PE55597A1 - Proceso para convertir oxido de hierro en carburo de hierro, empleando oxido de carbono generado internamente como el agente de carburacion - Google Patents
Proceso para convertir oxido de hierro en carburo de hierro, empleando oxido de carbono generado internamente como el agente de carburacionInfo
- Publication number
- PE55597A1 PE55597A1 PE1997000074A PE00007497A PE55597A1 PE 55597 A1 PE55597 A1 PE 55597A1 PE 1997000074 A PE1997000074 A PE 1997000074A PE 00007497 A PE00007497 A PE 00007497A PE 55597 A1 PE55597 A1 PE 55597A1
- Authority
- PE
- Peru
- Prior art keywords
- iron
- oxide
- approximately
- iron carbide
- gas
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
- C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
- C22C1/056—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using gas
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B32/00—Carbon; Compounds thereof
- C01B32/90—Carbides
- C01B32/914—Carbides of single elements
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
-
- 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Inorganic Chemistry (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
CARACTERIZADO POR COMPRENDER: 1) PONER EN CONTACTO APROXIMADAMENTE 2% A 7% MOLAR DE VAPOR DE AGUA CON METANO DURANTE APROXIMADAMENTE 1,5 seg DE TIEMPO DE CONTACTO DE GAS SUPERFICIAL, EN PRESENCIA DE CATALIZADORES QUE LLEVEN HIERRO, PARA GENERAR OXIDO DE CARBONO GASEOSO (MONOXIDO DE CARBONO, DIOXIDO DE CARBONO O UNA MEZCLA DE LOS MISMOS), EN DONDE UNA PRIMERA PORCION DEL VAPOR DE AGUA ES GENERADO MEDIANTE LA REDUCCION DE OXIDO DE HIERRO EN PRESENCIA DE HIDROGENO, Y UNA SEGUNDA PORCION SE PROPORCIONA CON UN GAS DEL PROCESO DE ENTRADA; Y 2) CONVERTIR EL HIERRO EN CARBURO DE HIERRO EN LA PRESENCIA DE OXIDO DE CARBONO, A UNA TEMPERATURA APROXIMADA ENTRE 550�C A 670�C, Y A UNA PRESION INTERNA EN EL REACTOR DONDE SE PRODUCE CARBURO DE HIERRO DE APROXIMADAMENTE 1 atm A 6 atm; COMPRENDE ADEMAS LOS PASOS DE: DETERMINAR LAS CARACTERISTICAS DE LA FLUIDIZACION DE LAS PARTICULAS SOLIDAS QUE SE VAN A CONVERTIR EN CARBURO DE HIERRO; DETERMINAR UNA VELOCIDAD DE GAS SUPERFICIAL SUFICIENTEMENTE ALTA PARA PROPORCIONAR LA FLUIDIZACION DE LAS PARTICULAS SOLIDAS, Y SUFICIENTEMENTE BAJA PARA IMPEDIR QUE SE LLEVEN ADELANTE SOLIDOS EXCESIVOS DESDE UN LECHO FLUIDIZADO DE UN REACTOR; Y SELECCIONAR LA PROFUNDIDAD DEL LECHO QUE PROPORCIONE UN TIEMPO DE CONTACTO DE GAS SUPERFICIAL DE APROXIMADAMENTE 1,5 seg A 10 seg
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/596,954 US5733357A (en) | 1996-02-05 | 1996-02-05 | Process for converting iron oxide to iron carbide employing internally generated carbon oxide as the carbiding agent |
Publications (1)
Publication Number | Publication Date |
---|---|
PE55597A1 true PE55597A1 (es) | 1998-01-30 |
Family
ID=24389431
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PE1997000074A PE55597A1 (es) | 1996-02-05 | 1997-02-05 | Proceso para convertir oxido de hierro en carburo de hierro, empleando oxido de carbono generado internamente como el agente de carburacion |
Country Status (10)
Country | Link |
---|---|
US (1) | US5733357A (es) |
JP (1) | JPH11509511A (es) |
AU (2) | AU694018B2 (es) |
BR (1) | BR9704156A (es) |
CA (1) | CA2213095C (es) |
DE (1) | DE19621412C2 (es) |
GB (1) | GB2314075B (es) |
MY (1) | MY112835A (es) |
PE (1) | PE55597A1 (es) |
WO (1) | WO1997028283A1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19717304C2 (de) * | 1997-04-24 | 1999-05-27 | Metallgesellschaft Ag | Verfahren zum Erzeugen von Eisencarbid aus körnigem Eisenschwamm |
US6063155A (en) * | 1998-04-06 | 2000-05-16 | Orinoco Iron, C.A. | Fluidized bed process for the production of iron carbide |
US6994324B2 (en) * | 2003-05-02 | 2006-02-07 | Alliant Techsystems Inc. | Fiber redirect system, multi-axis robotic wrist and fiber placement apparatus incorporating same and related methods |
JP5503472B2 (ja) * | 2010-09-07 | 2014-05-28 | 株式会社神戸製鋼所 | 還元鉄の製造方法 |
CN105543611A (zh) * | 2015-12-27 | 2016-05-04 | 南通汉瑞新材料科技有限公司 | 钒氮合金烧结过程中未渗氮的合金碳化物再转化利用方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US32247A (en) * | 1861-05-07 | Vegetable-cutter | ||
US2780537A (en) * | 1952-11-24 | 1957-02-05 | Stelling | Process of treating pulverulent iron oxides |
US4053301A (en) * | 1975-10-14 | 1977-10-11 | Hazen Research, Inc. | Process for the direct production of steel |
US4398954A (en) * | 1979-12-31 | 1983-08-16 | The Mead Corporation | Microcapsular coating composition containing a hydrophobic silica |
US4398945A (en) * | 1981-06-22 | 1983-08-16 | Stephens Jr Frank M | Process for producing a ferronickel alloy from nickel bearing laterites |
US4396423A (en) * | 1981-06-22 | 1983-08-02 | Stephens Jr Frank M | Process for recovering iron and zinc from steel making dusts |
DE3317701C2 (de) * | 1983-05-16 | 1986-08-07 | Hylsa S.A., Monterrey, N.L. | Verfahren zum Betreiben eines Bewegtbett-Reduktionsreaktors mit vertikalem Schacht zum Reduzieren von Eisenerz zu Schwammeisen |
US5073194A (en) * | 1990-08-01 | 1991-12-17 | Iron Carbide Holdings, Limited | Process for controlling the product quality in the conversion of reactor feed into iron carbide |
US5137566A (en) * | 1990-08-01 | 1992-08-11 | Iron Carbide Holdings, Limited | Process for preheating iron-containing reactor feed prior to being treated in a fluidized bed reactor |
US5118479A (en) * | 1990-08-01 | 1992-06-02 | Iron Carbide Holdings, Limited | Process for using fluidized bed reactor |
AU657697B2 (en) * | 1990-08-01 | 1995-03-23 | Iron Carbide Holdings, Limited | Method for controlling the conversion of iron-containing reactor feed into iron carbide |
US5387274A (en) * | 1993-11-15 | 1995-02-07 | C.V.G. Siderurgica Del Orinoco, C.A. | Process for the production of iron carbide |
US5437708A (en) * | 1994-05-04 | 1995-08-01 | Midrex International B.V. Rotterdam, Zurich Branch | Iron carbide production in shaft furnace |
-
1996
- 1996-02-05 US US08/596,954 patent/US5733357A/en not_active Expired - Lifetime
- 1996-05-15 AU AU52296/96A patent/AU694018B2/en not_active Ceased
- 1996-05-16 MY MYPI96001858A patent/MY112835A/en unknown
- 1996-05-28 DE DE19621412A patent/DE19621412C2/de not_active Expired - Fee Related
-
1997
- 1997-02-05 AU AU18497/97A patent/AU1849797A/en not_active Abandoned
- 1997-02-05 JP JP9527832A patent/JPH11509511A/ja not_active Ceased
- 1997-02-05 BR BR9704156A patent/BR9704156A/pt not_active Application Discontinuation
- 1997-02-05 PE PE1997000074A patent/PE55597A1/es not_active Application Discontinuation
- 1997-02-05 WO PCT/US1997/001539 patent/WO1997028283A1/en active Application Filing
- 1997-02-05 GB GB9720984A patent/GB2314075B/en not_active Expired - Fee Related
- 1997-02-05 CA CA002213095A patent/CA2213095C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
AU1849797A (en) | 1997-08-22 |
MY112835A (en) | 2001-09-29 |
DE19621412A1 (de) | 1997-08-07 |
CA2213095C (en) | 2007-05-08 |
WO1997028283A1 (en) | 1997-08-07 |
AU5229696A (en) | 1997-08-14 |
US5733357A (en) | 1998-03-31 |
DE19621412C2 (de) | 1999-07-15 |
GB2314075A (en) | 1997-12-17 |
GB2314075B (en) | 1999-12-08 |
GB9720984D0 (en) | 1997-12-03 |
JPH11509511A (ja) | 1999-08-24 |
CA2213095A1 (en) | 1997-08-07 |
AU694018B2 (en) | 1998-07-09 |
BR9704156A (pt) | 1999-06-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Grant, registration | ||
FD | Application declared void or lapsed |