DE69416496T2 - Verfahren und Vorrichtung zum Einbringen von Substanzen in einen Schmelzofen - Google Patents
Verfahren und Vorrichtung zum Einbringen von Substanzen in einen SchmelzofenInfo
- Publication number
- DE69416496T2 DE69416496T2 DE69416496T DE69416496T DE69416496T2 DE 69416496 T2 DE69416496 T2 DE 69416496T2 DE 69416496 T DE69416496 T DE 69416496T DE 69416496 T DE69416496 T DE 69416496T DE 69416496 T2 DE69416496 T2 DE 69416496T2
- Authority
- DE
- Germany
- Prior art keywords
- melting furnace
- vertical shaft
- tuyere
- furnace
- transfer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000002844 melting Methods 0.000 title claims description 32
- 230000008018 melting Effects 0.000 title claims description 32
- 238000000034 method Methods 0.000 title claims description 16
- 239000000126 substance Substances 0.000 title description 5
- 239000000463 material Substances 0.000 claims description 86
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 38
- 238000012546 transfer Methods 0.000 claims description 36
- 239000000571 coke Substances 0.000 claims description 35
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 19
- 229910052799 carbon Inorganic materials 0.000 claims description 19
- 229910052742 iron Inorganic materials 0.000 claims description 19
- 230000005484 gravity Effects 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 238000007664 blowing Methods 0.000 claims description 16
- 230000007246 mechanism Effects 0.000 claims description 16
- 239000000654 additive Substances 0.000 claims description 15
- 238000011084 recovery Methods 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 238000005275 alloying Methods 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 238000003860 storage Methods 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 230000000996 additive effect Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000003245 coal Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- DALUDRGQOYMVLD-UHFFFAOYSA-N iron manganese Chemical compound [Mn].[Fe] DALUDRGQOYMVLD-UHFFFAOYSA-N 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000011777 magnesium Substances 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
- 238000003723 Smelting Methods 0.000 claims 1
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 claims 1
- 239000012768 molten material Substances 0.000 claims 1
- 239000004576 sand Substances 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 238000007792 addition Methods 0.000 description 18
- 239000002994 raw material Substances 0.000 description 15
- 239000007789 gas Substances 0.000 description 8
- 239000002893 slag Substances 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 6
- 235000019738 Limestone Nutrition 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000006028 limestone Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- 229910000616 Ferromanganese Inorganic materials 0.000 description 2
- 239000006004 Quartz sand Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 235000013980 iron oxide Nutrition 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000010742 number 1 fuel oil Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/02—Making special pig-iron, e.g. by applying additives, e.g. oxides of other metals
- C21B5/023—Injection of the additives into the melting part
-
- 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
- F27B1/10—Details, accessories or equipment specially adapted for furnaces of these types
- F27B1/16—Arrangements of tuyeres
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/0025—Charging or loading melting furnaces with material in the solid state
- F27D3/0026—Introducing additives into the melt
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Iron (AREA)
- Blast Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/160,943 US5427604A (en) | 1993-12-03 | 1993-12-03 | Alloy material addition method and apparatus for smelting and melting furnaces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69416496D1 DE69416496D1 (de) | 1999-03-25 |
| DE69416496T2 true DE69416496T2 (de) | 1999-07-01 |
Family
ID=22579132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69416496T Expired - Fee Related DE69416496T2 (de) | 1993-12-03 | 1994-12-02 | Verfahren und Vorrichtung zum Einbringen von Substanzen in einen Schmelzofen |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5427604A (enExample) |
| EP (1) | EP0656516B1 (enExample) |
| JP (1) | JP2875173B2 (enExample) |
| KR (1) | KR0132982B1 (enExample) |
| AU (1) | AU670218B2 (enExample) |
| BR (1) | BR9404238A (enExample) |
| CA (1) | CA2131428C (enExample) |
| DE (1) | DE69416496T2 (enExample) |
| TW (1) | TW257794B (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1218551B1 (en) * | 1999-09-16 | 2005-01-12 | Qual-Chem Limited | Method of introducing additives in steelmaking |
| LU90585B1 (en) * | 2000-04-26 | 2001-10-29 | Wurth Paul Sa | A device for discharging dust from a dry dust collector of a blast furnace |
| US20040103755A1 (en) * | 2002-08-12 | 2004-06-03 | Beyerstedt Ronald Jay | Method of producing cast iron |
| PL380708A1 (pl) * | 2006-09-28 | 2008-03-31 | Impexzłom Spółka Jawna J. Gul & U. A. Stankiewicz Zakład Pracy Chronionej W Upadłości Likwidacyjnej | Środek redukujący wsadu wielkopiecowego |
| JP5455983B2 (ja) * | 2011-06-21 | 2014-03-26 | テトロン インコーポレイテッド | 冶金学的に改善された溶融金属を供給する方法 |
| CN115261546B (zh) * | 2021-04-30 | 2024-05-14 | 宝山钢铁股份有限公司 | 转炉炼钢中最经济废钢比的确定方法、系统、设备和介质 |
| CN118241070B (zh) * | 2024-05-21 | 2024-07-30 | 湖南金智达金属材料科技有限公司 | 一种铝合金精炼用除渣装置 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE393557C (de) * | 1924-04-05 | Adolf Junius Dr | Vorrichtung zur Zufuehrung von feinem Gut in die Schmelzzone des Hochofens | |
| GB180395A (en) * | 1921-02-11 | 1922-05-11 | Ernst Diepschlag | A process for the working of shaft furnaces, and more especially of blast-furnaces |
| DE424228C (de) * | 1925-07-30 | 1926-01-20 | Arbed | Verfahren und Vorrichtung zur Einfuehrung von feinkoernigen Brennstoffen und sonstigem Beschickungsgut in die Schmelzzone von Hochoefen |
| DE699962C (de) * | 1939-12-14 | 1940-12-10 | Horstkoetter & Deppe Maschinen | Verfahren und Einrichtung zum Einfuehren von Eisenspaenen in die Schmelzzone von Schachtoefen |
| US2891782A (en) * | 1956-02-10 | 1959-06-23 | Air Reduction | Concentric-hopper batch-feeder |
| FR1434839A (fr) * | 1964-05-29 | 1966-04-08 | Kloeckner Werke Ag | Dispositif de distribution permettant d'introduire des additifs dans les tuyères de hauts fourneaux |
| US4030894A (en) * | 1975-06-30 | 1977-06-21 | Interlake, Inc. | Stabilized fuel slurry |
| JPS5942044B2 (ja) * | 1980-05-22 | 1984-10-12 | ドネツキイ ナウチノ−イスレドバテルスキイ インステイチユト チエルノイ メタルウルギイ | 粉末状燃料混合物を高炉羽口へ供給する方法 |
| USRE34418E (en) * | 1982-11-23 | 1993-10-26 | Injectall Limited | Apparatus and method for introducing substances into liquid metal |
| FR2580603B1 (fr) * | 1985-04-19 | 1988-05-06 | Ploegsteert Briqueteries | Distributeur de matiere granulee ou pulverulente et installation comprenant de tels distributeurs |
| CH674567A5 (enExample) * | 1986-12-24 | 1990-06-15 | Fischer Ag Georg | |
| JPS63183112A (ja) * | 1987-01-23 | 1988-07-28 | Sumitomo Metal Ind Ltd | 高炉への粉体吹込み方法 |
| JPS6470691A (en) * | 1987-09-10 | 1989-03-16 | Kawasaki Steel Co | Dust recycle method and device for vertical type melting reducing furnace |
| JP2679137B2 (ja) * | 1988-07-29 | 1997-11-19 | 住友金属工業株式会社 | 高炉への粉体吹込み方法 |
| CA2073707C (en) * | 1992-07-13 | 1998-04-21 | Raymond Lemay | Pneumatic injection of powder or granule through submerged tuyeres |
-
1993
- 1993-12-03 US US08/160,943 patent/US5427604A/en not_active Expired - Fee Related
-
1994
- 1994-09-02 CA CA002131428A patent/CA2131428C/en not_active Expired - Fee Related
- 1994-09-03 TW TW083108135A patent/TW257794B/zh active
- 1994-10-25 BR BR9404238A patent/BR9404238A/pt not_active IP Right Cessation
- 1994-10-27 KR KR1019940027617A patent/KR0132982B1/ko not_active Expired - Fee Related
- 1994-11-30 AU AU79152/94A patent/AU670218B2/en not_active Ceased
- 1994-12-01 JP JP6298390A patent/JP2875173B2/ja not_active Expired - Lifetime
- 1994-12-02 EP EP94308980A patent/EP0656516B1/en not_active Expired - Lifetime
- 1994-12-02 DE DE69416496T patent/DE69416496T2/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR950018490A (ko) | 1995-07-22 |
| JPH07197111A (ja) | 1995-08-01 |
| BR9404238A (pt) | 1995-07-25 |
| US5427604A (en) | 1995-06-27 |
| CA2131428C (en) | 1998-06-09 |
| CA2131428A1 (en) | 1995-06-04 |
| KR0132982B1 (ko) | 1998-04-17 |
| EP0656516B1 (en) | 1999-02-10 |
| DE69416496D1 (de) | 1999-03-25 |
| JP2875173B2 (ja) | 1999-03-24 |
| AU7915294A (en) | 1995-06-15 |
| TW257794B (enExample) | 1995-09-21 |
| AU670218B2 (en) | 1996-07-04 |
| EP0656516A1 (en) | 1995-06-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8339 | Ceased/non-payment of the annual fee |