KR870009034A - 철의 제조방법 - Google Patents
철의 제조방법 Download PDFInfo
- Publication number
- KR870009034A KR870009034A KR870002041A KR870002041A KR870009034A KR 870009034 A KR870009034 A KR 870009034A KR 870002041 A KR870002041 A KR 870002041A KR 870002041 A KR870002041 A KR 870002041A KR 870009034 A KR870009034 A KR 870009034A
- Authority
- KR
- South Korea
- Prior art keywords
- waste gas
- gas
- temperature
- ore
- melt
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B11/00—Making pig-iron other than in blast furnaces
-
- 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
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/14—Multi-stage processes processes carried out in different vessels or 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
- C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C2007/0093—Duplex process; Two stage processes
-
- 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)
- Compounds Of Iron (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
내용 없음
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1도는 가스냉각실이 연결된 본 발명에 따른 반응기의 세로단면도임.
Claims (6)
- 탄소질연료, 철광석 및 또는 미리 환원된 광석을 용융물에 공급하고 용융물에서 나오는 반응가스를 하나 또는 그 이상의 단계로 산소―함유가스로써 후연소시키며, 하부노즐과 상부취입기가 구비된 긴 반응기를 사용하여, 반응기의 폐가스기공을 탄소질연료의 반응지역으로부터 오프셋시키고, 분출 및 스프레쉬(splash)지역의 외부에 위치시킨 다음, 폐가스 기공과 연결된 파이프 내의 폐가스온도를 폐가스흐름과 함께 이동하는 철입자의 응고화 온도이상으로 유지시키고 폐가스를 인접한 냉각실에서 1,000℃이하로 냉각시킴을 특징으로 하는 철의 제조방법.
- 제 1항에 있어서,고온가스 파이프를 통해 반응기와 직접연결되어 있는 가스냉각실에서 폐가스를 냉각시킴을 특징으로 하는 방법.
- 제 1항 및 2항에 있어서,폐가스를 고온가스 파이프에서 방출된 후 즉시 가스 냉각실에서 온도를 1,000℃이하로 떨어뜨리는 냉가스 액체 및 또는 분말상물질과 함께 혼합시킴을 특징으로 하는 방법.
- 제 1항-3항 중의 어느 하나에 있어서, 미세광석, 석회, 석회석, 마그네사이트, 석탄, 코우크스 또는 이들의 혼합물과 같은 분말상 물질을 폐가스 흐름에 취입시켜 금속 및 또는 금속산화물입자가 폐가스 흐름을 따라 이동될 수 있게 함을 특징으로 하는 방법.
- 제 1항-4항 중의 어느 하나에 있어서,가스와 화학적으로 반응하는 분말상물질을 취입시킴을 특징으로 하는 방법.
- 제 1항-5항 중의 어느 하나에 있어서,입자 크기가 0.1mm 이하인 그라운드 철광석을 폐가스 흐름에 취입시키고 우스타이트 상태로 환원시킴을 특징으로 하는 방법.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP3607776.3 | 1986-03-08 | ||
DE3607776.3 | 1986-03-08 | ||
DE19863607776 DE3607776A1 (de) | 1986-03-08 | 1986-03-08 | Verfahren zur herstellung von eisen |
Publications (2)
Publication Number | Publication Date |
---|---|
KR870009034A true KR870009034A (ko) | 1987-10-22 |
KR900007783B1 KR900007783B1 (ko) | 1990-10-20 |
Family
ID=6295895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019870002041A KR900007783B1 (ko) | 1986-03-08 | 1987-03-07 | 철의 제조방법 |
Country Status (15)
Country | Link |
---|---|
US (1) | US4861368A (ko) |
EP (1) | EP0236801B1 (ko) |
JP (1) | JPS62263909A (ko) |
KR (1) | KR900007783B1 (ko) |
CN (1) | CN1005273B (ko) |
AT (1) | ATE54944T1 (ko) |
AU (1) | AU593072B2 (ko) |
BR (1) | BR8701060A (ko) |
CA (1) | CA1286505C (ko) |
CZ (1) | CZ278121B6 (ko) |
DE (2) | DE3607776A1 (ko) |
ES (1) | ES2000074B3 (ko) |
IN (1) | IN166838B (ko) |
SU (1) | SU1528324A3 (ko) |
ZA (1) | ZA871639B (ko) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2545804B2 (ja) * | 1986-09-08 | 1996-10-23 | 日本鋼管株式会社 | 高酸化燃焼型溶融還元方法 |
JP2545814B2 (ja) * | 1986-12-02 | 1996-10-23 | 日本鋼管株式会社 | 溶融還元製錬装置 |
JP2586020B2 (ja) * | 1986-12-02 | 1997-02-26 | 日本鋼管株式会社 | 溶融還元製錬方法 |
DE3737271A1 (de) * | 1986-12-23 | 1988-07-07 | Korf Engineering Gmbh | Einschmelzvergaser |
DE68915298T2 (de) * | 1988-02-12 | 1994-09-08 | Kloeckner Cra Patent | Verfahren und Vorrichtung zur Nachverbrennung. |
DE68927409T2 (de) * | 1988-12-20 | 1997-03-20 | Cra Services | Herstellung von eisen und stahl in einer duplex-verhüttungsanlage und anlage zur vorreduzierung von oxidfestkörpern in der schwebe |
ES2090157T3 (es) * | 1990-03-13 | 1996-10-16 | Cra Services | Un procedimiento para producir metales y aleaciones metalicas en un recipiente de reduccion en estado fundido. |
JP2918646B2 (ja) * | 1990-07-18 | 1999-07-12 | 川崎重工業株式会社 | 溶融還元炉 |
DE4234973C1 (de) * | 1992-10-16 | 1994-06-01 | Tech Resources Pty Ltd | Verfahren zum Schutz der feuerfesten Ausmauerung im Gasraum von metallurgischen Reaktionsgefäßen |
DE4234974C2 (de) * | 1992-10-16 | 1994-12-22 | Tech Resources Pty Ltd | Verfahren zur Verstärkung der Stoffumsätze in metallurgischen Reaktionsgefäßen |
AT404842B (de) * | 1992-10-19 | 1999-03-25 | Voest Alpine Ind Anlagen | Verfahren zum kontinuierlichen einschmelzen von schrott |
DE4343957C2 (de) * | 1993-12-22 | 1997-03-20 | Tech Resources Pty Ltd | Konverterverfahren zur Produktion von Eisen |
US5733358A (en) * | 1994-12-20 | 1998-03-31 | Usx Corporation And Praxair Technology, Inc. | Process and apparatus for the manufacture of steel from iron carbide |
AUPN226095A0 (en) | 1995-04-07 | 1995-05-04 | Technological Resources Pty Limited | A method of producing metals and metal alloys |
AUPO426396A0 (en) | 1996-12-18 | 1997-01-23 | Technological Resources Pty Limited | A method of producing iron |
AUPO426096A0 (en) | 1996-12-18 | 1997-01-23 | Technological Resources Pty Limited | Method and apparatus for producing metals and metal alloys |
AUPO944697A0 (en) * | 1997-09-26 | 1997-10-16 | Technological Resources Pty Limited | A method of producing metals and metal alloys |
AUPP442598A0 (en) | 1998-07-01 | 1998-07-23 | Technological Resources Pty Limited | Direct smelting vessel |
AUPP483898A0 (en) | 1998-07-24 | 1998-08-13 | Technological Resources Pty Limited | A direct smelting process & apparatus |
MY119760A (en) | 1998-07-24 | 2005-07-29 | Tech Resources Pty Ltd | A direct smelting process |
AUPP554098A0 (en) * | 1998-08-28 | 1998-09-17 | Technological Resources Pty Limited | A process and an apparatus for producing metals and metal alloys |
AUPP570098A0 (en) | 1998-09-04 | 1998-10-01 | Technological Resources Pty Limited | A direct smelting process |
AUPP647198A0 (en) | 1998-10-14 | 1998-11-05 | Technological Resources Pty Limited | A process and an apparatus for producing metals and metal alloys |
AUPP805599A0 (en) | 1999-01-08 | 1999-02-04 | Technological Resources Pty Limited | A direct smelting process |
AUPQ083599A0 (en) | 1999-06-08 | 1999-07-01 | Technological Resources Pty Limited | Direct smelting vessel |
AUPQ152299A0 (en) | 1999-07-09 | 1999-08-05 | Technological Resources Pty Limited | Start-up procedure for direct smelting process |
AUPQ205799A0 (en) | 1999-08-05 | 1999-08-26 | Technological Resources Pty Limited | A direct smelting process |
AUPQ213099A0 (en) | 1999-08-10 | 1999-09-02 | Technological Resources Pty Limited | Pressure control |
AUPQ308799A0 (en) | 1999-09-27 | 1999-10-21 | Technological Resources Pty Limited | A direct smelting process |
AUPQ346399A0 (en) | 1999-10-15 | 1999-11-11 | Technological Resources Pty Limited | Stable idle procedure |
AUPQ365799A0 (en) | 1999-10-26 | 1999-11-18 | Technological Resources Pty Limited | A direct smelting apparatus and process |
US6602321B2 (en) | 2000-09-26 | 2003-08-05 | Technological Resources Pty. Ltd. | Direct smelting process |
AP2010005222A0 (en) * | 2007-09-14 | 2010-04-30 | Barrick Gold Corp | Process for recovering platinum group metals usingreductants |
CN111485060B (zh) * | 2020-05-27 | 2023-06-27 | 沈阳东大山汇环境科技有限公司 | 一种自发生煤气循环无尾气排放冶炼废钢***及炼钢方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2865734A (en) * | 1955-07-19 | 1958-12-23 | British Iron Steel Research | Treatment of metal-containing materials |
US3028231A (en) * | 1959-01-01 | 1962-04-03 | British Iron Steel Research | Processing of metallic ores |
FR1314435A (fr) * | 1961-11-06 | 1963-01-11 | Koninklijke Hoogovens En Staal | Procédé et dispositif pour la réduction de combinaisons de fer |
US3186830A (en) * | 1963-05-20 | 1965-06-01 | William H Moore | Melting process |
JPS5022055Y1 (ko) * | 1968-10-22 | 1975-07-03 | ||
US3734716A (en) * | 1971-11-18 | 1973-05-22 | Fmc Corp | Steelmaking process |
US4087274A (en) * | 1975-07-04 | 1978-05-02 | Boliden Aktiebolag | Method of producing a partially reduced product from finely-divided metal sulphides |
JPS5543751A (en) * | 1978-09-21 | 1980-03-27 | Tokyo Shibaura Electric Co | Plane heating element |
DE2843879C2 (de) * | 1978-10-07 | 1983-11-24 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Vorrichtung zum Vergasen von Kohlenstoff mittels eines Metallschmelzbades |
DE2936398A1 (de) * | 1979-09-08 | 1981-03-26 | Ver Glaswerke Gmbh | Elektrisch beheizbare glasscheibe |
DE3133575A1 (de) * | 1980-08-22 | 1983-03-10 | Klöckner-Werke AG, 4100 Duisburg | Verfahren zur gaserzeugung |
JPS58133309A (ja) * | 1982-02-01 | 1983-08-09 | Daido Steel Co Ltd | ツインリアクタ−製鉄方法および装置 |
DE3318005C2 (de) * | 1983-05-18 | 1986-02-20 | Klöckner CRA Technologie GmbH, 4100 Duisburg | Verfahren zur Eisenherstellung |
DE3607774A1 (de) * | 1986-03-08 | 1987-09-17 | Kloeckner Cra Tech | Verfahren zur zweistufigen schmelzreduktion von eisenerz |
DE3607775A1 (de) * | 1986-03-08 | 1987-09-17 | Kloeckner Cra Tech | Verfahren zur schmelzreduktion von eisenerz |
-
1986
- 1986-03-08 DE DE19863607776 patent/DE3607776A1/de active Granted
-
1987
- 1987-02-17 AT AT87102233T patent/ATE54944T1/de not_active IP Right Cessation
- 1987-02-17 EP EP87102233A patent/EP0236801B1/de not_active Expired - Lifetime
- 1987-02-17 ES ES87102233T patent/ES2000074B3/es not_active Expired - Lifetime
- 1987-02-17 DE DE8787102233T patent/DE3763868D1/de not_active Expired - Fee Related
- 1987-03-05 IN IN172/CAL/87A patent/IN166838B/en unknown
- 1987-03-05 CZ CS871473A patent/CZ278121B6/cs unknown
- 1987-03-06 CA CA000531447A patent/CA1286505C/en not_active Expired - Fee Related
- 1987-03-06 BR BR8701060A patent/BR8701060A/pt not_active IP Right Cessation
- 1987-03-06 ZA ZA871639A patent/ZA871639B/xx unknown
- 1987-03-06 JP JP62050405A patent/JPS62263909A/ja active Granted
- 1987-03-06 SU SU874202175A patent/SU1528324A3/ru active
- 1987-03-07 CN CN87101937.XA patent/CN1005273B/zh not_active Expired
- 1987-03-07 KR KR1019870002041A patent/KR900007783B1/ko not_active IP Right Cessation
- 1987-03-09 AU AU69827/87A patent/AU593072B2/en not_active Ceased
- 1987-03-09 US US07/023,367 patent/US4861368A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0236801A3 (en) | 1988-05-18 |
US4861368A (en) | 1989-08-29 |
JPS62263909A (ja) | 1987-11-16 |
ES2000074A4 (es) | 1987-11-16 |
IN166838B (ko) | 1990-07-21 |
ZA871639B (en) | 1987-12-30 |
CA1286505C (en) | 1991-07-23 |
EP0236801B1 (de) | 1990-07-25 |
CZ147387A3 (en) | 1993-06-16 |
DE3607776C2 (ko) | 1988-08-25 |
AU6982787A (en) | 1987-09-10 |
ATE54944T1 (de) | 1990-08-15 |
SU1528324A3 (ru) | 1989-12-07 |
CZ278121B6 (en) | 1993-09-15 |
EP0236801A2 (de) | 1987-09-16 |
JPH0214403B2 (ko) | 1990-04-09 |
KR900007783B1 (ko) | 1990-10-20 |
DE3763868D1 (de) | 1990-08-30 |
CN1005273B (zh) | 1989-09-27 |
CN87101937A (zh) | 1987-09-16 |
ES2000074B3 (es) | 1990-11-01 |
AU593072B2 (en) | 1990-02-01 |
DE3607776A1 (de) | 1987-09-17 |
BR8701060A (pt) | 1987-12-22 |
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