IT1008252B - Procedimento ed apparecchio per la riduzione di materiali perrosi gra nulati - Google Patents
Procedimento ed apparecchio per la riduzione di materiali perrosi gra nulatiInfo
- Publication number
- IT1008252B IT1008252B IT48469/74A IT4846974A IT1008252B IT 1008252 B IT1008252 B IT 1008252B IT 48469/74 A IT48469/74 A IT 48469/74A IT 4846974 A IT4846974 A IT 4846974A IT 1008252 B IT1008252 B IT 1008252B
- Authority
- IT
- Italy
- Prior art keywords
- nulati
- gra
- procedure
- reduction
- lost materials
- 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
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/755—Nickel
-
- 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
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/76—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
- B01J23/78—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36 with alkali- or alkaline earth metals
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen; Reversible storage of hydrogen
- C01B3/02—Production of hydrogen; Production of gaseous mixtures containing hydrogen
- C01B3/32—Production of hydrogen; Production of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide or air
- C01B3/34—Production of hydrogen; Production of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide or air by reaction of hydrocarbons with gasifying agents
- C01B3/38—Production of hydrogen; Production of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide or air by reaction of hydrocarbons with gasifying agents using catalysts
-
- 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
- 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
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
-
- 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
-
- 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
- C21B2100/66—Heat exchange
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- General Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Health & Medical Sciences (AREA)
- Manufacture Of Iron (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Catalysts (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US333673A US3905806A (en) | 1973-02-20 | 1973-02-20 | Method for the direct reduction of iron ores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT1008252B true IT1008252B (it) | 1976-11-10 |
Family
ID=23303784
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT48469/74A IT1008252B (it) | 1973-02-20 | 1974-02-19 | Procedimento ed apparecchio per la riduzione di materiali perrosi gra nulati |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US3905806A (it) |
| JP (1) | JPS5024111A (it) |
| AR (1) | AR201305A1 (it) |
| AT (1) | AT337224B (it) |
| BE (1) | BE811296A (it) |
| BR (1) | BR7401251D0 (it) |
| CA (1) | CA1017150A (it) |
| DE (1) | DE2407939B2 (it) |
| ES (1) | ES423446A1 (it) |
| FR (1) | FR2218387B1 (it) |
| GB (1) | GB1455190A (it) |
| IN (1) | IN141888B (it) |
| IT (1) | IT1008252B (it) |
| NL (1) | NL7402190A (it) |
| NO (1) | NO137647C (it) |
| RO (1) | RO67604A (it) |
| SE (1) | SE419654B (it) |
| SU (1) | SU747402A3 (it) |
| ZA (1) | ZA74955B (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2459876B1 (de) * | 1974-12-18 | 1976-06-24 | Thyssen Purofer Gmbh | Anlage fuer die direktreduktion von eisenerzen |
| AU496945B2 (en) * | 1975-05-19 | 1978-11-16 | Midrex International B.V. Rotterdam | Producing metallized product |
| US4246024A (en) * | 1979-10-31 | 1981-01-20 | Grupo Industrial Alfa, S.A. | Method for the gaseous reduction of metal ores using reducing gas produced by gasification of solid or liquid fossil fuels |
| US4351513A (en) * | 1981-01-29 | 1982-09-28 | Midrex Corporation | Direct reduction of iron using coke oven gas |
| US4428772A (en) | 1981-12-02 | 1984-01-31 | Hylsa, S.A. | Method for reducing metal ore |
| IT1177076B (it) * | 1983-12-02 | 1987-08-26 | Skf Steel Eng Ab | Procedimento ed impianto per ridurre materiale ossidico generando simultaneamente un gas idoneo per il recupero dell'energia termica |
| DE4041689C2 (de) * | 1990-04-20 | 1995-11-09 | Orinoco Siderurgica | Verfahren und Anlage zum Herstellen von flüssigem Stahl aus Eisenoxiden |
| AT507632A1 (de) * | 2008-11-21 | 2010-06-15 | Siemens Vai Metals Tech Gmbh | Verfahren und vorrichtung zur erzeugung eines syntheserohgases |
| AT511243B1 (de) * | 2011-03-17 | 2013-01-15 | Siemens Vai Metals Tech Gmbh | Hüttentechnische anlage mit effizienter abwärmenutzung |
| US9896918B2 (en) | 2012-07-27 | 2018-02-20 | Mbl Water Partners, Llc | Use of ionized water in hydraulic fracturing |
| EP2905345A1 (de) * | 2014-02-10 | 2015-08-12 | Primetals Technologies Austria GmbH | Pneumatische Erzchargierung |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL34213C (it) * | 1931-01-17 | |||
| US3136623A (en) * | 1960-11-04 | 1964-06-09 | Pullman Inc | Method for reducing metal oxides |
| US3193378A (en) * | 1964-03-16 | 1965-07-06 | Exxon Research Engineering Co | Process for reduction of iron ore |
| BE663807A (it) * | 1964-05-12 | |||
| US3748120A (en) * | 1971-04-15 | 1973-07-24 | Midland Ross Corp | Method of and apparatus for reducing iron oxide to metallic iron |
| US3749386A (en) * | 1971-07-01 | 1973-07-31 | Midland Ross Corp | Method and means for reducing iron oxides in a gaseous reduction process |
-
1973
- 1973-02-20 US US333673A patent/US3905806A/en not_active Expired - Lifetime
-
1974
- 1974-02-13 ZA ZA00740955A patent/ZA74955B/xx unknown
- 1974-02-13 CA CA192,352A patent/CA1017150A/en not_active Expired
- 1974-02-18 NL NL7402190A patent/NL7402190A/xx not_active Application Discontinuation
- 1974-02-19 SU SU742001506A patent/SU747402A3/ru active
- 1974-02-19 IT IT48469/74A patent/IT1008252B/it active
- 1974-02-19 AR AR252435A patent/AR201305A1/es active
- 1974-02-19 DE DE2407939A patent/DE2407939B2/de not_active Ceased
- 1974-02-19 FR FR7405630A patent/FR2218387B1/fr not_active Expired
- 1974-02-19 GB GB750474A patent/GB1455190A/en not_active Expired
- 1974-02-19 SE SE7402179A patent/SE419654B/xx unknown
- 1974-02-19 NO NO74740553A patent/NO137647C/no unknown
- 1974-02-20 RO RO7477751A patent/RO67604A/ro unknown
- 1974-02-20 AT AT138174A patent/AT337224B/de not_active IP Right Cessation
- 1974-02-20 ES ES74423446A patent/ES423446A1/es not_active Expired
- 1974-02-20 BR BR741251A patent/BR7401251D0/pt unknown
- 1974-02-20 BE BE141145A patent/BE811296A/xx unknown
- 1974-02-20 JP JP49020333A patent/JPS5024111A/ja active Pending
- 1974-03-27 IN IN675/CAL/74A patent/IN141888B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IN141888B (it) | 1977-04-30 |
| FR2218387B1 (it) | 1976-11-26 |
| JPS5024111A (it) | 1975-03-15 |
| SU747402A3 (ru) | 1980-07-23 |
| FR2218387A1 (it) | 1974-09-13 |
| NL7402190A (it) | 1974-08-22 |
| SE419654B (sv) | 1981-08-17 |
| GB1455190A (en) | 1976-11-10 |
| AU6555274A (en) | 1975-08-14 |
| RO67604A (ro) | 1980-03-15 |
| US3905806A (en) | 1975-09-16 |
| NO137647C (no) | 1978-03-29 |
| NO740553L (no) | 1974-08-21 |
| CA1017150A (en) | 1977-09-13 |
| ZA74955B (en) | 1975-01-29 |
| BR7401251D0 (pt) | 1974-10-29 |
| DE2407939A1 (de) | 1974-08-29 |
| AR201305A1 (es) | 1975-02-28 |
| BE811296A (fr) | 1974-06-17 |
| NO137647B (no) | 1977-12-19 |
| DE2407939B2 (de) | 1978-11-02 |
| ES423446A1 (es) | 1976-06-01 |
| AT337224B (de) | 1977-06-27 |
| ATA138174A (de) | 1976-10-15 |
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