DE3787518D1 - Hochofenverfahren. - Google Patents

Hochofenverfahren.

Info

Publication number: DE3787518D1
Authority: DE; Germany
Prior art keywords: blast furnace; furnace process; blast; furnace
Prior art date: 1986-12-27
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

English (en)

Other versions

DE3787518T2 (de

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.)

1986-12-27

Filing date

1987-12-28

Publication date

1993-10-28

1986-12-27 Priority claimed from JP30913386A external-priority patent/JPH0619090B2/ja

1987-01-06 Priority claimed from JP62000222A external-priority patent/JPS63169312A/ja

1987-01-09 Priority claimed from JP62001853A external-priority patent/JPS63171815A/ja

1987-12-28 Application filed by Nippon Kokan Ltd filed Critical Nippon Kokan Ltd

1993-10-28 Publication of DE3787518D1 publication Critical patent/DE3787518D1/de

1994-03-10 Application granted granted Critical

1994-03-10 Publication of DE3787518T2 publication Critical patent/DE3787518T2/de

2007-12-29 Anticipated expiration legal-status Critical

Status 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

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture Of Iron (AREA)
Vertical, Hearth, Or Arc Furnaces (AREA)
Furnace Details (AREA)
Blast Furnaces (AREA)
Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

DE87119248T 1986-12-27 1987-12-28 Hochofenverfahren. Expired - Fee Related DE3787518T2 (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP30913386A JPH0619090B2 (ja)	1986-12-27	1986-12-27	酸素高炉
JP62000222A JPS63169312A (ja)	1987-01-06	1987-01-06	酸素高炉の構造
JP62001853A JPS63171815A (ja)	1987-01-09	1987-01-09	酸素高炉

Publications (2)

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

Family

ID=27274356

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE87119248T Expired - Fee Related DE3787518T2 (de)	1986-12-27	1987-12-28	Hochofenverfahren.

Country Status (5)

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

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 (ko) *	2001-11-13	2008-05-02	주식회사 포스코	고로 노심온도 관리 방법
JP4743332B2 (ja) *	2009-04-30	2011-08-10	Ｊｆｅスチール株式会社	高炉操業方法
JP4697340B2 (ja) *	2009-05-29	2011-06-08	Ｊｆｅスチール株式会社	高炉操業方法
CN114134271B (zh) *	2021-12-03	2022-12-06	昌黎县兴国精密机件有限公司	一种高炉低碳冶炼的喷吹调控装置及方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE763817C (de) *	1939-03-21	1954-07-12	Thyssen Sche Gas U Wasserwerke	Verfahren zum Verhuetten von mit festem Brennstoff und Zuschlaegen vermischten Eisenerzen im Hochofen
DE743376C (de) *	1939-05-20	1944-01-11	Roechlingsche Eisen & Stahl	Verfahren zur Verhuettung von Eisenerzen
FR869065A (fr) *	1940-01-13	1942-01-23	Lindes Eismaschinen Ag	Procédé de traitement de minerai
CH254586A (de) *	1947-01-17	1948-05-15	Von Roll Ag	Verfahren und Ofen zum Verhütten von Eisenerz mit einem an Sauerstoff angereicherten 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 (fr) *	1974-07-15	1974-11-04		Bruleur reducteur de haut fourneau ou toutes autres utilisations calorifiques reductrices
US4844737A (en) *	1986-12-27	1989-07-04	Nippon Kokan Kabushiki Kaisha	Method for operating a blast furnance by blowing pulverized coal

1987
- 1987-12-22 AU AU82946/87A patent/AU596253B2/en not_active Ceased
- 1987-12-26 KR KR1019870014984A patent/KR930004473B1/ko not_active IP Right Cessation
- 1987-12-26 CN CN87105991A patent/CN1007161B/zh not_active Expired
- 1987-12-28 EP EP87119248A patent/EP0273420B1/de not_active Expired - Lifetime
- 1987-12-28 DE DE87119248T patent/DE3787518T2/de not_active Expired - Fee Related

Also Published As

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

Legal Events

Date	Code	Title	Description
1994-10-20	8364	No opposition during term of opposition
2001-02-08	8339	Ceased/non-payment of the annual fee

Publication	Publication Date	Title
DE3750881D1 (de)	1995-01-26	Schmelzreduktionsverfahren.
DE3850195D1 (de)	1994-07-21	Aufschmelzofen.
DE3783160D1 (de)	1993-02-04	Hartloetverfahren.
DE3865211D1 (de)	1991-11-07	Hochofenblasform.
DE3785617D1 (de)	1993-06-03	Immunassay-prozess.
DE3574789D1 (de)	1990-01-18	Prozessregler.
DE69010057D1 (de)	1994-07-28	Wärmeofen.
DE69016390D1 (de)	1995-03-09	Nitrierofen.
NL193215B (nl)	1998-11-02	Sferiliseeroven.
DE3787529D1 (de)	1993-10-28	Strahlmittelbehandlung.
FI875416A0 (fi)	1987-12-09	Svaengbara glas foer balkong.
FI884883A0 (fi)	1988-10-21	Ny process.
FI861106A (fi)	1986-09-21	Metallurgisk process ii.
FI880340A (fi)	1988-01-26	Haollarhandverktyg med flera slag.
GB2191568B (en)	1990-08-22	Furnace
FI861107A0 (fi)	1986-03-17	Metallurgisk process iii.
FI861105A (fi)	1986-09-21	Metallurgisk process i.
FI884766A (fi)	1988-10-14	Syrakatalyserad process.
DE3885851D1 (de)	1994-01-05	Modifizierungsverfahren.
FI884152A (fi)	1988-09-09	Golvbelaeggning av elektriskt ledande slag.
DE3787518D1 (de)	1993-10-28	Hochofenverfahren.
FI870243A (fi)	1988-07-22	Processband.
FI883051A (fi)	1988-12-24	Metallurgisk dysa.
GB8716680D0 (en)	1987-08-19	Furnace
DE3762429D1 (de)	1990-05-31	Tauchlanze.