CA1043563A - Method and arrangement for increasing the blast temperature for a shaft furnace - Google Patents
Method and arrangement for increasing the blast temperature for a shaft furnaceInfo
- Publication number
- CA1043563A CA1043563A CA195,889A CA195889A CA1043563A CA 1043563 A CA1043563 A CA 1043563A CA 195889 A CA195889 A CA 195889A CA 1043563 A CA1043563 A CA 1043563A
- Authority
- CA
- Canada
- Prior art keywords
- gas
- blast
- plasma burner
- fuel
- source
- 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
Links
- 230000001965 increasing effect Effects 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title abstract description 10
- 239000000446 fuel Substances 0.000 claims description 20
- 238000007599 discharging Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000000571 coke Substances 0.000 abstract description 19
- 239000007789 gas Substances 0.000 description 27
- 239000003921 oil Substances 0.000 description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- 229910000805 Pig iron Inorganic materials 0.000 description 11
- 229910052742 iron Inorganic materials 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000003245 coal Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000008642 heat stress Effects 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000000126 substance Substances 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
- C21B5/002—Heated electrically (plasma)
-
- 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
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)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Blast Furnaces (AREA)
- Manufacture Of Iron (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7304333A SE371455B (en, 2012) | 1973-03-26 | 1973-03-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1043563A true CA1043563A (en) | 1978-12-05 |
Family
ID=20317042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA195,889A Expired CA1043563A (en) | 1973-03-26 | 1974-03-25 | Method and arrangement for increasing the blast temperature for a shaft furnace |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3970290A (en, 2012) |
| JP (2) | JPS5026701A (en, 2012) |
| BE (1) | BE812244A (en, 2012) |
| CA (1) | CA1043563A (en, 2012) |
| DE (1) | DE2413580C3 (en, 2012) |
| FR (1) | FR2223647B1 (en, 2012) |
| GB (1) | GB1473942A (en, 2012) |
| IT (1) | IT1055556B (en, 2012) |
| SE (1) | SE371455B (en, 2012) |
| SU (1) | SU955866A3 (en, 2012) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4072504A (en) * | 1973-01-26 | 1978-02-07 | Aktiebolaget Svenska Kullagerfabriken | Method of producing metal from metal oxides |
| JPS52122786A (en) * | 1976-04-09 | 1977-10-15 | Hitachi Ltd | Sequence controlling system |
| US4217479A (en) * | 1977-04-29 | 1980-08-12 | Swiss Aluminium Ltd. | High temperature reactor |
| US4129742A (en) * | 1977-07-01 | 1978-12-12 | Southwire Company | Plasma arc vertical shaft furnace |
| US4247732A (en) * | 1979-08-21 | 1981-01-27 | Westinghouse Electric Corp. | Method and apparatus for electrically firing an iron blast furnace |
| LU81976A1 (fr) * | 1979-12-10 | 1981-07-23 | Centre Rech Metallurgique | Procede d'injection de gaz reducteurs chauds dans un four a cuve |
| FR2512536B1 (fr) * | 1981-09-07 | 1989-09-01 | Siderurgie Fse Inst Rech | Procede pour alimenter en energie un four de rechauffage de produits metallurgiques |
| FR2512535B1 (fr) * | 1981-09-07 | 1987-07-31 | Siderurgie Fse Inst Rech | Procede d'alimentation energetique d'un four de rechauffage de produits metallurgiques |
| SE500352C2 (sv) * | 1982-04-07 | 1994-06-06 | Nordic Distributor Supply Ab | Sätt att utvinna metaller ur flytande slagg |
| SE434650B (sv) * | 1982-06-09 | 1984-08-06 | Skf Steel Eng Ab | Sett vid utnyttjande av plasmagenerator for hojning av blestertemperaturen i en schaktugn |
| GB2136939B (en) * | 1983-03-23 | 1986-05-08 | Skf Steel Eng Ab | Method for destroying refuse |
| SE8304273D0 (sv) * | 1983-08-04 | 1983-08-04 | Skf Steel Eng Ab | Sett och anordning for upphettning av en gas med en annan gas |
| US4707583A (en) * | 1983-09-19 | 1987-11-17 | Kennecott Corporation | Plasma heated sintering furnace |
| US4676940A (en) * | 1985-04-01 | 1987-06-30 | Kennecott Corporation | Plasma arc sintering of silicon carbide |
| US4666775A (en) * | 1985-04-01 | 1987-05-19 | Kennecott Corporation | Process for sintering extruded powder shapes |
| SE462070B (sv) * | 1986-08-11 | 1990-04-30 | Skf Steel Eng Ab | Saett att kontinuerligt oeverhetta stora gasfloeden |
| US4853033A (en) * | 1988-06-29 | 1989-08-01 | Electric Power Research Institute | Method of desulfurizing molten metal in a plasma fired cupola |
| JPH0722696B2 (ja) * | 1989-07-29 | 1995-03-15 | 新日本製鐵株式會社 | 微粉末の製造方法と装置ならびにその利用方法 |
| US5227117A (en) * | 1992-05-29 | 1993-07-13 | Usx Corporation | Apparatus for blast furnace fuel injection |
| WO2018201259A1 (en) * | 2017-05-04 | 2018-11-08 | Hatch Ltd. | Plasma heating blast air |
| CN107574273A (zh) * | 2017-08-29 | 2018-01-12 | 武汉凯迪工程技术研究总院有限公司 | 基于等离子体加热的高炉热风系统温度调控方法与设备 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US975625A (en) * | 1909-01-14 | 1910-11-15 | William O Bartholomew | Process of extracting iron from its ores. |
| US1393749A (en) * | 1919-12-08 | 1921-10-18 | American Metal Co Ltd | Blast-furnace |
| DE1558065B1 (de) * | 1966-02-06 | 1970-08-27 | Penzen Kompressornyj Zd | Gasgefeuerter Kupolofen |
| BE757182A (fr) * | 1969-10-07 | 1971-03-16 | Oesterr Alpine Montan | Procede pour la reduction de minerais |
-
1973
- 1973-03-26 SE SE7304333A patent/SE371455B/xx unknown
-
1974
- 1974-03-11 US US05/449,784 patent/US3970290A/en not_active Expired - Lifetime
- 1974-03-13 BE BE141957A patent/BE812244A/xx not_active IP Right Cessation
- 1974-03-19 JP JP49030667A patent/JPS5026701A/ja active Pending
- 1974-03-20 GB GB1237774A patent/GB1473942A/en not_active Expired
- 1974-03-21 DE DE2413580A patent/DE2413580C3/de not_active Expired
- 1974-03-22 FR FR7409807A patent/FR2223647B1/fr not_active Expired
- 1974-03-25 CA CA195,889A patent/CA1043563A/en not_active Expired
- 1974-03-25 IT IT67930/74A patent/IT1055556B/it active
-
1976
- 1976-11-03 SU SU762417000A patent/SU955866A3/ru active
-
1980
- 1980-03-17 JP JP1980033832U patent/JPS5746543Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3970290A (en) | 1976-07-20 |
| IT1055556B (it) | 1982-01-11 |
| DE2413580B2 (de) | 1978-04-27 |
| FR2223647B1 (en, 2012) | 1977-09-30 |
| BE812244A (fr) | 1974-07-01 |
| JPS55142543U (en, 2012) | 1980-10-13 |
| DE2413580A1 (de) | 1974-10-17 |
| DE2413580C3 (de) | 1978-12-21 |
| GB1473942A (en) | 1977-05-18 |
| SE371455B (en, 2012) | 1974-11-18 |
| FR2223647A1 (en, 2012) | 1974-10-25 |
| JPS5746543Y2 (en, 2012) | 1982-10-13 |
| JPS5026701A (en, 2012) | 1975-03-19 |
| SU955866A3 (ru) | 1982-08-30 |
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