BR8503668A - Processo para a fabricacao de esponja de ferro - Google Patents
Processo para a fabricacao de esponja de ferroInfo
- Publication number
- BR8503668A BR8503668A BR8503668A BR8503668A BR8503668A BR 8503668 A BR8503668 A BR 8503668A BR 8503668 A BR8503668 A BR 8503668A BR 8503668 A BR8503668 A BR 8503668A BR 8503668 A BR8503668 A BR 8503668A
- Authority
- BR
- Brazil
- Prior art keywords
- manufacture
- iron sponge
- sponge
- iron
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C10/00—Fluidised bed combustion apparatus
- F23C10/18—Details; Accessories
- F23C10/24—Devices for removal of material from the bed
- F23C10/26—Devices for removal of material from the bed combined with devices for partial reintroduction of material into the bed, e.g. after separation of agglomerated parts
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
- F22B31/0007—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed
- F22B31/0015—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed for boilers of the water tube type
- F22B31/003—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed for boilers of the water tube type with tubes surrounding the bed or with water tube wall partitions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B31/00—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus
- F22B31/0007—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed
- F22B31/0084—Modifications of boiler construction, or of tube systems, dependent on installation of combustion apparatus; Arrangements of dispositions of combustion apparatus with combustion in a fluidized bed with recirculation of separated solids or with cooling of the bed particles outside the combustion bed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C10/00—Fluidised bed combustion apparatus
- F23C10/02—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed
- F23C10/04—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone
- F23C10/08—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases
- F23C10/10—Fluidised bed combustion apparatus with means specially adapted for achieving or promoting a circulating movement of particles within the bed or for a recirculation of particles entrained from the bed the particles being circulated to a section, e.g. a heat-exchange section or a return duct, at least partially shielded from the combustion zone, before being reintroduced into the combustion zone characterised by the arrangement of separation apparatus, e.g. cyclones, for separating particles from the flue gases the separation apparatus being located outside the combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/30—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having a fluidised bed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B19/00—Combinations of furnaces of kinds not covered by a single preceding main group
- F27B19/04—Combinations of furnaces of kinds not covered by a single preceding main group arranged for associated working
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23C—METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN A CARRIER GAS OR AIR
- F23C2206/00—Fluidised bed combustion
- F23C2206/10—Circulating fluidised bed
- F23C2206/101—Entrained or fast fluidised bed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2206/00—Waste heat recuperation
- F23G2206/20—Waste heat recuperation using the heat in association with another installation
- F23G2206/203—Waste heat recuperation using the heat in association with another installation with a power/heat generating installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2209/00—Specific waste
- F23G2209/14—Gaseous waste or fumes
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/12—Heat utilisation in combustion or incineration of waste
-
- 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
- Y02P10/20—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
-
- 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
- Y02P10/32—Technologies related to metal processing using renewable energy sources
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Physics & Mathematics (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Processing Of Solid Wastes (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843428782 DE3428782A1 (de) | 1984-08-04 | 1984-08-04 | Verfahren zur erzeugung von eisenschwamm |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8503668A true BR8503668A (pt) | 1986-05-06 |
Family
ID=6242359
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8503668A BR8503668A (pt) | 1984-08-04 | 1985-08-02 | Processo para a fabricacao de esponja de ferro |
Country Status (9)
Country | Link |
---|---|
US (1) | US4676824A (pt) |
EP (1) | EP0171097B1 (pt) |
AU (1) | AU572324B2 (pt) |
BR (1) | BR8503668A (pt) |
CA (1) | CA1244653A (pt) |
DE (2) | DE3428782A1 (pt) |
IN (1) | IN162716B (pt) |
PH (1) | PH23688A (pt) |
ZA (1) | ZA855861B (pt) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT387038B (de) * | 1986-11-25 | 1988-11-25 | Voest Alpine Ag | Verfahren und anlage zur gewinnung von elektrischer energie neben der herstellung von fluessigem roheisen |
US4773339A (en) * | 1987-05-15 | 1988-09-27 | Foster Wheeler Energy Corporation | Process for removing nitrous oxides from a gas |
FR2632711B1 (fr) * | 1988-06-08 | 1990-08-17 | Stein Industrie | Dispositif d'etancheite et d'absorption des dilatations differentielles entre une chambre de refroidissement de particules en suspension et un conduit de recyclage |
AT404735B (de) * | 1992-10-22 | 1999-02-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur herstellung von flüssigem roheisen oder flüssigen stahlvorprodukten |
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 |
US5804156A (en) * | 1996-07-19 | 1998-09-08 | Iron Carbide Holdings, Ltd. | Iron carbide process |
JPH10253011A (ja) * | 1997-03-13 | 1998-09-25 | Hitachi Zosen Corp | 燃焼装置 |
AU750751B2 (en) | 1998-03-31 | 2002-07-25 | Iron Carbide Holdings, Ltd | Process for the production of iron carbide from iron oxide using external sources of carbon monoxide |
WO2000071934A1 (de) * | 1999-05-25 | 2000-11-30 | Veag Vereinigte Energiewerke Ag | Verfahren zur thermischen entsorgung von heizwertreichen fraktionen aus müll in fossil gefeuerten kraftwerksanlagen |
DE10260738A1 (de) * | 2002-12-23 | 2004-07-15 | Outokumpu Oyj | Verfahren und Anlage zur Förderung von feinkörnigen Feststoffen |
DE10260741A1 (de) | 2002-12-23 | 2004-07-08 | Outokumpu Oyj | Verfahren und Anlage zur Wärmebehandlung von feinkörnigen Feststoffen |
DE10260733B4 (de) * | 2002-12-23 | 2010-08-12 | Outokumpu Oyj | Verfahren und Anlage zur Wärmebehandlung von eisenoxidhaltigen Feststoffen |
DE10260737B4 (de) * | 2002-12-23 | 2005-06-30 | Outokumpu Oyj | Verfahren und Anlage zur Wärmebehandlung von titanhaltigen Feststoffen |
DE10260745A1 (de) * | 2002-12-23 | 2004-07-01 | Outokumpu Oyj | Verfahren und Anlage zur thermischen Behandlung von körnigen Feststoffen |
DE10260731B4 (de) | 2002-12-23 | 2005-04-14 | Outokumpu Oyj | Verfahren und Anlage zur Wärmebehandlung von eisenoxidhaltigen Feststoffen |
DE10260739B3 (de) | 2002-12-23 | 2004-09-16 | Outokumpu Oy | Verfahren und Anlage zur Herstellung von Metalloxid aus Metallverbindungen |
DE10260734B4 (de) * | 2002-12-23 | 2005-05-04 | Outokumpu Oyj | Verfahren und Anlage zur Herstellung von Schwelkoks |
DE102004042430A1 (de) * | 2004-08-31 | 2006-03-16 | Outokumpu Oyj | Wirbelschichtreaktor zum thermischen Behandeln von wirbelfähigen Substanzen in einem mikrowellenbeheizten Wirbelbett |
BR112014027147A2 (pt) * | 2012-05-03 | 2017-06-27 | Siemens Vai Metals Tech Gmbh | método para gerar vapor usando os gases residuais de instalações para fabricação de ferro gusa e instalação para executar o método |
CN104154751A (zh) * | 2014-06-24 | 2014-11-19 | 四川省川东铸石有限责任公司 | 铸石生产中热能源再利用系统 |
CN115652009B (zh) * | 2022-09-26 | 2024-05-24 | 中国恩菲工程技术有限公司 | 制备海绵铁的系统和方法 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3126277A (en) * | 1960-12-06 | 1964-03-24 | Ore reduction process | |
US3918958A (en) * | 1968-06-24 | 1975-11-11 | Guenter Heitmann | Method for the production of sponge iron |
DE2105136A1 (en) * | 1971-02-04 | 1972-08-10 | Metallgesellschaft AG, 6000 Frankfurt; New Zealand Steel Ltd., Auckland (Neuseeland) | Iron sponge prodn - from iron oxide material reduced in revolving cylindrical furnace |
DD100017A5 (pt) * | 1971-11-01 | 1973-09-05 | ||
CA992326A (en) * | 1972-10-20 | 1976-07-06 | Hans D. Toepell | Process and apparatus for reducing iron oxides |
US4051791A (en) * | 1975-08-15 | 1977-10-04 | Wormser Engineering, Inc. | Coal burning arrangement |
US4165717A (en) * | 1975-09-05 | 1979-08-28 | Metallgesellschaft Aktiengesellschaft | Process for burning carbonaceous materials |
DE2624302A1 (de) * | 1976-05-31 | 1977-12-22 | Metallgesellschaft Ag | Verfahren zur durchfuehrung exothermer prozesse |
DE3113993A1 (de) * | 1981-04-07 | 1982-11-11 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur gleichzeitigen erzeugung von brenngas und prozesswaerme aus kohlenstoffhaltigen materialien |
US4415357A (en) * | 1982-06-14 | 1983-11-15 | The Lummus Company | Solid waste treatment in reduction of iron ore |
US4405362A (en) * | 1982-07-28 | 1983-09-20 | The Lummus Company | Iron ore direct reduction waste treatment |
DE3300867A1 (de) * | 1983-01-13 | 1984-07-19 | Mannesmann AG, 4000 Düsseldorf | Verfahren zur erzeugung von stahl durch einschmelzen von eisenschwamm im lichtbogenofen |
DE3307848A1 (de) * | 1983-03-05 | 1984-09-06 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zur nachverbrennung und reinigung von prozessabgasen |
DE3334221A1 (de) * | 1983-08-25 | 1985-03-14 | Mannesmann AG, 4000 Düsseldorf | Verfahren zur erzeugung von fluessigem, kohlenstoffhaltigem eisen aus eisenschwamm |
-
1984
- 1984-08-04 DE DE19843428782 patent/DE3428782A1/de not_active Withdrawn
- 1984-10-22 IN IN739/CAL/84A patent/IN162716B/en unknown
-
1985
- 1985-06-25 EP EP19850201003 patent/EP0171097B1/de not_active Expired
- 1985-06-25 DE DE8585201003T patent/DE3562491D1/de not_active Expired
- 1985-06-28 CA CA000485836A patent/CA1244653A/en not_active Expired
- 1985-07-31 US US06/761,017 patent/US4676824A/en not_active Expired - Fee Related
- 1985-08-02 BR BR8503668A patent/BR8503668A/pt unknown
- 1985-08-02 AU AU45743/85A patent/AU572324B2/en not_active Ceased
- 1985-08-02 PH PH32600A patent/PH23688A/en unknown
- 1985-08-02 ZA ZA855861A patent/ZA855861B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
AU572324B2 (en) | 1988-05-05 |
DE3428782A1 (de) | 1986-02-13 |
US4676824A (en) | 1987-06-30 |
EP0171097B1 (de) | 1988-05-04 |
AU4574385A (en) | 1986-02-06 |
ZA855861B (en) | 1987-04-29 |
EP0171097A1 (de) | 1986-02-12 |
IN162716B (pt) | 1988-07-02 |
CA1244653A (en) | 1988-11-15 |
DE3562491D1 (en) | 1988-06-09 |
PH23688A (en) | 1989-09-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR8503668A (pt) | Processo para a fabricacao de esponja de ferro | |
BR8500141A (pt) | Processo para a preparacao de compostos cotelomeros | |
BR8504323A (pt) | Processo para a producao de compostos de fosfatos | |
BR8600341A (pt) | Processo para a producao de ferro bruto | |
PT81000B (pt) | Processo para a preparacao de compostos de fenilpiridina substituidos | |
BR8505114A (pt) | Processo para a producao de ferro gusa | |
BR8503884A (pt) | Processo para a reducao direta de materiais contendo oxido de ferro | |
BR8400824A (pt) | Processo para a preparacao de oxido de ferro micaceo | |
BR8505364A (pt) | Processo para aplicacao de material de pulverizacao refratario | |
IT8049026A0 (it) | Processo per carburare spugna di ferro | |
BR8501588A (pt) | Processo para a preparacao de poliisocianatos | |
BR8502305A (pt) | Processo para a preparacao de organopol issiloxanas organofuncionais | |
BR7902186A (pt) | Processo de reducao direta para producao de ferro reduzido | |
BR8500014A (pt) | Processo para a estabilizacao de poliolefinas | |
BR8501134A (pt) | Processo para a preparacao de gliciditeres | |
BR8005785A (pt) | Processo para a reducao direta de oxido de ferro | |
PT80044B (pt) | Processo para a preparacao de concentrados emulsionaveis contendo azois | |
BR8307733A (pt) | Processo para a fabricacao de oxinitretos de itrio silicio | |
BR8500540A (pt) | Processo para a preparacao de 1,3,2-dioxaborinanos | |
BR8500881A (pt) | Processo para a preparacao de compostos e aplicacao | |
PT80634B (pt) | Processo para a preparacao de naftoxacinas | |
BR8501033A (pt) | Processo para a producao de polissulfetos de tiuram | |
BR8504162A (pt) | Processo para a preparacao de cloro-o-nitroanilinas | |
BR8204388A (pt) | Processo para a fabricacao de 3-bromo-4-fluor-benzaldeido | |
BR8506374A (pt) | Processo para a preparacao de compostos de acil-lactama n-substituidos |