CA1101204A - Process for further use of direct reduction blast furnace gas - Google Patents
Process for further use of direct reduction blast furnace gasInfo
- Publication number
- CA1101204A CA1101204A CA293,251A CA293251A CA1101204A CA 1101204 A CA1101204 A CA 1101204A CA 293251 A CA293251 A CA 293251A CA 1101204 A CA1101204 A CA 1101204A
- Authority
- CA
- Canada
- Prior art keywords
- gas
- coal
- heating
- blast furnace
- plant
- 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
- 238000000034 method Methods 0.000 title claims abstract description 40
- 230000008569 process Effects 0.000 title claims abstract description 37
- 239000003245 coal Substances 0.000 claims abstract description 68
- 238000010438 heat treatment Methods 0.000 claims abstract description 50
- 238000001035 drying Methods 0.000 claims abstract description 29
- 239000007789 gas Substances 0.000 claims description 139
- 239000000571 coke Substances 0.000 claims description 18
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 16
- 239000003546 flue gas Substances 0.000 claims description 16
- 239000002912 waste gas Substances 0.000 claims description 15
- 238000004939 coking Methods 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 238000002485 combustion reaction Methods 0.000 claims description 10
- 239000002737 fuel gas Substances 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 8
- 238000010304 firing Methods 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 239000003034 coal gas Substances 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 239000012159 carrier gas Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B57/00—Other carbonising or coking processes; Features of destructive distillation processes in general
- C10B57/08—Non-mechanical pretreatment of the charge, e.g. desulfurization
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/002—Evacuating and treating of exhaust 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
- C21B2100/40—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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Coke Industry (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2657249A DE2657249C3 (de) | 1976-12-17 | 1976-12-17 | Verfahren zur Weiterverwendung von Rohgichtgas |
| DEP2657249.6 | 1976-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1101204A true CA1101204A (en) | 1981-05-19 |
Family
ID=5995805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA293,251A Expired CA1101204A (en) | 1976-12-17 | 1977-12-16 | Process for further use of direct reduction blast furnace gas |
Country Status (16)
| Country | Link |
|---|---|
| JP (1) | JPS5381501A (es) |
| AT (1) | AT363966B (es) |
| AU (1) | AU512808B2 (es) |
| BR (1) | BR7708356A (es) |
| CA (1) | CA1101204A (es) |
| CH (1) | CH634345A5 (es) |
| DD (1) | DD133569A5 (es) |
| DE (1) | DE2657249C3 (es) |
| ES (1) | ES465002A1 (es) |
| FR (1) | FR2374400A1 (es) |
| GB (1) | GB1593527A (es) |
| NL (1) | NL7714011A (es) |
| PL (1) | PL120652B1 (es) |
| SE (1) | SE7713819L (es) |
| SU (1) | SU822758A3 (es) |
| ZA (1) | ZA777247B (es) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2816476C3 (de) * | 1978-04-15 | 1980-10-09 | Didier Engineering Gmbh, 4300 Essen | Verfahren zur Rückgewinnung von Koksofenabwärme |
| AT406964B (de) * | 1998-03-11 | 2000-11-27 | Voest Alpine Ind Anlagen | Verfahren zur herstellung von flüssigem roheisen und/oder stahlvorprodukten |
| WO2004101829A2 (en) | 2003-05-15 | 2004-11-25 | Hylsa, S.A. De C.V. | Method and apparatus for improved use of primary energy sources in integrated steel plants |
| CN106118697A (zh) * | 2016-08-12 | 2016-11-16 | 田东昊润新材料科技有限公司 | 热能循环利用的褐煤连续式焦化设备 |
| CN111485060B (zh) * | 2020-05-27 | 2023-06-27 | 沈阳东大山汇环境科技有限公司 | 一种自发生煤气循环无尾气排放冶炼废钢系统及炼钢方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB407665A (en) * | 1932-06-17 | 1934-03-22 | Pierre Eugene Henri Forsans | Improvements in or relating to the treatment of coal and like materials |
| DE1187584B (de) * | 1954-07-30 | 1965-02-25 | Steinmueller Gmbh L & C | Verfahren zur Vortrocknung von Kohle |
| GB1149758A (en) * | 1966-04-14 | 1969-04-23 | Inst Energetik | Process and apparatus for the coking of pit coal |
-
1976
- 1976-12-17 DE DE2657249A patent/DE2657249C3/de not_active Expired
-
1977
- 1977-11-11 CH CH1377077A patent/CH634345A5/de not_active IP Right Cessation
- 1977-11-30 SU SU772547451A patent/SU822758A3/ru active
- 1977-12-05 ZA ZA00777247A patent/ZA777247B/xx unknown
- 1977-12-05 JP JP14520677A patent/JPS5381501A/ja active Pending
- 1977-12-06 SE SE7713819A patent/SE7713819L/ not_active Application Discontinuation
- 1977-12-13 AU AU31500/77A patent/AU512808B2/en not_active Expired
- 1977-12-13 ES ES465002A patent/ES465002A1/es not_active Expired
- 1977-12-15 PL PL1977202979A patent/PL120652B1/pl unknown
- 1977-12-15 DD DD7700202664A patent/DD133569A5/xx unknown
- 1977-12-15 BR BR7708356A patent/BR7708356A/pt unknown
- 1977-12-16 FR FR7738089A patent/FR2374400A1/fr active Granted
- 1977-12-16 CA CA293,251A patent/CA1101204A/en not_active Expired
- 1977-12-16 GB GB52481/77A patent/GB1593527A/en not_active Expired
- 1977-12-16 AT AT0902677A patent/AT363966B/de not_active IP Right Cessation
- 1977-12-16 NL NL7714011A patent/NL7714011A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AU512808B2 (en) | 1980-10-30 |
| FR2374400B1 (es) | 1980-06-13 |
| ES465002A1 (es) | 1978-09-01 |
| JPS5381501A (en) | 1978-07-19 |
| CH634345A5 (en) | 1983-01-31 |
| BR7708356A (pt) | 1978-07-25 |
| SU822758A3 (ru) | 1981-04-15 |
| ZA777247B (en) | 1978-09-27 |
| PL120652B1 (en) | 1982-03-31 |
| SE7713819L (sv) | 1978-06-18 |
| DE2657249B2 (de) | 1980-01-10 |
| FR2374400A1 (fr) | 1978-07-13 |
| AU3150077A (en) | 1979-06-21 |
| DE2657249A1 (de) | 1978-07-06 |
| DE2657249C3 (de) | 1980-09-04 |
| PL202979A1 (pl) | 1978-08-14 |
| NL7714011A (nl) | 1978-06-20 |
| GB1593527A (en) | 1981-07-15 |
| DD133569A5 (de) | 1979-01-10 |
| ATA902677A (de) | 1981-02-15 |
| AT363966B (de) | 1981-09-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |