CA2088438A1 - Operation of vertical shaft furnaces - Google Patents
Operation of vertical shaft furnacesInfo
- Publication number
- CA2088438A1 CA2088438A1 CA002088438A CA2088438A CA2088438A1 CA 2088438 A1 CA2088438 A1 CA 2088438A1 CA 002088438 A CA002088438 A CA 002088438A CA 2088438 A CA2088438 A CA 2088438A CA 2088438 A1 CA2088438 A1 CA 2088438A1
- Authority
- CA
- Canada
- Prior art keywords
- oxygen
- furnace
- coke
- gas mixture
- charge
- 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.)
- Abandoned
Links
- 229910052751 metal Inorganic materials 0.000 claims abstract description 109
- 239000002184 metal Substances 0.000 claims abstract description 109
- 239000000571 coke Substances 0.000 claims abstract description 99
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 93
- 239000001301 oxygen Substances 0.000 claims abstract description 93
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 93
- 239000007789 gas Substances 0.000 claims abstract description 48
- 239000000203 mixture Substances 0.000 claims abstract description 39
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000446 fuel Substances 0.000 claims abstract description 29
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 7
- 230000005484 gravity Effects 0.000 claims abstract description 4
- 238000002485 combustion reaction Methods 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 26
- 238000002347 injection Methods 0.000 claims description 16
- 239000007924 injection Substances 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 239000002245 particle Substances 0.000 claims description 5
- 238000010790 dilution Methods 0.000 claims description 4
- 239000012895 dilution Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000007865 diluting Methods 0.000 claims description 3
- 238000002844 melting Methods 0.000 abstract description 22
- 230000008018 melting Effects 0.000 abstract description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 12
- 229910052742 iron Inorganic materials 0.000 abstract description 6
- 239000000567 combustion gas Substances 0.000 abstract description 5
- 239000004215 Carbon black (E152) Substances 0.000 abstract description 3
- 229930195733 hydrocarbon Natural products 0.000 abstract description 3
- 150000002430 hydrocarbons Chemical class 0.000 abstract description 3
- 239000003570 air Substances 0.000 description 65
- 239000003921 oil Substances 0.000 description 12
- 239000002893 slag Substances 0.000 description 11
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 10
- 239000003517 fume Substances 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 235000019738 Limestone Nutrition 0.000 description 7
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 7
- 239000006028 limestone Substances 0.000 description 7
- 239000010703 silicon Substances 0.000 description 7
- 239000000919 ceramic Substances 0.000 description 5
- 230000003628 erosive effect Effects 0.000 description 5
- 239000010439 graphite Substances 0.000 description 5
- 229910002804 graphite Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000779 smoke Substances 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 229910000805 Pig iron Inorganic materials 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000007792 addition Methods 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 229910005347 FeSi Inorganic materials 0.000 description 1
- 229910001021 Ferroalloy Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000010771 distillate fuel oil Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture Of Iron (AREA)
- Heat Treatment Of Articles (AREA)
- Blast Furnaces (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB929202073A GB9202073D0 (en) | 1992-01-31 | 1992-01-31 | Operation of vertical shaft furnaces |
| GB9202073.4 | 1992-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2088438A1 true CA2088438A1 (en) | 1993-08-01 |
Family
ID=10709600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002088438A Abandoned CA2088438A1 (en) | 1992-01-31 | 1993-01-29 | Operation of vertical shaft furnaces |
Country Status (10)
| Country | Link |
|---|---|
| US (2) | US5304232A (en]) |
| EP (1) | EP0554022B1 (en]) |
| JP (1) | JPH0611262A (en]) |
| AT (1) | ATE167281T1 (en]) |
| AU (1) | AU657034B2 (en]) |
| CA (1) | CA2088438A1 (en]) |
| DE (1) | DE69318995T2 (en]) |
| GB (1) | GB9202073D0 (en]) |
| TR (1) | TR26856A (en]) |
| TW (1) | TW232711B (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412457A (zh) * | 2020-03-27 | 2020-07-14 | 江苏理文造纸有限公司 | 一种可有效降低nox排放的锅炉 |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2720078B1 (fr) * | 1994-05-18 | 1996-08-09 | Tech Ind Fonderie Centre | Procédé et dispositif de postcombustion des fumées d'un cubilot. |
| JPH09118907A (ja) * | 1995-10-23 | 1997-05-06 | Taiyo Chuki Co Ltd | 竪型迅速溶解炉 |
| CH690378A5 (de) * | 1996-03-04 | 2000-08-15 | Fischer Georg Disa Eng Ag | Verfahren zum Einschmelzen von metallischen Einsatzstoffen in einem Schachtofen. |
| EA007553B1 (ru) * | 2004-10-11 | 2006-10-27 | Оао "Минский Завод Отопительного Оборудования" | Способ выплавки чугуна в вагранках (варианты) |
| JP4751132B2 (ja) * | 2005-08-19 | 2011-08-17 | アイシン高丘株式会社 | キュポラ及びその運転方法 |
| JP4326581B2 (ja) * | 2007-09-06 | 2009-09-09 | 新日本製鐵株式会社 | 竪型炉の操業方法 |
| DE102009006573A1 (de) * | 2009-01-29 | 2010-08-05 | Linde Aktiengesellschaft | Verfahren zum Schmelzen von Einsatzmaterial in einem Kupolofen |
| US20120061618A1 (en) * | 2010-09-11 | 2012-03-15 | James Santoianni | Plasma gasification reactors with modified carbon beds and reduced coke requirements |
| JP5550664B2 (ja) * | 2012-01-13 | 2014-07-16 | 株式会社ナニワ炉機研究所 | 溶解炉 |
| JP5721009B2 (ja) * | 2012-03-26 | 2015-05-20 | 株式会社栗本鐵工所 | 溶解炉の操業方法 |
| CN104451149B (zh) * | 2015-01-07 | 2017-03-08 | 刘培骁 | 一种热风矿热炉 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE763817C (de) * | 1939-03-21 | 1954-07-12 | Thyssen Sche Gas U Wasserwerke | Verfahren zum Verhuetten von mit festem Brennstoff und Zuschlaegen vermischten Eisenerzen im Hochofen |
| GB914904A (en) * | 1959-10-28 | 1963-01-09 | British Oxygen Co Ltd | Melting of ferrous metal |
| GB1006274A (en) * | 1963-06-24 | 1965-09-29 | British Oxygen Co Ltd | Melting of ferrous metal |
| US3418108A (en) * | 1965-12-17 | 1968-12-24 | Ind Science Corp | Externally fired cupola furnace and method of operation thereof |
| US3603571A (en) * | 1967-08-11 | 1971-09-07 | Air Reduction | Apparatus for melting scrap metal |
| US3759699A (en) * | 1967-08-11 | 1973-09-18 | Airco Inc | Ting means process for melting scrap with a plurality of oppositely directed hea |
| DE2210467C3 (de) * | 1972-03-04 | 1976-01-08 | Kloeckner-Werke, Ag, 4100 Duisburg | Verfahren und Vorrichtung zur kontinuierlichen Erzeugung von Stahl aus Schrott |
| DE2327073C2 (de) * | 1973-05-26 | 1974-11-21 | Kloeckner-Werke Ag, 4100 Duisburg | Verfahren und Vorrichtung zum Einschmelzen von Schrott oder dgl |
| GB1500511A (en) * | 1974-01-21 | 1978-02-08 | Boc International Ltd | Vertical shaft furnace |
| GB1599356A (en) * | 1978-05-31 | 1981-09-30 | Boc Ltd | Method of melting non-ferrous metals |
| US4324583A (en) * | 1981-01-21 | 1982-04-13 | Union Carbide Corporation | Supersonic injection of oxygen in cupolas |
-
1992
- 1992-01-31 GB GB929202073A patent/GB9202073D0/en active Pending
-
1993
- 1993-01-13 US US08/003,899 patent/US5304232A/en not_active Expired - Fee Related
- 1993-01-22 DE DE69318995T patent/DE69318995T2/de not_active Expired - Fee Related
- 1993-01-22 AT AT93300491T patent/ATE167281T1/de active
- 1993-01-22 EP EP93300491A patent/EP0554022B1/en not_active Expired - Lifetime
- 1993-01-25 AU AU32041/93A patent/AU657034B2/en not_active Ceased
- 1993-01-29 CA CA002088438A patent/CA2088438A1/en not_active Abandoned
- 1993-02-01 TR TR00084/93A patent/TR26856A/xx unknown
- 1993-02-01 JP JP5014771A patent/JPH0611262A/ja active Pending
- 1993-02-13 TW TW082101011A patent/TW232711B/zh active
- 1993-10-12 US US08/135,218 patent/US5346183A/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111412457A (zh) * | 2020-03-27 | 2020-07-14 | 江苏理文造纸有限公司 | 一种可有效降低nox排放的锅炉 |
| CN111412457B (zh) * | 2020-03-27 | 2022-04-19 | 江苏理文造纸有限公司 | 一种可有效降低nox排放的锅炉 |
Also Published As
| Publication number | Publication date |
|---|---|
| ATE167281T1 (de) | 1998-06-15 |
| EP0554022B1 (en) | 1998-06-10 |
| AU3204193A (en) | 1993-08-05 |
| EP0554022A2 (en) | 1993-08-04 |
| DE69318995D1 (de) | 1998-07-16 |
| TW232711B (en]) | 1994-10-21 |
| JPH0611262A (ja) | 1994-01-21 |
| US5304232A (en) | 1994-04-19 |
| EP0554022A3 (en]) | 1994-03-02 |
| DE69318995T2 (de) | 1999-03-04 |
| GB9202073D0 (en) | 1992-03-18 |
| US5346183A (en) | 1994-09-13 |
| AU657034B2 (en) | 1995-02-23 |
| TR26856A (tr) | 1994-08-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FZDE | Discontinued |