MX163572B - Proceso mejorado para producir hierro esponja caliente - Google Patents
Proceso mejorado para producir hierro esponja calienteInfo
- Publication number
- MX163572B MX163572B MX378686A MX378686A MX163572B MX 163572 B MX163572 B MX 163572B MX 378686 A MX378686 A MX 378686A MX 378686 A MX378686 A MX 378686A MX 163572 B MX163572 B MX 163572B
- Authority
- MX
- Mexico
- Prior art keywords
- improved process
- sponge iron
- produce hot
- hot sponge
- produce
- Prior art date
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
- C21B13/02—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
- 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
- C21B2100/20—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
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
- C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
-
- 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
- Y02P10/122—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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/143—Reduction of greenhouse gas [GHG] emissions of methane [CH4]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/779,390 US4734128A (en) | 1985-09-23 | 1985-09-23 | Direct reduction reactor with hot discharge |
Publications (1)
Publication Number | Publication Date |
---|---|
MX163572B true MX163572B (es) | 1992-06-02 |
Family
ID=25116292
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX378686A MX163572B (es) | 1985-09-23 | 1986-09-22 | Proceso mejorado para producir hierro esponja caliente |
Country Status (2)
Country | Link |
---|---|
US (1) | US4734128A (es) |
MX (1) | MX163572B (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5110350A (en) * | 1983-05-16 | 1992-05-05 | Hylsa S.A. De C.V. | Method of reducing iron ore |
US4897113A (en) * | 1985-09-23 | 1990-01-30 | Hylsa, S.A. | Direct reduction process in reactor with hot discharge |
US5078787A (en) * | 1990-06-01 | 1992-01-07 | Hylsa S.A. De C.V. | Method and apparatus for the production of hot direct reduced iron |
US5185032A (en) * | 1992-05-26 | 1993-02-09 | Fior De Venezuela | Process for fluidized bed direct steelmaking |
DE19538591C1 (de) * | 1995-10-17 | 1997-04-10 | Metallgesellschaft Ag | Verfahren zur Aufkohlung von Eisenschwamm |
CN101307372B (zh) * | 2007-05-18 | 2010-08-11 | 王云龙 | 一种甲壳球团的制造与还原装置及生产工艺 |
US8377417B2 (en) * | 2009-04-20 | 2013-02-19 | 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 |
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 |
US10316376B2 (en) | 2015-06-24 | 2019-06-11 | Midrex Technologies, Inc. | Methods and systems for increasing the carbon content of sponge iron in a reduction furnace |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3375099A (en) * | 1964-06-30 | 1968-03-26 | Armco Steel Corp | Production of iron from pelletized iron ores |
US3392008A (en) * | 1965-07-29 | 1968-07-09 | Exxon Research Engineering Co | Production of iron |
US4054444A (en) * | 1975-09-22 | 1977-10-18 | Midrex Corporation | Method for controlling the carbon content of directly reduced iron |
US4002422A (en) * | 1975-09-22 | 1977-01-11 | Midrex Corporation | Packed bed heat exchanger |
US4224057A (en) * | 1979-08-20 | 1980-09-23 | Hylsa, S.A. | Method for carburizing sponge iron |
US4270739A (en) * | 1979-10-22 | 1981-06-02 | Midrex Corporation | Apparatus for direct reduction of iron using high sulfur gas |
-
1985
- 1985-09-23 US US06/779,390 patent/US4734128A/en not_active Expired - Lifetime
-
1986
- 1986-09-22 MX MX378686A patent/MX163572B/es unknown
Also Published As
Publication number | Publication date |
---|---|
US4734128A (en) | 1988-03-29 |
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