NO812839L - Fremgangsmaate og apparatur for gassreduksjon av jernmalm til jernsvamp - Google Patents
Fremgangsmaate og apparatur for gassreduksjon av jernmalm til jernsvampInfo
- Publication number
- NO812839L NO812839L NO812839A NO812839A NO812839L NO 812839 L NO812839 L NO 812839L NO 812839 A NO812839 A NO 812839A NO 812839 A NO812839 A NO 812839A NO 812839 L NO812839 L NO 812839L
- Authority
- NO
- Norway
- Prior art keywords
- gas
- heating
- reformer
- heating unit
- reactor
- Prior art date
Links
- 230000009467 reduction Effects 0.000 title claims description 26
- 238000000034 method Methods 0.000 title claims description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title description 29
- 229910052742 iron Inorganic materials 0.000 title description 14
- 241000233866 Fungi Species 0.000 title 1
- 238000010438 heat treatment Methods 0.000 claims description 56
- 239000007789 gas Substances 0.000 claims description 55
- 239000003546 flue gas Substances 0.000 claims description 20
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 14
- 239000000446 fuel Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 239000003345 natural gas Substances 0.000 claims description 8
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 7
- 239000001257 hydrogen Substances 0.000 claims description 7
- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 6
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 6
- 238000002407 reforming Methods 0.000 claims description 6
- 230000003197 catalytic effect Effects 0.000 claims description 5
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 238000010791 quenching Methods 0.000 claims description 2
- 239000002912 waste gas Substances 0.000 claims 8
- 239000004215 Carbon black (E152) Substances 0.000 claims 2
- 239000002803 fossil fuel Substances 0.000 claims 1
- 150000002431 hydrogen Chemical class 0.000 claims 1
- -1 redux ion Chemical class 0.000 claims 1
- 230000008569 process Effects 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 4
- 238000011946 reduction process Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000000153 supplemental effect Effects 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000001833 catalytic reforming Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000011874 heated mixture Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006057 reforming reaction Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
- 239000002351 wastewater 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
- C21B13/06—Making spongy iron or liquid steel, by direct processes in multi-storied furnaces
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
- C21B13/029—Introducing coolant gas in the 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
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
-
- 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
- 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
-
- 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
- Y02P10/25—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/191,941 US4336063A (en) | 1980-09-29 | 1980-09-29 | Method and apparatus for the gaseous reduction of iron ore to sponge iron |
| US06/246,076 US4370162A (en) | 1980-09-29 | 1981-03-20 | Method for the gaseous reduction of iron ore to sponge iron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO812839L true NO812839L (no) | 1982-03-30 |
Family
ID=26887558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO812839A NO812839L (no) | 1980-09-29 | 1981-08-21 | Fremgangsmaate og apparatur for gassreduksjon av jernmalm til jernsvamp |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US4370162A (it) |
| KR (1) | KR830007851A (it) |
| AR (1) | AR226610A1 (it) |
| AU (1) | AU550090B2 (it) |
| BR (1) | BR8105496A (it) |
| CA (1) | CA1179505A (it) |
| DD (1) | DD201698A5 (it) |
| DE (1) | DE3133893A1 (it) |
| ES (1) | ES8302108A1 (it) |
| FR (1) | FR2491088B1 (it) |
| GB (2) | GB2084610B (it) |
| GR (1) | GR75055B (it) |
| IT (1) | IT1138194B (it) |
| MX (1) | MX157041A (it) |
| NL (1) | NL8104009A (it) |
| NO (1) | NO812839L (it) |
| SE (1) | SE8105712L (it) |
| YU (1) | YU43042B (it) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4439233A (en) * | 1983-05-09 | 1984-03-27 | Midrex Corporation | Direct reduction of iron |
| US4834792A (en) * | 1986-08-21 | 1989-05-30 | Hylsa S.A. De C.V. | Method for producing hot sponge iron by introducing hydrocarbon for carburizing into reduction zone |
| US4880459A (en) * | 1988-06-27 | 1989-11-14 | T.C., Inc. | Method of and apparatus for reducing iron oxide to metallic iron |
| US6152984A (en) * | 1998-09-10 | 2000-11-28 | Praxair Technology, Inc. | Integrated direct reduction iron system |
| DE102006062689B4 (de) * | 2006-12-21 | 2009-01-22 | Mines And Metals Engineering Gmbh (M.M.E.) | Schachtofen für die direkte Reduktion von Eisenoxid |
| WO2010123796A1 (en) * | 2009-04-20 | 2010-10-28 | Midrex Technologies, Inc. | Method and apparatus for sequestering carbon dioxide from a spent gas |
| US8771638B2 (en) | 2009-04-20 | 2014-07-08 | Midrex Technologies, Inc. | Method and apparatus for sequestering carbon dioxide from a spent gas |
| US10065857B2 (en) | 2013-03-12 | 2018-09-04 | Midrex Technologies, Inc. | Systems and methods for generating carbon dioxide for use as a reforming oxidant in making syngas or reformed gas |
| US10933394B2 (en) * | 2018-11-09 | 2021-03-02 | L'air Liquide Societe Anonyme Pour L'etude Et L 'exploitation Des Procedes Georges Claude | Apparatus for improving thermal efficiency of steam production |
| US10961121B2 (en) * | 2018-11-09 | 2021-03-30 | L'air Liquide Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Method for improving thermal efficiency of steam production |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2900247A (en) * | 1957-08-05 | 1959-08-18 | Fierro Espouja Sa | Method of making sponge iron |
| US3282677A (en) * | 1963-04-30 | 1966-11-01 | Futakuchi | Method of manufacturing iron by low temperature reduction with use of methane gas |
| DE1433347A1 (de) * | 1964-08-03 | 1970-01-08 | Otto & Co Gmbh Dr C | Verfahren zur Reduktion von Eisenerzen |
| SE343478B (it) * | 1970-07-15 | 1972-03-13 | F Linder | |
| US3765872A (en) * | 1970-12-16 | 1973-10-16 | Fierro Esponja | Method and apparatus for the gaseous reduction of iron ore to sponge iron |
| US3909244A (en) * | 1971-01-27 | 1975-09-30 | Metallgesellschaft Ag | Process for directly reducing iron ores in the solid state under pressure |
| US3889864A (en) * | 1971-10-15 | 1975-06-17 | Fierro Esponja | Method and apparatus for reducing particulate metal ores to sponge iron |
| BE789968A (fr) * | 1971-10-15 | 1973-04-12 | Fierro Esponja | Procede et appareil de reduction de minerais metalliques en particules en fer spongieux |
| DE2246885C3 (de) * | 1972-09-23 | 1975-08-28 | Thyssen Niederrhein Ag Huetten- Und Walzwerke, 4200 Oberhausen | Anlage zur Reduktion von Eisenerzen im Wege der Direktreduktion |
| US4019724A (en) * | 1973-02-20 | 1977-04-26 | Armco Steel Corporation | Apparatus for the direct reduction of iron ores |
| BR7406696A (pt) * | 1974-08-14 | 1976-04-06 | Dedini Siderurgica | Um processo para a reducao direta de ferro |
| US4047935A (en) * | 1974-12-11 | 1977-09-13 | United States Steel Corporation | Process for direct-reduction of iron-ore employing nuclear reactor-powdered catalytic reformer |
| DE2459876B1 (de) * | 1974-12-18 | 1976-06-24 | Thyssen Purofer Gmbh | Anlage fuer die direktreduktion von eisenerzen |
| JPS5575901A (en) * | 1978-11-30 | 1980-06-07 | Nippon Kokan Kk <Nkk> | Production of reducing gas |
| US4224057A (en) * | 1979-08-20 | 1980-09-23 | Hylsa, S.A. | Method for carburizing sponge iron |
-
1980
- 1980-09-20 GB GB8030470A patent/GB2084610B/en not_active Expired
-
1981
- 1981-03-20 US US06/246,076 patent/US4370162A/en not_active Expired - Fee Related
- 1981-08-20 AU AU74388/81A patent/AU550090B2/en not_active Ceased
- 1981-08-21 NO NO812839A patent/NO812839L/no unknown
- 1981-08-27 DE DE19813133893 patent/DE3133893A1/de active Granted
- 1981-08-28 BR BR8105496A patent/BR8105496A/pt unknown
- 1981-08-28 FR FR8116464A patent/FR2491088B1/fr not_active Expired
- 1981-08-28 NL NL8104009A patent/NL8104009A/nl not_active Application Discontinuation
- 1981-09-03 IT IT2377381A patent/IT1138194B/it active
- 1981-09-03 AR AR28664481A patent/AR226610A1/es active
- 1981-09-22 DD DD81233485A patent/DD201698A5/de unknown
- 1981-09-25 YU YU230781A patent/YU43042B/xx unknown
- 1981-09-25 GR GR66133A patent/GR75055B/el unknown
- 1981-09-28 ES ES505850A patent/ES8302108A1/es not_active Expired
- 1981-09-28 GB GB8129184A patent/GB2084611B/en not_active Expired
- 1981-09-28 KR KR1019810003627A patent/KR830007851A/ko unknown
- 1981-09-28 SE SE8105712A patent/SE8105712L/ not_active Application Discontinuation
- 1981-09-28 CA CA000386828A patent/CA1179505A/en not_active Expired
- 1981-09-29 MX MX18940981A patent/MX157041A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL8104009A (nl) | 1982-04-16 |
| GB2084610A (en) | 1982-04-15 |
| US4370162A (en) | 1983-01-25 |
| DE3133893A1 (de) | 1982-06-16 |
| MX157041A (es) | 1988-10-21 |
| YU43042B (en) | 1989-02-28 |
| GB2084611A (en) | 1982-04-28 |
| YU230781A (en) | 1984-06-30 |
| GB2084610B (en) | 1983-10-12 |
| SE8105712L (sv) | 1982-03-30 |
| BR8105496A (pt) | 1982-05-11 |
| IT8123773A0 (it) | 1981-09-03 |
| FR2491088B1 (fr) | 1986-10-10 |
| ES505850A0 (es) | 1983-01-01 |
| KR830007851A (ko) | 1983-11-07 |
| GR75055B (it) | 1984-07-13 |
| GB2084611B (en) | 1985-08-07 |
| CA1179505A (en) | 1984-12-18 |
| FR2491088A1 (fr) | 1982-04-02 |
| ES8302108A1 (es) | 1983-01-01 |
| DD201698A5 (de) | 1983-08-03 |
| AU7438881A (en) | 1982-04-08 |
| AR226610A1 (es) | 1982-07-30 |
| IT1138194B (it) | 1986-09-17 |
| AU550090B2 (en) | 1986-03-06 |
| DE3133893C2 (it) | 1988-09-08 |
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