en)
CN (1) CN1007161B (en)
AU (1) AU596253B2 (en)
DE (1) DE3787518T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4844737A (en) * 1986-12-27 1989-07-04 Nippon Kokan Kabushiki Kaisha Method for operating a blast furnance by blowing pulverized coal
KR100826963B1 (en) * 2001-11-13 2008-05-02 주식회사 포스코 Control method of deadman coke temperature in blast furnace
JP4743332B2 (en) * 2009-04-30 2011-08-10 Ｊｆｅスチール株式会社 Blast furnace operation method
JP4697340B2 (en) * 2009-05-29 2011-06-08 Ｊｆｅスチール株式会社 Blast furnace operation method
CN114134271B (en) * 2021-12-03 2022-12-06 昌黎县兴国精密机件有限公司 Blowing regulation and control device and method for low-carbon smelting of blast furnace

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE763817C (en) * 1939-03-21 1954-07-12 Thyssen Sche Gas U Wasserwerke Process for refining iron ores mixed with solid fuel and additives in a blast furnace
DE743376C (en) * 1939-05-20 1944-01-11 Roechlingsche Eisen & Stahl Process for the refining of iron ores
FR869065A (en) * 1940-01-13 1942-01-23 Lindes Eismaschinen Ag Ore processing process
CH254586A (en) * 1947-01-17 1948-05-15 Von Roll Ag Method and furnace for smelting iron ore with an oxygen-enriched wind.
US2593257A (en) * 1948-08-26 1952-04-15 Standard Oil Dev Co Blast furnace operation
GB668218A (en) * 1948-12-14 1952-03-12 Bleloch William Improvements in the smelting of metallic oxides in a blast furnace
GB674546A (en) * 1949-05-19 1952-06-25 Ruhrgas Ag Process for the simultaneous production of metals and rich gas
US3423080A (en) * 1963-11-06 1969-01-21 Interlake Steel Corp Electric arc furnace
US3364009A (en) * 1964-03-12 1968-01-16 Kemmetmuller Roland Method for the production of iron and steel
FR2156456A1 (en) * 1971-10-20 1973-06-01 Nippon Kokan Kk Blast furnace combined operation - by blowing a reducing gas and an oxygen enriched flux
BE817647R (en) * 1974-07-15 1974-11-04 Re-use of carbon monoxide from blast-furnace exhaust gas - returned to burners with fuel oil and oxygen, thus reducing amt. of coke required
US4844737A (en) * 1986-12-27 1989-07-04 Nippon Kokan Kabushiki Kaisha Method for operating a blast furnance by blowing pulverized coal

Also Published As

Publication number Publication date
EP0273420A3 (en) 1988-08-03
DE3787518T2 (en) 1994-03-10
KR930004473B1 (en) 1993-05-27
EP0273420A2 (en) 1988-07-06
EP0273420B1 (en) 1993-09-22
AU596253B2 (en) 1990-04-26
CN87105991A (en) 1988-07-27
KR880007746A (en) 1988-08-29
CN1007161B (en) 1990-03-14
AU8294687A (en) 1988-06-30

Similar Documents

Publication Publication Date Title
DE3750881T2 (en) Smelting reduction process.
DE3850195D1 (en) Melting furnace.
DE3783160D1 (en) HARDLOET PROCESS.
DE3785617T2 (en) IMMUNASSAY PROCESS.
DE3865211D1 (en) Blast furnace mold.
DE69010057T2 (en) Heating furnace.
DE69016390D1 (en) Nitriding furnace.
NL193215B (en) Spherilizing furnace.
DE3787529D1 (en) BLASTING TREATMENT.
DE68907227T2 (en) Smelting reduction process.
FI884883A (en) NY PROCESS.
FI861106A0 (en) METALLURGICAL PROCESS II.
FI880340A0 (en) HAOLLARHANDVERKTYG MED FLERA SLAG.
FI861107A0 (en) METALLURGICAL PROCESS III.
FI861105A0 (en) METALLURGICAL PROCESS I.
DE3787582T2 (en) Carbonation furnace.
FI884766A (en) SYRAKATALYSERAD PROCESS.
DE3885851T2 (en) Modification process.
FI884152A (en) GOLVBELAEGGNING AV ELEKTRISKT LEDANDE SLAG.
DE3787518T2 (en) Blast furnace process.
FI870243A (en) PROCESS BAND.
FI883051A0 (en) METALLURGICAL DYSA.
DE3762429D1 (en) DIVE LANCE.
DE69010517T2 (en) Ashing furnace.
NO881337L (en) Furnace.

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee