BR8005797A - Processo para reduzir minerio de ferro em particulas para particulas de ferro esponja - Google Patents
Processo para reduzir minerio de ferro em particulas para particulas de ferro esponjaInfo
- Publication number
- BR8005797A BR8005797A BR8005797A BR8005797A BR8005797A BR 8005797 A BR8005797 A BR 8005797A BR 8005797 A BR8005797 A BR 8005797A BR 8005797 A BR8005797 A BR 8005797A BR 8005797 A BR8005797 A BR 8005797A
- Authority
- BR
- Brazil
- Prior art keywords
- particles
- iron
- reduce
- sponge
- iron ore
- 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
- C21B13/0073—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
- 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
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/04—Making spongy iron or liquid steel, by direct processes in retorts
-
- 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
- C21B2100/64—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]
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 |
|---|---|---|---|
| US06/084,750 US4253867A (en) | 1979-10-15 | 1979-10-15 | Method of using a methane-containing gas for reducing iron ore |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR8005797A true BR8005797A (pt) | 1981-05-19 |
Family
ID=22186985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR8005797A BR8005797A (pt) | 1979-10-15 | 1980-09-11 | Processo para reduzir minerio de ferro em particulas para particulas de ferro esponja |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US4253867A (pt) |
| JP (1) | JPS5810965B2 (pt) |
| AU (1) | AU6165480A (pt) |
| BE (1) | BE885707A (pt) |
| BR (1) | BR8005797A (pt) |
| CA (1) | CA1153558A (pt) |
| DD (1) | DD154025A5 (pt) |
| DE (1) | DE3036920C2 (pt) |
| ES (1) | ES8106939A1 (pt) |
| FR (1) | FR2467241A1 (pt) |
| GB (1) | GB2063303B (pt) |
| IT (1) | IT1150965B (pt) |
| MX (1) | MX155124A (pt) |
| PL (1) | PL124748B1 (pt) |
| SE (1) | SE448470B (pt) |
| SU (1) | SU1128842A3 (pt) |
| YU (1) | YU42678B (pt) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX156697A (es) * | 1982-05-12 | 1988-09-27 | Hylsa Sa | Metodo mejorado para la reduccion directa de minerales de hierro |
| 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 |
| US4897113A (en) * | 1985-09-23 | 1990-01-30 | Hylsa, S.A. | Direct reduction process in reactor with hot discharge |
| EP0244551B1 (de) * | 1986-05-07 | 1990-03-14 | VOEST-ALPINE INDUSTRIEANLAGENBAU GESELLSCHAFT m.b.H. | Integriertes Hüttenwerk |
| 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 |
| JPH06100917A (ja) * | 1991-10-09 | 1994-04-12 | Cvg Siderurgica Del Orinoco Ca | 鉄含有金属酸化物の直接還元法 |
| IT1302813B1 (it) * | 1998-12-11 | 2000-09-29 | Danieli & C Ohg Sp | Dispositivo per la riduzione diretta di ossidi di ferroe relativo procedimento |
| CN1995402B (zh) * | 2006-01-06 | 2011-11-16 | 伊尔技术有限公司 | 利用焦炉气等将氧化铁直接还原成金属铁的方法 |
| AT505490B1 (de) | 2007-06-28 | 2009-12-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur erzeugung von eisenschwamm |
| CN100523228C (zh) * | 2007-07-31 | 2009-08-05 | 张文慧 | 利用焦炉气制还原气生产海绵铁的方法及其设备 |
| US8496730B2 (en) * | 2010-05-14 | 2013-07-30 | Midrex Technologies, Inc. | System and method for reducing iron oxide to metallic iron using coke oven gas and oxygen steelmaking furnace gas |
| IT1402250B1 (it) * | 2010-09-29 | 2013-08-28 | Danieli Off Mecc | Procedimento ed apparato per la produzione di ferro di riduzione diretta utilizzando una sorgente di gas riducente comprendente idrogeno e monossido di carbonio |
| JP2015507088A (ja) | 2011-12-21 | 2015-03-05 | エイチワイエル テクノロジーズ、エス．エー． デ シー．ヴイ | コークス炉ガスを利用する直接還元鉄（ｄｒｉ）製造の方法および装置 |
| CN112176144A (zh) * | 2019-07-02 | 2021-01-05 | 上海梅山钢铁股份有限公司 | 一种氢气喷吹炼铁竖炉装置及实现氢气炼铁低能耗的方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2367262A (en) * | 1941-04-09 | 1945-01-16 | Minerals And Metals Corp | Process for producing metals |
| US2547685A (en) * | 1947-11-25 | 1951-04-03 | Brassert & Co | Reduction of metallic oxides |
| 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 |
| BE791660A (fr) * | 1971-11-22 | 1973-05-21 | Fierro Esponja | Procede et appareil de reduction de minerai divise |
| US3909446A (en) * | 1972-03-31 | 1975-09-30 | Nippon Kokan Kk | Method of manufacturing high quality reducing gas by two stage reforming processes |
| US3799521A (en) * | 1973-02-01 | 1974-03-26 | Fierro Esponja | Method and apparatus for the gaseous reduction of iron ore to sponge iron |
| US3844766A (en) * | 1973-12-26 | 1974-10-29 | Midland Ross Corp | Process for reducing iron oxide to metallic sponge iron with liquid or solid fuels |
| GB1566698A (en) * | 1975-09-05 | 1980-05-08 | Foster Wheeler Ltd | Treatment of gases containing hydrogen and carbon monoxide |
| US4054444A (en) * | 1975-09-22 | 1977-10-18 | Midrex Corporation | Method for controlling the carbon content of directly reduced iron |
| JPS52155116A (en) * | 1976-06-18 | 1977-12-23 | Kobe Steel Ltd | Reduced iron preparation using hydrocarbon gas as reducing agent |
| US4150972A (en) * | 1977-11-17 | 1979-04-24 | Fierro Esponja, S.A. | Controlling carburization in the reduction of iron ore to sponge iron |
| US4160663A (en) * | 1978-02-21 | 1979-07-10 | Jack Hsieh | Method for the direct reduction of iron ore |
-
1979
- 1979-10-15 US US06/084,750 patent/US4253867A/en not_active Expired - Lifetime
-
1980
- 1980-08-19 AU AU61654/80A patent/AU6165480A/en not_active Abandoned
- 1980-08-21 IT IT24244/80A patent/IT1150965B/it active
- 1980-09-01 YU YU2179/80A patent/YU42678B/xx unknown
- 1980-09-11 BR BR8005797A patent/BR8005797A/pt unknown
- 1980-09-23 SE SE8006646A patent/SE448470B/sv not_active IP Right Cessation
- 1980-09-30 DE DE3036920A patent/DE3036920C2/de not_active Expired
- 1980-10-06 CA CA000361608A patent/CA1153558A/en not_active Expired
- 1980-10-10 PL PL1980227208A patent/PL124748B1/pl unknown
- 1980-10-13 JP JP55142855A patent/JPS5810965B2/ja not_active Expired
- 1980-10-14 GB GB8033165A patent/GB2063303B/en not_active Expired
- 1980-10-14 SU SU802996297A patent/SU1128842A3/ru active
- 1980-10-14 BE BE0/202465A patent/BE885707A/fr not_active IP Right Cessation
- 1980-10-14 ES ES495933A patent/ES8106939A1/es not_active Expired
- 1980-10-15 FR FR8022028A patent/FR2467241A1/fr active Pending
- 1980-10-15 MX MX184346A patent/MX155124A/es unknown
- 1980-10-15 DD DD80224581A patent/DD154025A5/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| YU42678B (en) | 1988-10-31 |
| ES495933A0 (es) | 1981-09-16 |
| SE8006646L (sv) | 1981-04-16 |
| GB2063303B (en) | 1983-08-10 |
| AU6165480A (en) | 1981-04-30 |
| PL124748B1 (en) | 1983-02-28 |
| CA1153558A (en) | 1983-09-13 |
| BE885707A (fr) | 1981-02-02 |
| SU1128842A3 (ru) | 1984-12-07 |
| GB2063303A (en) | 1981-06-03 |
| DE3036920C2 (de) | 1985-08-29 |
| ES8106939A1 (es) | 1981-09-16 |
| JPS5810965B2 (ja) | 1983-02-28 |
| US4253867A (en) | 1981-03-03 |
| FR2467241A1 (fr) | 1981-04-17 |
| SE448470B (sv) | 1987-02-23 |
| YU217980A (en) | 1983-02-28 |
| MX155124A (es) | 1988-01-29 |
| JPS5662912A (en) | 1981-05-29 |
| IT1150965B (it) | 1986-12-17 |
| DE3036920A1 (de) | 1981-04-23 |
| PL227208A1 (pt) | 1981-06-19 |
| DD154025A5 (de) | 1982-02-17 |
| IT8024244A0 (it) | 1980-08-21 |
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