NL9401103A - Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen. - Google Patents

Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen. Download PDF

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Publication number
NL9401103A
NL9401103A NL9401103A NL9401103A NL9401103A NL 9401103 A NL9401103 A NL 9401103A NL 9401103 A NL9401103 A NL 9401103A NL 9401103 A NL9401103 A NL 9401103A NL 9401103 A NL9401103 A NL 9401103A
Authority
NL
Netherlands
Prior art keywords
space
iron compounds
oxygen
supply
tubelures
Prior art date
Application number
NL9401103A
Other languages
English (en)
Dutch (nl)
Inventor
Johannes Geleijn Bernard
Hendrikus Koenraad Albe Meijer
Cornelis Pieter Teerhuis
Original Assignee
Hoogovens Groep 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.)
Filing date
Publication date
Application filed by Hoogovens Groep Bv filed Critical Hoogovens Groep Bv
Priority to NL9401103A priority Critical patent/NL9401103A/nl
Priority to EP95201580A priority patent/EP0690136B1/en
Priority to DE69520391T priority patent/DE69520391T2/de
Priority to AT95201580T priority patent/ATE199940T1/de
Priority to ES95201580T priority patent/ES2156188T3/es
Priority to US08/490,900 priority patent/US5639293A/en
Priority to AU21793/95A priority patent/AU691908B2/en
Priority to ZA955312A priority patent/ZA955312B/xx
Priority to PL95309418A priority patent/PL179668B1/pl
Priority to RU95110772A priority patent/RU2143005C1/ru
Priority to KR1019950018417A priority patent/KR0156813B1/ko
Priority to CN95107755A priority patent/CN1040774C/zh
Priority to BR9503034A priority patent/BR9503034A/pt
Priority to CA002153081A priority patent/CA2153081C/en
Publication of NL9401103A publication Critical patent/NL9401103A/nl

Links

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
    • C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
    • C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
    • C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
    • 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
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

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)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
  • Catalysts (AREA)
  • Compounds Of Iron (AREA)
NL9401103A 1994-07-01 1994-07-01 Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen. NL9401103A (nl)

Priority Applications (14)

Application Number Priority Date Filing Date Title
NL9401103A NL9401103A (nl) 1994-07-01 1994-07-01 Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen.
EP95201580A EP0690136B1 (en) 1994-07-01 1995-06-14 Method and apparatus for production of iron from iron compounds
DE69520391T DE69520391T2 (de) 1994-07-01 1995-06-14 Verfahren und Vorrichtung zum Herstellen von Eisen aus Eisenverbindungen
AT95201580T ATE199940T1 (de) 1994-07-01 1995-06-14 Verfahren und vorrichtung zum herstellen von eisen aus eisenverbindungen
ES95201580T ES2156188T3 (es) 1994-07-01 1995-06-14 Metodo y aparato para producir hierro a partir de compuestos de hierro.
US08/490,900 US5639293A (en) 1994-07-01 1995-06-16 Method and apparatus for production of iron from iron compounds
AU21793/95A AU691908B2 (en) 1994-07-01 1995-06-21 Method and apparatus for production of iron from iron compounds
ZA955312A ZA955312B (en) 1994-07-01 1995-06-27 Method and apparatus for production of iron from iron compounds
PL95309418A PL179668B1 (pl) 1994-07-01 1995-06-29 Sposób i urzadzenie do wytwarzania zelaza ze zwiazków zelaza PL PL PL PL PL
RU95110772A RU2143005C1 (ru) 1994-07-01 1995-06-30 Способ производства чугуна из соединений железа и устройство для производства чугуна
KR1019950018417A KR0156813B1 (ko) 1994-07-01 1995-06-30 철 화합물로부터 철을 제조하는 방법 및 장치
CN95107755A CN1040774C (zh) 1994-07-01 1995-06-30 由铁氧化物生产铁的方法和装置
BR9503034A BR9503034A (pt) 1994-07-01 1995-06-30 Método de produção de ferro a partir de compostos deferro e aparelho para uso na referida produção
CA002153081A CA2153081C (en) 1994-07-01 1995-06-30 Method and apparatus for production of iron from iron compounds

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL9401103 1994-07-01
NL9401103A NL9401103A (nl) 1994-07-01 1994-07-01 Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen.

Publications (1)

Publication Number Publication Date
NL9401103A true NL9401103A (nl) 1996-02-01

Family

ID=19864396

Family Applications (1)

Application Number Title Priority Date Filing Date
NL9401103A NL9401103A (nl) 1994-07-01 1994-07-01 Werkwijze en inrichting voor het voorreduceren van ijzerverbindingen.

Country Status (14)

Country Link
US (1) US5639293A (ru)
EP (1) EP0690136B1 (ru)
KR (1) KR0156813B1 (ru)
CN (1) CN1040774C (ru)
AT (1) ATE199940T1 (ru)
AU (1) AU691908B2 (ru)
BR (1) BR9503034A (ru)
CA (1) CA2153081C (ru)
DE (1) DE69520391T2 (ru)
ES (1) ES2156188T3 (ru)
NL (1) NL9401103A (ru)
PL (1) PL179668B1 (ru)
RU (1) RU2143005C1 (ru)
ZA (1) ZA955312B (ru)

Families Citing this family (17)

* 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.
WO1997035038A1 (en) 1996-03-22 1997-09-25 Steel Technology Corporation Stable operation of a smelter reactor
US5885322A (en) * 1996-03-22 1999-03-23 Steel Technology Corporation Method for reducing iron losses in an iron smelting process
US5980606A (en) * 1996-03-22 1999-11-09 Steel Technology Corporation Method for reducing sulfuric content in the offgas of an iron smelting process
NL1003186C2 (nl) * 1996-05-23 1997-11-25 Hoogovens Staal Bv Drukvat, toepassing van dat drukvat bij de bereiding van ruw ijzer, alsmede leiding geschikt voor toepassing in dat drukvat.
IT1284200B1 (it) * 1996-07-31 1998-05-08 Sviluppo Materiali Spa Procedimento per la produzione diretta di ghisa a partire da materiale ferrifero ed apparecchiatura idonea per l'esecuzione di
NL1005114C2 (nl) * 1997-01-29 1998-07-30 Hoogovens Staal Bv Vuurvaste wand, metallurgisch vat omvattende zo'n vuurvaste wand en werkwijze waarbij zo'n vuurvaste wand wordt toegepast.
IT1291118B1 (it) 1997-03-25 1998-12-29 Sviluppo Materiali Spa Procedimento per la produzione diretta di ghisa a partire da minerale ferrifero fine e da carbone fossile ed apparecchiatura idonea per
NL1006553C2 (nl) * 1997-07-11 1999-01-12 Hoogovens Staal Bv Werkwijze voor het sturen (control) van een smelting reduction process.
US6214084B1 (en) * 1997-09-03 2001-04-10 The Boc Group, Inc. Iron manufacturing process
CN102159731B (zh) * 2008-09-16 2014-10-29 株式会社Istc 制造熔融铁的方法
KR101289217B1 (ko) * 2010-12-28 2013-07-29 주식회사 포스코 일관제철시스템 및 일관제철방법
CN103534363B (zh) * 2011-03-21 2017-08-01 技术资源有限公司 用于高硫进料的直接熔炼方法
CN104093861B (zh) * 2011-12-19 2016-09-21 塔塔钢铁荷兰科技有限责任公司 熔炼旋流器和装有这样熔炼旋流器的设备
PL3084012T3 (pl) * 2013-12-20 2019-06-28 Tata Steel Limited Sposób wytapiania i urządzenie
US10276625B1 (en) 2017-12-15 2019-04-30 Atomera Incorporated CMOS image sensor including superlattice to enhance infrared light absorption
AU2020392541A1 (en) * 2019-11-28 2022-06-16 Tata Steel Ijmuiden B.V. Apparatus for the production of molten iron

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE442776C (de) * 1925-07-22 1927-04-06 Konrad Strauss Dipl Ing Verfahren zur unmittelbaren Erzeugung von Roheisen und Stahl
US2540593A (en) * 1947-12-11 1951-02-06 Standard Oil Dev Co Method of melting reduced metal dust
GB827957A (en) * 1955-03-15 1960-02-10 British Iron Steel Research Improvements in the production of metal from ores and in apparatus therefor
US3607224A (en) * 1968-03-20 1971-09-21 Combustion Eng Direct reduction of iron ore
NL7607352A (nl) * 1975-07-04 1977-01-06 Boliden Ab Werkwijze voor het bereiden van een gedeelte- lijk gereduceerd produkt.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1314435A (fr) * 1961-11-06 1963-01-11 Koninklijke Hoogovens En Staal Procédé et dispositif pour la réduction de combinaisons de fer
CN86102198A (zh) * 1986-04-03 1987-12-23 李世原 旋流式二段直接还原熔融炼铁工艺及设备
CN1014432B (zh) * 1987-12-18 1991-10-23 日本钢管株式会社 熔融还原铁矿石生产生铁的方法
US5228901A (en) * 1991-02-25 1993-07-20 Idaho Research Foundation, Inc. Partial reduction of particulate iron ores and cyclone reactor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE442776C (de) * 1925-07-22 1927-04-06 Konrad Strauss Dipl Ing Verfahren zur unmittelbaren Erzeugung von Roheisen und Stahl
US2540593A (en) * 1947-12-11 1951-02-06 Standard Oil Dev Co Method of melting reduced metal dust
GB827957A (en) * 1955-03-15 1960-02-10 British Iron Steel Research Improvements in the production of metal from ores and in apparatus therefor
US3607224A (en) * 1968-03-20 1971-09-21 Combustion Eng Direct reduction of iron ore
NL7607352A (nl) * 1975-07-04 1977-01-06 Boliden Ab Werkwijze voor het bereiden van een gedeelte- lijk gereduceerd produkt.

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
"single vessel smelting reduction using cyclone pre-reducer", STEEL TIMES INTERNATIONAL, vol. 17, no. 3, March 1993 (1993-03-01), REDHILL,SURREY,GB, pages 24 *

Also Published As

Publication number Publication date
US5639293A (en) 1997-06-17
BR9503034A (pt) 1996-06-11
DE69520391D1 (de) 2001-04-26
CA2153081A1 (en) 1996-01-02
ZA955312B (en) 1996-02-09
EP0690136B1 (en) 2001-03-21
ES2156188T3 (es) 2001-06-16
RU2143005C1 (ru) 1999-12-20
AU691908B2 (en) 1998-05-28
AU2179395A (en) 1996-01-18
PL179668B1 (pl) 2000-10-31
PL309418A1 (en) 1996-01-08
RU95110772A (ru) 1997-06-10
ATE199940T1 (de) 2001-04-15
CN1040774C (zh) 1998-11-18
CN1123840A (zh) 1996-06-05
CA2153081C (en) 1999-09-14
KR0156813B1 (ko) 1998-11-16
EP0690136A1 (en) 1996-01-03
DE69520391T2 (de) 2001-09-06

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Date Code Title Description
A1B A search report has been drawn up
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: HOOGOVENS STAAL B.V.

BV The patent application has lapsed