ES315686A1 - Procedimiento para la reduccion de bolas artificiales de mineral de hierro beneficiado. - Google Patents
Procedimiento para la reduccion de bolas artificiales de mineral de hierro beneficiado.Info
- Publication number
- ES315686A1 ES315686A1 ES0315686A ES315686A ES315686A1 ES 315686 A1 ES315686 A1 ES 315686A1 ES 0315686 A ES0315686 A ES 0315686A ES 315686 A ES315686 A ES 315686A ES 315686 A1 ES315686 A1 ES 315686A1
- Authority
- ES
- Spain
- Prior art keywords
- gases
- reduction
- translation
- procedure
- temperature
- 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
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
- C21B13/0073—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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
-
- 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
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/26—Increasing the gas reduction potential of recycled exhaust gases by adding additional fuel in recirculation pipes
-
- 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
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
-
- 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
- Y02P10/20—Recycling
-
- 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
- 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)
- Gas Separation By Absorption (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US384373A US3375098A (en) | 1964-07-22 | 1964-07-22 | Gaseous reduction of iron ores |
Publications (1)
Publication Number | Publication Date |
---|---|
ES315686A1 true ES315686A1 (es) | 1966-02-16 |
Family
ID=23517077
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0315686A Expired ES315686A1 (es) | 1964-07-22 | 1965-07-22 | Procedimiento para la reduccion de bolas artificiales de mineral de hierro beneficiado. |
Country Status (5)
Country | Link |
---|---|
US (1) | US3375098A (es) |
BE (1) | BE667150A (es) |
DE (2) | DE1458737A1 (es) |
ES (1) | ES315686A1 (es) |
GB (1) | GB1099320A (es) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3607225A (en) * | 1965-06-22 | 1971-09-21 | Inst Cercetari Metalurgice | Process and apparatus for the direct reduction of iron ores |
US3423201A (en) * | 1966-03-18 | 1969-01-21 | Fierro Esponja | Method for producing sponge iron |
US3458307A (en) * | 1967-03-07 | 1969-07-29 | Armco Steel Corp | Method of blast furnace reduction of iron ores |
DE1758171B2 (de) * | 1968-04-17 | 1976-09-02 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur herstellung von eisenschwammpellets |
US3620699A (en) * | 1969-12-03 | 1971-11-16 | Texaco Development Corp | Reducing gas generation |
BE759927A (fr) * | 1969-12-10 | 1971-06-07 | Midland Ross Corp | Procede et appareil pour la reduction d'oxydes de fer dans une atmosphere gazeuse reductrice. |
US3635456A (en) * | 1970-04-29 | 1972-01-18 | Dravo Corp | Apparatus for direct reduction of iron oxide compacts |
US3764123A (en) * | 1970-06-29 | 1973-10-09 | Midland Ross Corp | Method of and apparatus for reducing iron oxide to metallic iron |
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 |
BE791784A (fr) * | 1971-11-26 | 1973-05-23 | Fierro Esponja | Procede et appareil de reduction de minerais metalliques divises |
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 |
JPS5519300B2 (es) * | 1973-07-12 | 1980-05-24 | ||
AU496945B2 (en) * | 1975-05-19 | 1978-11-16 | Midrex International B.V. Rotterdam | Producing metallized product |
US4054444A (en) * | 1975-09-22 | 1977-10-18 | Midrex Corporation | Method for controlling the carbon content of directly reduced iron |
DE2810701C2 (de) * | 1978-03-11 | 1984-07-05 | Hamburger Stahlwerke Gmbh, 2103 Hamburg | Verfahren zur Direktreduktion von Eisenerzen |
US4224057A (en) * | 1979-08-20 | 1980-09-23 | Hylsa, S.A. | Method for carburizing sponge iron |
US4261734A (en) * | 1979-09-04 | 1981-04-14 | Hylsa, S.A. | Method of making sponge iron |
US4381938A (en) * | 1980-06-12 | 1983-05-03 | Claflin H Bruce | Multi-purpose zone controlled blast furnace and method of producing hot metal, gases and slags |
US4470581A (en) * | 1981-01-29 | 1984-09-11 | Midrex Corporation | Apparatus for selective reduction of metallic oxides |
US4528030A (en) * | 1983-05-16 | 1985-07-09 | Hylsa, S.A. | Method of reducing iron ore |
US4556417A (en) * | 1983-05-17 | 1985-12-03 | Hylsa, S.A. | Process for the direct reduction of iron ores |
US4608240A (en) * | 1983-11-04 | 1986-08-26 | Hylsa, S.A. | Method for the desulfurization of hydrocarbon gas |
DE3540541A1 (de) * | 1985-11-15 | 1987-05-21 | Metallgesellschaft Ag | Verfahren zur reduktion von hoeheren metalloxiden zu niedrigen metalloxiden |
CA1336359C (en) * | 1987-11-02 | 1995-07-25 | Corporacion Venezolana De Guayana (Cvg) | Method and apparatus for the direct reduction of iron |
US5064467A (en) * | 1987-11-02 | 1991-11-12 | C.V.G. Siderurgica Del Orinoco, C.A. | Method and apparatus for the direct reduction of iron |
US5078788A (en) * | 1989-12-22 | 1992-01-07 | C.V.G. Siderurgica Del Orinoco, C.A. | Method for the direct reduction of iron |
US5069716A (en) * | 1989-12-22 | 1991-12-03 | C.V.G. Siderurgica Del Orinoco, C.A. | Process for the production of liquid steel from iron containing metal oxides |
US7856948B2 (en) * | 2004-05-27 | 2010-12-28 | Wyeth Llc | Self-steaming compositions, articles comprising such compositions and methods of preparing such compositions |
US7794649B2 (en) * | 2005-09-23 | 2010-09-14 | Wyeth Llc | Method of making heat cells comprising exothermic compositions having absorbent gelling material |
US7878187B2 (en) * | 2005-09-23 | 2011-02-01 | Wyeth Llc | Heat cells comprising exothermic compositions having absorbent gelling material |
AT504703B1 (de) * | 2006-12-22 | 2009-03-15 | Voest Alpine Ind Anlagen | Verfahren und vorrichtung zum vorwärmen von stückigem gut |
JP5415526B2 (ja) | 2008-05-15 | 2014-02-12 | ワイス・エルエルシー | 可搬式湿熱システム |
US10508314B2 (en) * | 2015-06-24 | 2019-12-17 | Midrex Technologies, Inc. | Methods and systems for increasing the carbon content of sponge iron in a reduction furnace |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1919857A (en) * | 1926-10-14 | 1933-07-25 | Standard Ig Co | Destructive hydrogenation of coals, tars, mineral oils, and the like |
GB466592A (en) * | 1934-08-28 | 1937-05-31 | Uhde Gmbh Friedrich | Improvements in and relating to the reduction of metal-oxygen compounds |
US2266989A (en) * | 1937-10-01 | 1941-12-23 | Koppers Co Inc | Process for the manufacture of a gas from co2 and methane, suitable for the synthesis of hydrocarbons |
US2740706A (en) * | 1951-10-10 | 1956-04-03 | Texaco Development Corp | Method of reducing metal oxides |
US3148050A (en) * | 1959-11-27 | 1964-09-08 | Huttenwerk Oberhausen A G Fa | Process for the reduction of ores in a reaction furnace |
DE1201377B (de) * | 1961-11-23 | 1965-09-23 | Huettenwerk Oberhausen Ag | Verfahren und Anlage zur Herstellung von Eisen-schwamm aus Eisenerz in einem Reduktions-schacht mittels Reduktionsgas |
US3288590A (en) * | 1963-07-22 | 1966-11-29 | Hydrocarbon Research Inc | Continuous oxide reduction process |
-
1964
- 1964-07-22 US US384373A patent/US3375098A/en not_active Expired - Lifetime
-
1965
- 1965-07-16 GB GB30328/65A patent/GB1099320A/en not_active Expired
- 1965-07-20 BE BE667150D patent/BE667150A/xx unknown
- 1965-07-21 DE DE19651458737 patent/DE1458737A1/de active Pending
- 1965-07-21 DE DE19651783180 patent/DE1783180B2/de not_active Withdrawn
- 1965-07-22 ES ES0315686A patent/ES315686A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1458737A1 (de) | 1969-02-06 |
US3375098A (en) | 1968-03-26 |
BE667150A (es) | 1965-11-16 |
GB1099320A (en) | 1968-01-17 |
DE1783180A1 (de) | 1975-03-20 |
DE1783180B2 (de) | 1977-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES315686A1 (es) | Procedimiento para la reduccion de bolas artificiales de mineral de hierro beneficiado. | |
GB924293A (en) | Improvements in or relating to process for manufacturing mixtures of hydrogen, carbon monoxide and/or methane | |
ES314782A1 (es) | Procedimiento para la reduccion de minerales de hierro nodulizado, mediante gas, e instalacion para la aplicacion practica del mismo. | |
SE8006646L (sv) | Sett for anvendning av en metaninnehallande gas for reduktion av jernmalm | |
ES418724A1 (es) | Un procedimiento y un aparato para la recuperacion de azu- fre a partir de sulfuro de hidrogeno y dioxido de azufre. | |
GB1247417A (en) | Method of blast furnace reduction of iron ores | |
GB1475092A (en) | Process for the gasification of solid carbanaceous materials | |
GB1058569A (en) | Process for the reduction of nickel oxide | |
ES440129A1 (es) | Procedimiento e instalacion para la reduccion de minerales de hierro. | |
ES399594A1 (es) | Procedimiento para la combustion de sulfato amonico. | |
SE7510901L (sv) | Forfarande for gasreduktion av metallmalm | |
FR2049293A5 (en) | Reduction of iron ores | |
ES329663A1 (es) | Un procedimiento para suprimir la reversion del monoxido de carbono. | |
ES286696A1 (es) | Un procedimiento para la fabricación de acero | |
ES270491A1 (es) | Un procedimiento para la producción de acero o hierro pobre en carbono | |
GB978759A (en) | Method of producing iron in a blast furnace | |
ES367882A1 (es) | Procedimiento para la reduccion de minerales de hierro. | |
SU151313A1 (ru) | Способ получени водорода | |
GB858561A (en) | Reduction of metal oxides | |
ES322828A3 (es) | Un procedimiento para producir una mena magnetica a partir de menas hematiticas | |
FR2040708A5 (en) | Treating iron minerals in a blast furnace | |
FR2190904A1 (en) | Gas reforming in ERIM furnace - using partial combustion of the coke with pure oxygen to provide the heat of reaction | |
ES342833A1 (es) | Un procedimiento escalonado de reduccion de mineral de hie-rro. | |
ES302274A1 (es) | Un procedimiento para el afino de hierro. | |
BE794490A (en) | Hot reducing gas - for blast furnaces, from coke-oven gas by separating and reforming methane |