CA1074224A - Furnace exhaust gas treatment process and apparatus - Google Patents
Furnace exhaust gas treatment process and apparatusInfo
- Publication number
- CA1074224A CA1074224A CA262,841A CA262841A CA1074224A CA 1074224 A CA1074224 A CA 1074224A CA 262841 A CA262841 A CA 262841A CA 1074224 A CA1074224 A CA 1074224A
- Authority
- CA
- Canada
- Prior art keywords
- furnace
- gases
- gas
- washing
- throat
- 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 description 15
- 230000008569 process Effects 0.000 title claims description 12
- 239000007789 gas Substances 0.000 claims abstract description 116
- 238000004140 cleaning Methods 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000002347 injection Methods 0.000 claims abstract description 15
- 239000007924 injection Substances 0.000 claims abstract description 15
- 239000002245 particle Substances 0.000 claims abstract description 8
- 238000005406 washing Methods 0.000 claims description 28
- 238000000746 purification Methods 0.000 claims description 8
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000005201 scrubbing Methods 0.000 claims 1
- 238000007600 charging Methods 0.000 description 14
- 238000009434 installation Methods 0.000 description 13
- 238000007789 sealing Methods 0.000 description 10
- 229940090044 injection Drugs 0.000 description 9
- 238000009826 distribution Methods 0.000 description 7
- 239000013618 particulate matter Substances 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000012806 monitoring device Methods 0.000 description 4
- 239000000112 cooling gas Substances 0.000 description 2
- 230000006837 decompression Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000012432 intermediate storage Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012858 resilient material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- -1 which both prevents Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/007—Controlling or regulating of the top pressure
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Blast Furnaces (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| LU73752A LU73752A1 (enrdf_load_stackoverflow) | 1975-11-06 | 1975-11-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1074224A true CA1074224A (en) | 1980-03-25 |
Family
ID=19728101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA262,841A Expired CA1074224A (en) | 1975-11-06 | 1976-10-06 | Furnace exhaust gas treatment process and apparatus |
Country Status (11)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| LU91559B1 (en) | 2009-04-28 | 2010-10-29 | Wurth Paul Sa | Method for feeding a burden to a blast furnace |
| LU91558B1 (en) * | 2009-04-28 | 2010-10-29 | Wurth Paul Sa | Method for feeding a burden to a blast furnace |
| LU91844B1 (en) * | 2011-07-22 | 2013-01-23 | Wurth Paul Sa | Charging device for shaft furnace |
| CN104110972B (zh) * | 2014-07-28 | 2016-03-09 | 苏州新思气体系统有限公司 | 一种退火炉系统的尾气回收净化循环利用装置及工艺 |
| LU92525B1 (en) * | 2014-08-19 | 2016-02-22 | Wurth Paul Sa | Blast furnace plant |
| FI3159640T4 (fi) | 2015-10-20 | 2024-12-12 | Danieli Corus Bv | Savukaasun puhdistusprosessi |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1260426A (fr) * | 1960-06-21 | 1961-05-05 | Koppers Co Inc | Perfectionnements apportés aux épurateurs-refroidisseurs pour gaz de haut-fourneau et analogues |
| US3343825A (en) * | 1964-01-25 | 1967-09-26 | Ishikawajima Harima Heavy Ind | Pressure equalizer and discharger of a blast furnace |
| DE2016205A1 (de) * | 1970-04-04 | 1971-10-07 | Demag Ag, 4100 Duisburg | Verfahren und Einrichtung zum Aus gleichen der Gasdrucke von Schleusen kammern und Ofenraum von Schachtofen, insbesondere von Hochofen |
| LU66125A1 (enrdf_load_stackoverflow) * | 1972-09-20 | 1973-01-17 |
-
1975
- 1975-11-06 LU LU73752A patent/LU73752A1/xx unknown
-
1976
- 1976-10-06 CA CA262,841A patent/CA1074224A/en not_active Expired
- 1976-10-07 FR FR7630171A patent/FR2330768A1/fr active Granted
- 1976-10-07 DE DE2645189A patent/DE2645189C2/de not_active Expired
- 1976-10-15 IT IT2839476A patent/IT1071465B/it active
- 1976-11-01 GB GB4535176A patent/GB1526478A/en not_active Expired
- 1976-11-03 SU SU762419401A patent/SU679112A3/ru active
- 1976-11-03 UA UA2419401A patent/UA7139A1/uk unknown
- 1976-11-04 JP JP13179476A patent/JPS5286909A/ja active Pending
- 1976-11-04 NL NL7612218A patent/NL184014C/xx active Search and Examination
- 1976-11-05 BR BR7607448A patent/BR7607448A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2645189A1 (de) | 1977-05-12 |
| BR7607448A (pt) | 1977-09-20 |
| FR2330768A1 (fr) | 1977-06-03 |
| LU73752A1 (enrdf_load_stackoverflow) | 1976-06-11 |
| UA7139A1 (uk) | 1995-06-30 |
| NL7612218A (nl) | 1977-05-10 |
| DE2645189C2 (de) | 1985-09-26 |
| SU679112A3 (ru) | 1979-08-05 |
| JPS5286909A (en) | 1977-07-20 |
| FR2330768B1 (enrdf_load_stackoverflow) | 1980-07-18 |
| GB1526478A (en) | 1978-09-27 |
| IT1071465B (it) | 1985-04-10 |
| NL184014C (nl) | 1989-03-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |