RO72110A - Procedeu si instalatie de reducere directa a oxizilor de fier - Google Patents
Procedeu si instalatie de reducere directa a oxizilor de fierInfo
- Publication number
- RO72110A RO72110A RO7688919A RO8891976A RO72110A RO 72110 A RO72110 A RO 72110A RO 7688919 A RO7688919 A RO 7688919A RO 8891976 A RO8891976 A RO 8891976A RO 72110 A RO72110 A RO 72110A
- Authority
- RO
- Romania
- Prior art keywords
- oxides
- fire
- procedure
- direct reduction
- reduction installation
- 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
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
-
- 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)
- Mechanical Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/646,496 US4099962A (en) | 1976-01-05 | 1976-01-05 | Method and apparatus for measuring and controlling the percentage reduction of ore in a moving bed gaseous reduction reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RO72110A true RO72110A (ro) | 1981-03-30 |
Family
ID=24593280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO7688919A RO72110A (ro) | 1976-01-05 | 1976-12-31 | Procedeu si instalatie de reducere directa a oxizilor de fier |
Country Status (17)
| Country | Link |
|---|---|
| US (2) | US4099962A (ro) |
| JP (1) | JPS52119404A (ro) |
| BR (1) | BR7608806A (ro) |
| CA (1) | CA1086956A (ro) |
| DK (1) | DK588876A (ro) |
| ES (1) | ES454753A1 (ro) |
| GB (1) | GB1525809A (ro) |
| GR (1) | GR65994B (ro) |
| IT (1) | IT1074234B (ro) |
| MX (1) | MX147551A (ro) |
| NO (1) | NO145726C (ro) |
| NZ (1) | NZ182881A (ro) |
| RO (1) | RO72110A (ro) |
| SE (1) | SE7614079L (ro) |
| SU (1) | SU786918A3 (ro) |
| ZA (1) | ZA767528B (ro) |
| ZM (1) | ZM14976A1 (ro) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE545863C2 (en) * | 2022-02-21 | 2024-02-27 | Hybrit Dev Ab | A method and an arrangement for the production of sponge iron from iron ore |
| SE2250624A1 (en) * | 2022-05-25 | 2023-11-26 | Hybrit Dev Ab | A method and an arrangement for a continuous production of sponge iron from iron ore |
| DE102022122729A1 (de) * | 2022-09-07 | 2024-03-07 | Sms Group Gmbh | Vorrichtung zur Kupferproduktion mit verbesserter CO2-Billanz |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3157488A (en) * | 1960-09-27 | 1964-11-17 | Charlton A Taylor | Method for direct reduction of metal oxides |
| US3119669A (en) * | 1961-03-13 | 1964-01-28 | Du Pont | Chemical process control |
| US3304170A (en) * | 1962-12-27 | 1967-02-14 | Hewlett Packard Co | Method for thermal reaction analysis |
| US3288590A (en) * | 1963-07-22 | 1966-11-29 | Hydrocarbon Research Inc | Continuous oxide reduction process |
| GB1112771A (en) * | 1964-06-18 | 1968-05-08 | William Antony Wiseman | Gas detection system |
| US3369888A (en) * | 1965-06-01 | 1968-02-20 | Armco Steel Corp | Treatment and reduction of pelletized iron ores |
| US3522035A (en) * | 1966-12-14 | 1970-07-28 | Westinghouse Electric Corp | Determining operation of furnace vessel |
| US3486821A (en) * | 1967-05-26 | 1969-12-30 | Lawrence A Westhaver | System for integrating light energy |
| US3765872A (en) * | 1970-12-16 | 1973-10-16 | Fierro Esponja | Method and apparatus for the gaseous reduction of iron ore to sponge iron |
| BE789968A (fr) * | 1971-10-15 | 1973-04-12 | Fierro Esponja | Procede et appareil de reduction de minerais metalliques en particules en fer spongieux |
| BE791660A (fr) * | 1971-11-22 | 1973-05-21 | Fierro Esponja | Procede et appareil de reduction de minerai divise |
| BE791784A (fr) * | 1971-11-26 | 1973-05-23 | Fierro Esponja | Procede et appareil de reduction de minerais metalliques divises |
| US3827879A (en) * | 1973-02-22 | 1974-08-06 | Fierro Esponja | Method for the gaseous reduction of metal ores |
-
1976
- 1976-01-05 US US05/646,496 patent/US4099962A/en not_active Expired - Lifetime
- 1976-12-14 NZ NZ182881A patent/NZ182881A/xx unknown
- 1976-12-14 SE SE7614079A patent/SE7614079L/ not_active Application Discontinuation
- 1976-12-15 NO NO764254A patent/NO145726C/no unknown
- 1976-12-15 GB GB52393/76A patent/GB1525809A/en not_active Expired
- 1976-12-20 ZA ZA767528A patent/ZA767528B/xx unknown
- 1976-12-22 ZM ZM149/76A patent/ZM14976A1/xx unknown
- 1976-12-23 GR GR52481A patent/GR65994B/el unknown
- 1976-12-28 IT IT52807/76A patent/IT1074234B/it active
- 1976-12-30 DK DK588876A patent/DK588876A/da not_active Application Discontinuation
- 1976-12-30 BR BR7608806A patent/BR7608806A/pt unknown
- 1976-12-31 CA CA268,998A patent/CA1086956A/en not_active Expired
- 1976-12-31 ES ES454753A patent/ES454753A1/es not_active Expired
- 1976-12-31 RO RO7688919A patent/RO72110A/ro unknown
-
1977
- 1977-01-03 SU SU772439823A patent/SU786918A3/ru active
- 1977-01-03 MX MX167553A patent/MX147551A/es unknown
- 1977-01-05 JP JP30877A patent/JPS52119404A/ja active Granted
-
1978
- 1978-05-23 US US05/908,764 patent/US4153450A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BR7608806A (pt) | 1977-10-25 |
| NZ182881A (en) | 1978-09-25 |
| JPS5638642B2 (ro) | 1981-09-08 |
| ZA767528B (en) | 1977-11-30 |
| SU786918A3 (ru) | 1980-12-07 |
| IT1074234B (it) | 1985-04-17 |
| GR65994B (ro) | 1981-01-13 |
| US4153450A (en) | 1979-05-08 |
| SE7614079L (sv) | 1977-07-06 |
| MX147551A (es) | 1982-12-14 |
| DK588876A (da) | 1977-07-06 |
| US4099962A (en) | 1978-07-11 |
| NO145726C (no) | 1982-05-19 |
| ES454753A1 (es) | 1978-06-16 |
| GB1525809A (en) | 1978-09-20 |
| NO764254L (no) | 1977-07-06 |
| JPS52119404A (en) | 1977-10-06 |
| NO145726B (no) | 1982-02-08 |
| CA1086956A (en) | 1980-10-07 |
| ZM14976A1 (en) | 1977-08-22 |
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