RO81318B - Procedeu continuu si instalatie de obtinere a fontei - Google Patents
Procedeu continuu si instalatie de obtinere a fonteiInfo
- Publication number
- RO81318B RO81318B RO101673A RO10167380A RO81318B RO 81318 B RO81318 B RO 81318B RO 101673 A RO101673 A RO 101673A RO 10167380 A RO10167380 A RO 10167380A RO 81318 B RO81318 B RO 81318B
- Authority
- RO
- Romania
- Prior art keywords
- macroparticles
- melting
- metal bath
- iron
- hearth
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0006—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state
- C21B13/0013—Making spongy iron or liquid steel, by direct processes obtaining iron or steel in a molten state introduction of iron oxide into a bath of molten iron containing a carbon reductant
- C21B13/002—Reduction of iron ores by passing through a heated column of carbon
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/06—Making spongy iron or liquid steel, by direct processes in multi-storied 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
- C21B13/14—Multi-stage processes processes carried out in different vessels or furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B15/00—Other processes for the manufacture of iron from iron compounds
-
- 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
- F27B1/00—Shaft or like vertical or substantially vertical furnaces
- F27B1/02—Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey
- F27B1/025—Shaft or like vertical or substantially vertical furnaces with two or more shafts or chambers, e.g. multi-storey with fore-hearth
-
- 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
- Y02P10/122—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
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
Procedeul continuu de obtinere a fontei, conform inventiei, prevede reducerea directa a minereului de fier oxidic sub forma de macroparticole într-un cuptor cu cuva în care minereul circula descendent în contracurent cu gaze redusatoare în intervalul de temperaturi cuprinse între 760-900 degree C, urmata de topirea macroparticolelor de fier metalizat într-o camera de topire-gazeificare în care se injecteaza combustibil solid sau lichid în amestec cu oxigen pentru realizarea topirii macroparticolelor de fier metalizat si gazeficarea combustibilului. în scopul optimizarii fluxului tehnologic se efectueaza alimentarea directa a macroparticolelor de fier metalizat, avînd temperatura de 700 degree C, fie în baia de metal topit mentinuta constant în camera de topire, gazeificare, fie pe vatra centrala a acestuia si injectarea combustibilului, de preferinta solid fin granulat, ales între lignit, mangal si cocs, si a oxigenului, fie sub suprafata baii de metal, fie deasupra baii de metal sau gramezii de macroparticole de pe vatra, cu mijloace de insulflare sa izbeasca suarafata baii de metal si respectiv gramada de macroparticole solide de pe vatra, realizîndu-se astfel topirea macroparticolelor de fier metalizat, rezultînd un gaz rezidual fierbinte, care se raceste la circa 1200 degree C, prin suflarea apei..........
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/057,933 US4248626A (en) | 1979-07-16 | 1979-07-16 | Method for producing molten iron from iron oxide with coal and oxygen |
US06/058,037 US4238226A (en) | 1979-07-16 | 1979-07-16 | Method for producing molten iron by submerged combustion |
US06/057,932 US4235425A (en) | 1979-07-16 | 1979-07-16 | Impact bed gasifier-melter |
Publications (2)
Publication Number | Publication Date |
---|---|
RO81318A RO81318A (ro) | 1983-02-15 |
RO81318B true RO81318B (ro) | 1983-02-28 |
Family
ID=27369355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO101673A RO81318B (ro) | 1979-07-16 | 1980-07-12 | Procedeu continuu si instalatie de obtinere a fontei |
Country Status (18)
Country | Link |
---|---|
KR (1) | KR850000823B1 (ro) |
AR (1) | AR219874A1 (ro) |
AT (1) | AT379616B (ro) |
AU (1) | AU533349B2 (ro) |
BR (1) | BR8004347A (ro) |
DE (1) | DE3026949A1 (ro) |
ES (1) | ES493397A0 (ro) |
FR (1) | FR2461758A1 (ro) |
GB (1) | GB2056498B (ro) |
GR (1) | GR69285B (ro) |
HU (1) | HU184306B (ro) |
KE (1) | KE3674A (ro) |
MX (1) | MX153453A (ro) |
RO (1) | RO81318B (ro) |
SE (1) | SE8005175L (ro) |
SU (1) | SU938747A3 (ro) |
TR (1) | TR21075A (ro) |
ZA (1) | ZA804226B (ro) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3034539C2 (de) * | 1980-09-12 | 1982-07-22 | Korf-Stahl Ag, 7570 Baden-Baden | Verfahren und Vorrichtung zur direkten Erzeugung von flüssigem Roheisen aus stückigem Eisenerz |
US4412858A (en) * | 1982-07-12 | 1983-11-01 | Hylsa, S.A. | Method of converting iron ore into molten iron |
AT376241B (de) * | 1983-01-03 | 1984-10-25 | Voest Alpine Ag | Verfahren zum schmelzen von zumindest teilweise reduziertem eisenerz |
AT376242B (de) * | 1983-01-19 | 1984-10-25 | Voest Alpine Ag | Verfahren zum schmelzen von zumindest teilweise reduziertem eisenerz |
AT376243B (de) * | 1983-01-19 | 1984-10-25 | Voest Alpine Ag | Verfahren zum schmelzen von zumindest teilweise reduziertem eisenerz |
DE3318005C2 (de) * | 1983-05-18 | 1986-02-20 | Klöckner CRA Technologie GmbH, 4100 Duisburg | Verfahren zur Eisenherstellung |
AT388388B (de) * | 1983-11-24 | 1989-06-12 | Voest Alpine Ag | Verfahren und vorrichtung zum schmelzen von eisen in einem einschmelzvergaser |
DE3422185A1 (de) * | 1984-06-12 | 1985-12-12 | Korf Engineering GmbH, 4000 Düsseldorf | Anordnung aus einem vergaser und direktreduktionsofen |
SU1479006A3 (ru) * | 1984-11-26 | 1989-05-07 | Фоест-Альпине (Фирма) | Способ получени жидкого чугуна или продуктов стали и восстановительного газа в плавильном газификаторе |
DE3503493A1 (de) * | 1985-01-31 | 1986-08-14 | Korf Engineering GmbH, 4000 Düsseldorf | Verfahren zur herstellung von roheisen |
US4685964A (en) * | 1985-10-03 | 1987-08-11 | Midrex International B.V. Rotterdam | Method and apparatus for producing molten iron using coal |
DE3603054C2 (de) * | 1986-01-30 | 1994-10-13 | Voest Alpine Ind Anlagen | Verfahren zur Vergasung von Klärschlamm |
DE3629589A1 (de) * | 1986-08-30 | 1988-03-03 | Krupp Gmbh | Verfahren zur herstellung von eisen aus feinkoernigen eisenerzen |
DE3723137C1 (de) * | 1987-07-13 | 1989-03-16 | Voest Alpine Ind Anlagen | Vorrichtung zur Beschickung eines Einschmelzvergasers mit Vergasungsmitteln und Eisenschwamm |
KR100276324B1 (ko) * | 1996-12-20 | 2000-12-15 | 이구택 | 용융환원 장치 및 이를 이용한 용융선철 제조방법 |
AT409139B (de) * | 2000-09-22 | 2002-05-27 | Voest Alpine Ind Anlagen | Verfahren und vorrichtung zum betreiben eines schachtofens |
RU2350670C2 (ru) * | 2006-11-20 | 2009-03-27 | Общество с ограниченной ответственностью Фирма "ДАТА-ЦЕНТР" (ООО Фирма "ДАТА-ЦЕНТР") | Способ переработки концентратов из руды, содержащей оксиды железа, титана и ванадия, и устройство для его осуществления |
UA92127C2 (ru) * | 2010-05-21 | 2010-09-27 | Владимир Михайлович Пулковский | Способ получения расплавленного металла и синтез-газа и устройство для его осуществления |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE371152C (de) * | 1923-03-12 | Allessandro Gandini | Ofen zur Gewinnung von Roheisen und anderen Eisenlegierungen aus ihren Erzen mittels Reduktion | |
FR766167A (fr) * | 1933-01-02 | 1934-06-22 | Lindes Eismaschinen Ag | Procédé de fabrication de fonte ou d'acier |
US2557651A (en) * | 1948-07-30 | 1951-06-19 | Standard Oil Dev Co | Apparatus for conducting metallurgical process |
US2681854A (en) * | 1951-12-11 | 1954-06-22 | Kautz Karl | Method and apparatus for smelting hydrogen-reducible ores |
DE1234749B (de) * | 1963-07-04 | 1967-02-23 | E H Hermann Schenck Dr Ing Dr | Verfahren und Vorrichtung zur Gewinnung von fluessigem Eisen aus den Eisenerzen unter Verwendung von OEl oder Erdgas als Reduktionsmittel |
DE1508082A1 (de) * | 1966-02-11 | 1970-04-09 | Schenck Dr Ing Hermann | Verfahren und Vorrichtung zur Gewinnung von fluessigem Eisen aus Eisenerzen mit Kohlenwasserstoffen |
GB1213641A (en) * | 1967-01-04 | 1970-11-25 | British Iron Steel Research | Production of iron, steel and ferrous alloys |
SE388210B (sv) * | 1973-01-26 | 1976-09-27 | Skf Svenska Kullagerfab Ab | Sett vid reduktion av metall ur metalloxider |
SE396616B (sv) * | 1973-05-17 | 1977-09-26 | Rolf Kristian Londer | Sett och anordning for framstellning av en metallsmelta genom reduktion och smeltning |
SE395714B (sv) * | 1974-02-20 | 1977-08-22 | Skf Ind Trading & Dev | Sett och anordning for framstellning av metall ur oxidiskt material |
IT1038230B (it) * | 1974-05-22 | 1979-11-20 | Krupp Gmbh | Procedimento per la produzione di acciaio |
LU74568A1 (ro) * | 1976-03-16 | 1977-09-27 | ||
DE2729982B2 (de) * | 1977-07-02 | 1980-01-03 | Eisenwerk-Gesellschaft Maximilianshuette Mbh, 8458 Sulzbach-Rosenberg | Verfahren zur Schrottsatzerhöhung bei der Stahlherstellung nach dem Sauerstoffdurchblasverfahren |
DE2843303C2 (de) * | 1978-10-04 | 1982-12-16 | Korf-Stahl Ag, 7570 Baden-Baden | Verfahren und Anlage zur Erzeugung von flüssigem Roheisen und Reduktionsgas in einem Einschmelzvergaser |
-
1980
- 1980-06-18 MX MX18281080A patent/MX153453A/es unknown
- 1980-06-20 GR GR62268A patent/GR69285B/el unknown
- 1980-06-24 AR AR28151080A patent/AR219874A1/es active
- 1980-06-27 TR TR2107580A patent/TR21075A/xx unknown
- 1980-06-27 FR FR8014326A patent/FR2461758A1/fr active Granted
- 1980-06-27 HU HU801602A patent/HU184306B/hu unknown
- 1980-06-27 AU AU59701/80A patent/AU533349B2/en not_active Expired
- 1980-06-27 KR KR1019800002534A patent/KR850000823B1/ko active
- 1980-07-09 GB GB8022462A patent/GB2056498B/en not_active Expired
- 1980-07-12 RO RO101673A patent/RO81318B/ro unknown
- 1980-07-14 ZA ZA00804226A patent/ZA804226B/xx unknown
- 1980-07-14 AT AT365380A patent/AT379616B/de not_active IP Right Cessation
- 1980-07-14 BR BR8004347A patent/BR8004347A/pt unknown
- 1980-07-15 SE SE8005175A patent/SE8005175L/ not_active Application Discontinuation
- 1980-07-15 SU SU802946205A patent/SU938747A3/ru active
- 1980-07-15 ES ES493397A patent/ES493397A0/es active Granted
- 1980-07-16 DE DE19803026949 patent/DE3026949A1/de active Granted
-
1986
- 1986-10-23 KE KE367486A patent/KE3674A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ATA365380A (de) | 1983-02-15 |
HU184306B (en) | 1984-08-28 |
SE8005175L (sv) | 1981-01-17 |
KE3674A (en) | 1986-11-14 |
DE3026949C2 (ro) | 1987-10-01 |
DE3026949A1 (de) | 1981-02-12 |
KR850000823B1 (ko) | 1985-06-15 |
GB2056498A (en) | 1981-03-18 |
AT379616B (de) | 1986-02-10 |
BR8004347A (pt) | 1981-01-27 |
FR2461758B1 (ro) | 1984-07-13 |
AU533349B2 (en) | 1983-11-17 |
GB2056498B (en) | 1984-07-25 |
FR2461758A1 (fr) | 1981-02-06 |
RO81318A (ro) | 1983-02-15 |
AR219874A1 (es) | 1980-09-15 |
AU5970180A (en) | 1981-01-22 |
SU938747A3 (ru) | 1982-06-23 |
KR830002558A (ko) | 1983-05-30 |
TR21075A (tr) | 1983-06-23 |
GR69285B (ro) | 1982-05-13 |
MX153453A (es) | 1986-10-16 |
ES8106179A1 (es) | 1981-07-16 |
ZA804226B (en) | 1981-07-29 |
ES493397A0 (es) | 1981-07-16 |
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