NL1000838C2 - Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction. - Google Patents

Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction. Download PDF

Info

Publication number: NL1000838C2
Authority: NL; Netherlands
Prior art keywords: blast furnace; reduction; iron; pig iron; vessel
Prior art date: 1995-07-19

Application number

NL1000838A

Other languages

English (en)

Dutch (nl)

Inventor

Huibert Willem Den Hartog

Original Assignee

Hoogovens Staal Bv

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.)

1995-07-19

Filing date

1995-07-19

Publication date

1997-01-21

1995-07-19 Application filed by Hoogovens Staal Bv filed Critical Hoogovens Staal Bv

1995-07-19 Priority to NL1000838A priority Critical patent/NL1000838C2/nl

1996-07-12 Priority to EP96201929A priority patent/EP0754766A1/fr

1996-07-15 Priority to US08/679,901 priority patent/US5827473A/en

1996-07-16 Priority to AU59498/96A priority patent/AU686512B2/en

1996-07-17 Priority to CA002181409A priority patent/CA2181409C/fr

1996-07-18 Priority to RU96115344A priority patent/RU2143006C1/ru

1996-07-18 Priority to ZA9606122A priority patent/ZA966122B/xx

1996-07-18 Priority to BR9603126A priority patent/BR9603126A/pt

1996-07-18 Priority to KR1019960029770A priority patent/KR100225804B1/ko

1996-07-19 Priority to PL96315352A priority patent/PL183963B1/pl

1996-07-19 Priority to CN96112240A priority patent/CN1050633C/zh

1996-07-19 Priority to UA96072923A priority patent/UA39969C2/uk

1997-01-21 Application granted granted Critical

1997-01-21 Publication of NL1000838C2 publication Critical patent/NL1000838C2/nl

1998-10-13 Priority to US09/170,073 priority patent/US5989307A/en

Links

238000000034 method Methods 0.000 title claims description 57
230000009467 reduction Effects 0.000 title claims description 43
229910000805 Pig iron Inorganic materials 0.000 title claims description 31
230000008569 process Effects 0.000 claims description 46
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 26
238000004519 manufacturing process Methods 0.000 claims description 25
238000011946 reduction process Methods 0.000 claims description 22
239000007789 gas Substances 0.000 claims description 21
UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 21
238000009434 installation Methods 0.000 claims description 20
235000013980 iron oxide Nutrition 0.000 claims description 19
239000000571 coke Substances 0.000 claims description 15
VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 13
239000000155 melt Substances 0.000 claims description 13
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 12
229910052760 oxygen Inorganic materials 0.000 claims description 12
239000001301 oxygen Substances 0.000 claims description 12
229910052742 iron Inorganic materials 0.000 claims description 11
239000003245 coal Substances 0.000 claims description 10
238000006243 chemical reaction Methods 0.000 claims description 9
241000273930 Brevoortia tyrannus Species 0.000 claims description 8
238000002844 melting Methods 0.000 claims description 7
230000008018 melting Effects 0.000 claims description 7
239000002893 slag Substances 0.000 claims description 7
238000003860 storage Methods 0.000 claims description 7
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
229910052799 carbon Inorganic materials 0.000 claims description 6
239000000498 cooling water Substances 0.000 claims description 4
229910000831 Steel Inorganic materials 0.000 claims description 3
239000010959 steel Substances 0.000 claims description 3
238000002485 combustion reaction Methods 0.000 claims description 2
208000035699 Distal ileal obstruction syndrome Diseases 0.000 description 6
230000008901 benefit Effects 0.000 description 3
239000008188 pellet Substances 0.000 description 3
238000001816 cooling Methods 0.000 description 2
239000000428 dust Substances 0.000 description 2
101100516702 Caenorhabditis elegans nlg-1 gene Proteins 0.000 description 1
238000005054 agglomeration Methods 0.000 description 1
230000002776 aggregation Effects 0.000 description 1
238000004939 coking Methods 0.000 description 1
238000010276 construction Methods 0.000 description 1
230000007423 decrease Effects 0.000 description 1
238000002309 gasification Methods 0.000 description 1
238000002347 injection Methods 0.000 description 1
239000007924 injection Substances 0.000 description 1
238000005453 pelletization Methods 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
238000000197 pyrolysis Methods 0.000 description 1
239000002994 raw material Substances 0.000 description 1
230000008439 repair process Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1

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
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
- C21B11/02—Making pig-iron other than in blast furnaces in low shaft furnaces or shaft furnaces
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S266/00—Metallurgical apparatus
- Y10S266/01—Repair or restoration of apparatus

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacture Of Iron (AREA)
Manufacture And Refinement Of Metals (AREA)
Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)

NL1000838A 1995-07-19 1995-07-19 Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction. NL1000838C2 (nl)

Priority Applications (13)

Application Number	Priority Date	Filing Date	Title
NL1000838A NL1000838C2 (nl)	1995-07-19	1995-07-19	Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction.
EP96201929A EP0754766A1 (fr)	1995-07-19	1996-07-12	Procédé et dispositif pour la fabrication de fente par réduction par fusion et procédé pour la réalisation d'une cette installation
US08/679,901 US5827473A (en)	1995-07-19	1996-07-15	Method and apparatus for producing pig iron by smelting reduction and method of obtaining such a plant
AU59498/96A AU686512B2 (en)	1995-07-19	1996-07-16	Method and apparatus for producing pig iron by smelting reduction and method of obtaining such a plant
CA002181409A CA2181409C (fr)	1995-07-19	1996-07-17	Methode et appareil de production de fonte utilisant un procede de reduction par fusion; methode permettant d'obtenir une installation de production
ZA9606122A ZA966122B (en)	1995-07-19	1996-07-18	Method and apparatus for producing pig iron by smelting reduction and method of obtaining such a plant.
RU96115344A RU2143006C1 (ru)	1995-07-19	1996-07-18	Способ монтажа агрегата для способа восстановительной плавки для производства передельного чугуна, агрегат для осуществления способа восстановительной плавки, способ производства передельного чугуна
BR9603126A BR9603126A (pt)	1995-07-19	1996-07-18	Método e aparelho para produção de ferro gusa por meio de fusão redutora e metodo de obtenção de uma instalação como essa
KR1019960029770A KR100225804B1 (ko)	1995-07-19	1996-07-18	제련 환원에 의한 선철의 제조방법과 장치 및 그러한 플랜트의 구성방법
PL96315352A PL183963B1 (pl)	1995-07-19	1996-07-19	Sposób wytwarzania surówki żelaza i układ do wytwarzania surówki żelaza
CN96112240A CN1050633C (zh)	1995-07-19	1996-07-19	熔融还原生产生铁的方法和工厂及形成这种工厂的方法
UA96072923A UA39969C2 (uk)	1995-07-19	1996-07-19	Спосіб перетворення доменної установки в установку відновлювального плавлення і установка відновлювального плавлення
US09/170,073 US5989307A (en)	1995-07-19	1998-10-13	Method and apparatus for producing pig iron by smelting reduction and method of obtaining such a plant

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL1000838A NL1000838C2 (nl)	1995-07-19	1995-07-19	Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction.
NL1000838		1995-07-19

Publications (1)

Publication Number	Publication Date
NL1000838C2 true NL1000838C2 (nl)	1997-01-21

Family

ID=19761334

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL1000838A NL1000838C2 (nl)	1995-07-19	1995-07-19	Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction.

Country Status (12)

Country	Link
US (2)	US5827473A (fr)
EP (1)	EP0754766A1 (fr)
KR (1)	KR100225804B1 (fr)
CN (1)	CN1050633C (fr)
AU (1)	AU686512B2 (fr)
BR (1)	BR9603126A (fr)
CA (1)	CA2181409C (fr)
NL (1)	NL1000838C2 (fr)
PL (1)	PL183963B1 (fr)
RU (1)	RU2143006C1 (fr)
UA (1)	UA39969C2 (fr)
ZA (1)	ZA966122B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL1000838C2 (nl) *	1995-07-19	1997-01-21	Hoogovens Staal Bv	Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction.
US6521170B2 (en) *	2000-12-16	2003-02-18	Sms Demag Inc.	Revamping of a basic oxygen furnace installation to provide an electric furnace facility
US6519942B2 (en)	2001-01-23	2003-02-18	Reginald Wintrell	Systems and methods for harvesting energy from direct iron-making off gases
KR20040097061A (ko) *	2004-10-22	2004-11-17	(주)비씨에프	원단 미세 플록 가공장치 및 그 방법
CN111254345A (zh) *	2020-02-26	2020-06-09	内蒙古赛思普科技有限公司	一种低钛低微量元素的风电用铸造铁水及其制备方法
EP4667591A1 (fr) *	2024-06-19	2025-12-24	ThyssenKrupp Steel Europe AG	Dispositif et procédé de fabrication de supports de minerai de fer à réduction directe et de fusion des supports de fer à réduction directe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3608150C1 (de) *	1986-03-12	1987-07-02	Greul Artur Richard	Verfahren und Vorrichtung zur reduzierenden Schmelzvergasung
DE3720648A1 (de) *	1986-03-12	1989-01-05	Artur Richard Greul	Verfahren zur umruestung eines hochofens zum schmelzvergaser und verwendung von luft als vergasungsmittel
LU87961A1 (fr) *	1990-06-29	1992-03-03	Centre Rech Metallurgique	Procede et dispositif pour le traitement pyrometallurgique d'une matiere pulverulente contenant un compose d'un ou de plusieurs metaux
JPH0790335A (ja) *	1993-09-16	1995-04-04	Nkk Corp	溶融還元装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2655813B2 (de) *	1976-12-09	1980-10-23	Kloeckner-Humboldt-Deutz Ag, 5000 Koeln	Verfahren und Anlage zur direkten und kontinuierlichen Gewinnung von Eisen
NL9400936A (nl) *	1994-06-09	1996-01-02	Hoogovens Groep Bv	Werkwijze voor het behandelen van zinkhoudend stof.
NL9401103A (nl) *	1994-07-01	1996-02-01	Hoogovens Groep Bv	Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen.
NL9500264A (nl) *	1995-02-13	1996-09-02	Hoogovens Staal Bv	Werkwijze voor het produceren van vloeibaar ruwijzer.
NL9500600A (nl) *	1995-03-29	1996-11-01	Hoogovens Staal Bv	Inrichting voor het produceren van vloeibaar ruwijzer door directe reductie.
NL1000838C2 (nl) *	1995-07-19	1997-01-21	Hoogovens Staal Bv	Werkwijze en inrichting voor het produceren van ruwijzer door smelting reduction.

1995
- 1995-07-19 NL NL1000838A patent/NL1000838C2/nl not_active IP Right Cessation
1996
- 1996-07-12 EP EP96201929A patent/EP0754766A1/fr not_active Ceased
- 1996-07-15 US US08/679,901 patent/US5827473A/en not_active Expired - Fee Related
- 1996-07-16 AU AU59498/96A patent/AU686512B2/en not_active Ceased
- 1996-07-17 CA CA002181409A patent/CA2181409C/fr not_active Expired - Fee Related
- 1996-07-18 KR KR1019960029770A patent/KR100225804B1/ko not_active Expired - Fee Related
- 1996-07-18 ZA ZA9606122A patent/ZA966122B/xx unknown
- 1996-07-18 RU RU96115344A patent/RU2143006C1/ru not_active IP Right Cessation
- 1996-07-18 BR BR9603126A patent/BR9603126A/pt not_active IP Right Cessation
- 1996-07-19 PL PL96315352A patent/PL183963B1/pl not_active IP Right Cessation
- 1996-07-19 UA UA96072923A patent/UA39969C2/uk unknown
- 1996-07-19 CN CN96112240A patent/CN1050633C/zh not_active Expired - Fee Related
1998
- 1998-10-13 US US09/170,073 patent/US5989307A/en not_active Expired - Fee Related

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3608150C1 (de) *	1986-03-12	1987-07-02	Greul Artur Richard	Verfahren und Vorrichtung zur reduzierenden Schmelzvergasung
DE3720648A1 (de) *	1986-03-12	1989-01-05	Artur Richard Greul	Verfahren zur umruestung eines hochofens zum schmelzvergaser und verwendung von luft als vergasungsmittel
LU87961A1 (fr) *	1990-06-29	1992-03-03	Centre Rech Metallurgique	Procede et dispositif pour le traitement pyrometallurgique d'une matiere pulverulente contenant un compose d'un ou de plusieurs metaux
JPH0790335A (ja) *	1993-09-16	1995-04-04	Nkk Corp	溶融還元装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
"direct smelting in an experimental cyclone converter furnace", STEEL TIMES INCORPORATING IRON & STEEL, vol. 221, no. 5, REDHILL,SURREY,GB, pages 220, XP000365103 *
PATENT ABSTRACTS OF JAPAN vol. 950, no. 004 *

Also Published As

Publication number	Publication date
KR100225804B1 (ko)	1999-10-15
US5827473A (en)	1998-10-27
RU2143006C1 (ru)	1999-12-20
AU686512B2 (en)	1998-02-05
PL183963B1 (pl)	2002-08-30
US5989307A (en)	1999-11-23
AU5949896A (en)	1997-02-06
CN1050633C (zh)	2000-03-22
ZA966122B (en)	1997-02-03
UA39969C2 (uk)	2001-07-16
BR9603126A (pt)	1998-05-05
CN1176310A (zh)	1998-03-18
EP0754766A1 (fr)	1997-01-22
CA2181409C (fr)	2000-09-26
CA2181409A1 (fr)	1997-01-20
PL315352A1 (en)	1997-01-20
KR970006513A (ko)	1997-02-21

Legal Events

Date	Code	Title	Description
1997-03-03	PD2B	A search report has been drawn up
2004-04-01	VD1	Lapsed due to non-payment of the annual fee	Effective date: 20040201

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Usachev et al.	2002	Modern Processes for the Coke-Less Production of Iron.
Lu et al.	1991	Recent advances in blast furnace ironmaking in North America
TSUJIHATA et al.	1970	Pre-reduced material in blast furnace charge
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Kusik et al.	1980	Assessment of selected conservation measures for high-temperature process industries
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