NL7507220A - Werkwijze voor de reductie van ijzererts. - Google Patents
Werkwijze voor de reductie van ijzererts.Info
- Publication number
- NL7507220A NL7507220A NL7507220A NL7507220A NL7507220A NL 7507220 A NL7507220 A NL 7507220A NL 7507220 A NL7507220 A NL 7507220A NL 7507220 A NL7507220 A NL 7507220A NL 7507220 A NL7507220 A NL 7507220A
- Authority
- NL
- Netherlands
- Prior art keywords
- reduction
- iron ore
- ore
- iron
- 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
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
- B01J8/26—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations
- B01J8/28—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations the one above the other
-
- 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]
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT5156674A IT1013498B (it) | 1974-06-17 | 1974-06-17 | Procedimento per la riduzione di minerali di ferro |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7507220A true NL7507220A (nl) | 1975-12-19 |
Family
ID=11275344
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7507220A NL7507220A (nl) | 1974-06-17 | 1975-06-17 | Werkwijze voor de reductie van ijzererts. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3985547A (nl) |
BE (1) | BE830255A (nl) |
FR (1) | FR2274693A1 (nl) |
GB (1) | GB1476821A (nl) |
IT (1) | IT1013498B (nl) |
NL (1) | NL7507220A (nl) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4073642A (en) * | 1975-09-04 | 1978-02-14 | Stora Kopparbergs Bergslags Aktiebolag | Method for reducing material containing iron oxides |
FR2450279A1 (fr) * | 1979-03-01 | 1980-09-26 | Fives Cail Babcock | Procede d'attaque chimique en atmosphere gazeuse controlee et a haute temperature d'un minerai et installation pour la mise en oeuvre de ce procede |
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 |
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 |
US5078788A (en) * | 1989-12-22 | 1992-01-07 | C.V.G. Siderurgica Del Orinoco, C.A. | Method for the direct reduction of iron |
FR2683830B1 (fr) * | 1991-11-19 | 1994-04-08 | Irsid | Installation de reduction du minerai de fer en lit fluidise circulant. |
US5876679A (en) * | 1997-04-08 | 1999-03-02 | Dorr-Oliver, Inc. | Fluid bed reactor |
US5912400A (en) * | 1997-12-02 | 1999-06-15 | Brifer International Ltd. | Method for reforming reducing gas in a fluidized bed process for reduction of ore |
AT409386B (de) * | 2000-06-28 | 2002-07-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur direktreduktion von teilchenförmigen oxidhältigen erzen |
AT409387B (de) * | 2000-06-28 | 2002-07-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zur gasreduktion von teilchenförmigen oxidhältigen erzen |
CN102200277B (zh) * | 2011-04-27 | 2013-01-30 | 东南大学 | 一种使用固体燃料化学链燃烧的方法及其装置 |
GB201320518D0 (en) * | 2013-11-20 | 2014-01-01 | Invista Tech Sarl | Continuous polyamidation process - II |
GB201320520D0 (en) | 2013-11-20 | 2014-01-01 | Invista Tech Sarl | Continuous polyamidation process - I |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3126276A (en) * | 1964-03-24 | Method of reducing fine iron ore in a fluidized-solids reactor | ||
US2797989A (en) * | 1954-02-02 | 1957-07-02 | Norsk Hydro Elektrisk | Process for the production of sponge iron with gas as reducing agent |
US3375099A (en) * | 1964-06-30 | 1968-03-26 | Armco Steel Corp | Production of iron from pelletized iron ores |
US3853538A (en) * | 1973-07-20 | 1974-12-10 | Steel Corp | Use of reducing gas by coal gasification for direct iron ore reduction |
-
1974
- 1974-06-17 IT IT5156674A patent/IT1013498B/it active
-
1975
- 1975-06-06 GB GB2437975A patent/GB1476821A/en not_active Expired
- 1975-06-13 FR FR7518515A patent/FR2274693A1/fr active Granted
- 1975-06-13 BE BE6045053A patent/BE830255A/xx not_active IP Right Cessation
- 1975-06-17 NL NL7507220A patent/NL7507220A/nl not_active Application Discontinuation
- 1975-06-17 US US05/587,630 patent/US3985547A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2274693A1 (fr) | 1976-01-09 |
DE2526737B2 (de) | 1977-03-03 |
US3985547A (en) | 1976-10-12 |
BE830255A (fr) | 1975-10-01 |
GB1476821A (en) | 1977-06-16 |
DE2526737A1 (de) | 1975-12-18 |
IT1013498B (it) | 1977-03-30 |
FR2274693B1 (nl) | 1977-07-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BV | The patent application has lapsed |