DE69930565D1 - Fliessbettverfahren für die Herstellung von Eisencarbid - Google Patents
Fliessbettverfahren für die Herstellung von EisencarbidInfo
- Publication number
- DE69930565D1 DE69930565D1 DE69930565T DE69930565T DE69930565D1 DE 69930565 D1 DE69930565 D1 DE 69930565D1 DE 69930565 T DE69930565 T DE 69930565T DE 69930565 T DE69930565 T DE 69930565T DE 69930565 D1 DE69930565 D1 DE 69930565D1
- Authority
- DE
- Germany
- Prior art keywords
- iron
- zone
- iron carbide
- production
- fluid bed
- 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 - Lifetime
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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0086—Conditioning, transformation of reduced iron ores
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/10—Solid density
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
-
- 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
- Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Dispersion Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
- Manufacture Of Iron (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US55859 | 1987-06-01 | ||
US09/055,859 US6063155A (en) | 1998-04-06 | 1998-04-06 | Fluidized bed process for the production of iron carbide |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69930565D1 true DE69930565D1 (de) | 2006-05-18 |
DE69930565T2 DE69930565T2 (de) | 2007-04-05 |
Family
ID=22000627
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69930565T Expired - Lifetime DE69930565T2 (de) | 1998-04-06 | 1999-04-06 | Fliessbettverfahren für die Herstellung von Eisencarbid |
Country Status (8)
Country | Link |
---|---|
US (1) | US6063155A (de) |
EP (1) | EP0949338B1 (de) |
JP (1) | JP3342670B2 (de) |
KR (1) | KR100317661B1 (de) |
AT (1) | ATE321893T1 (de) |
AU (1) | AU725744B2 (de) |
CO (1) | CO5060551A1 (de) |
DE (1) | DE69930565T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100356178B1 (ko) * | 2000-08-23 | 2002-10-18 | 주식회사 포스코 | 유동반응로를 이용한 용선 및 탄화철 제조장치 |
KR100376499B1 (ko) * | 2000-12-20 | 2003-03-17 | 주식회사 포스코 | 유동층반응기의 스탠드파이프 배출 장치 |
AU2004295629B2 (en) * | 2003-12-05 | 2008-11-20 | Posco | An apparatus for manufacturing a molten iron directly using fine or lump coals and fine iron ores, the method thereof, the integrated steel mill using the same and the method thereof |
US7285257B2 (en) * | 2004-04-27 | 2007-10-23 | Honeywell International Inc. | Method of removing tar-forming gases from CVD/CVI furnace effluent |
EP1752106A1 (de) * | 2005-08-11 | 2007-02-14 | Cardio Life Research S.A. | Chirurgischer Retraktor |
US10434576B2 (en) * | 2016-08-03 | 2019-10-08 | Reid Reactors Llc | Method and apparatus for producing metallic iron from iron oxide fines |
US10661340B2 (en) * | 2016-08-03 | 2020-05-26 | Reid Reactors Llc | Method and apparatus for producing metallic iron from iron oxide fines |
CN113874486B (zh) * | 2019-06-06 | 2023-02-24 | 米德雷克斯技术公司 | 利用氢气的直接还原工艺 |
TW202325858A (zh) | 2021-10-14 | 2023-07-01 | 日商日本製鐵股份有限公司 | 還原鐵之製造方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US32247A (en) * | 1861-05-07 | Vegetable-cutter | ||
US4060414A (en) * | 1975-06-06 | 1977-11-29 | Ford Motor Company | Copper coated iron-carbon eutectic alloy powders |
US4053301A (en) | 1975-10-14 | 1977-10-11 | Hazen Research, Inc. | Process for the direct production of steel |
US4897113A (en) * | 1985-09-23 | 1990-01-30 | Hylsa, S.A. | Direct reduction process in reactor with hot discharge |
US5137566A (en) * | 1990-08-01 | 1992-08-11 | Iron Carbide Holdings, Limited | Process for preheating iron-containing reactor feed prior to being treated in a fluidized bed reactor |
US5531424A (en) * | 1993-04-19 | 1996-07-02 | Fior De Venezuela | Fluidized bed direct reduction plant |
EP0630975B1 (de) * | 1993-06-19 | 1997-07-23 | Metallgesellschaft Ag | Verfahren zur Direktreduktion von Eisenoxide enthaltenden Stoffen |
US5387274A (en) * | 1993-11-15 | 1995-02-07 | C.V.G. Siderurgica Del Orinoco, C.A. | Process for the production of iron carbide |
US5869018A (en) * | 1994-01-14 | 1999-02-09 | Iron Carbide Holdings, Ltd. | Two step process for the production of iron carbide from iron oxide |
US5690717A (en) * | 1995-03-29 | 1997-11-25 | Iron Carbide Holdings, Ltd. | Iron carbide process |
JP2727436B2 (ja) * | 1995-05-31 | 1998-03-11 | 川崎重工業株式会社 | 鉄カーバイドの製造方法及び製造装置 |
US5733357A (en) * | 1996-02-05 | 1998-03-31 | Iron Carbide Holdings, Ltd. | Process for converting iron oxide to iron carbide employing internally generated carbon oxide as the carbiding agent |
US5810905A (en) * | 1996-10-07 | 1998-09-22 | Cleveland Cliffs Iron Company | Process for making pig iron |
-
1998
- 1998-04-06 US US09/055,859 patent/US6063155A/en not_active Expired - Fee Related
- 1998-12-05 KR KR1019980053225A patent/KR100317661B1/ko not_active IP Right Cessation
-
1999
- 1999-03-23 AU AU21327/99A patent/AU725744B2/en not_active Ceased
- 1999-03-26 JP JP08349099A patent/JP3342670B2/ja not_active Expired - Fee Related
- 1999-03-30 CO CO99019227A patent/CO5060551A1/es unknown
- 1999-04-06 DE DE69930565T patent/DE69930565T2/de not_active Expired - Lifetime
- 1999-04-06 EP EP99106768A patent/EP0949338B1/de not_active Expired - Lifetime
- 1999-04-06 AT AT99106768T patent/ATE321893T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE69930565T2 (de) | 2007-04-05 |
KR100317661B1 (ko) | 2002-04-24 |
AU725744B2 (en) | 2000-10-19 |
JPH11343512A (ja) | 1999-12-14 |
EP0949338A2 (de) | 1999-10-13 |
EP0949338A3 (de) | 2001-08-22 |
AU2132799A (en) | 1999-10-14 |
ATE321893T1 (de) | 2006-04-15 |
KR19990081797A (ko) | 1999-11-15 |
JP3342670B2 (ja) | 2002-11-11 |
EP0949338B1 (de) | 2006-03-29 |
CO5060551A1 (es) | 2001-07-30 |
US6063155A (en) | 2000-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ORINOCO IRON, SCS, PUERTO ORDAZ, VE |