DE2150682C2 - Verfahren für den Betrieb eines Hochofens - Google Patents
Verfahren für den Betrieb eines HochofensInfo
- Publication number
- DE2150682C2 DE2150682C2 DE19712150682 DE2150682A DE2150682C2 DE 2150682 C2 DE2150682 C2 DE 2150682C2 DE 19712150682 DE19712150682 DE 19712150682 DE 2150682 A DE2150682 A DE 2150682A DE 2150682 C2 DE2150682 C2 DE 2150682C2
- Authority
- DE
- Germany
- Prior art keywords
- temperature
- injection
- gases
- blast furnace
- oxygen
- 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 18
- 239000007789 gas Substances 0.000 claims description 41
- 238000002347 injection Methods 0.000 claims description 24
- 239000007924 injection Substances 0.000 claims description 24
- 229910052760 oxygen Inorganic materials 0.000 claims description 17
- 239000001301 oxygen Substances 0.000 claims description 17
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 16
- 239000000571 coke Substances 0.000 claims description 14
- 229930195733 hydrocarbon Natural products 0.000 claims description 14
- 150000002430 hydrocarbons Chemical class 0.000 claims description 14
- 239000004215 Carbon black (E152) Substances 0.000 claims description 13
- 238000000071 blow moulding Methods 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 238000007254 oxidation reaction Methods 0.000 claims description 2
- 238000004227 thermal cracking Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims 4
- 239000000463 material Substances 0.000 claims 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 14
- 229910000805 Pig iron Inorganic materials 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000003345 natural gas Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010763 heavy fuel oil Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000010426 asphalt Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- -1 oil or natural gas Chemical class 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
Classifications
-
- 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
- C21B7/00—Blast furnaces
- C21B7/16—Tuyéres
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE757593 | 1970-10-15 | ||
| BE757982 | 1970-10-23 | ||
| BE758337 | 1970-10-30 | ||
| BE758420 | 1970-11-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2150682A1 DE2150682A1 (de) | 1972-06-08 |
| DE2150682C2 true DE2150682C2 (de) | 1982-11-18 |
Family
ID=27424972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712150682 Expired DE2150682C2 (de) | 1970-10-15 | 1971-10-12 | Verfahren für den Betrieb eines Hochofens |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE2150682C2 (enrdf_load_stackoverflow) |
| FR (1) | FR2111135A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1355696A (enrdf_load_stackoverflow) |
| LU (1) | LU64036A1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63171818A (ja) * | 1987-01-09 | 1988-07-15 | Nkk Corp | 酸素高炉の羽口 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR494209A (fr) * | 1917-01-12 | 1919-09-03 | Rene Ludovic Meunier | Procédé de réduction de minerais de fer et appareils pour la réalisation de ce procédé |
| DE697172C (de) * | 1936-11-20 | 1940-10-08 | Thyssen Sche Gas Und Wasserwer | hes beim Verhuetten von mit Zuschlaegen vermischten Eisenerzen und Hochofen zur Ausfuehrung des Verfahrens |
| US2952533A (en) * | 1956-02-21 | 1960-09-13 | Cuscoleca Otwin | Method of operating a furnace in which the material treated is reduced |
| FR1171136A (fr) * | 1957-04-11 | 1959-01-22 | Siderurgie Fse Inst Rech | Perfectionnements aux tuyères de four à cuve et en particulier aux tuyères de haut fourneau |
| US2952553A (en) * | 1959-01-12 | 1960-09-13 | Diamond Alkali Co | Method for forming a metal casting mold |
| LU38660A1 (enrdf_load_stackoverflow) * | 1959-05-27 | |||
| FR1307093A (fr) * | 1961-11-29 | 1962-10-19 | Ruhrstahl Ag | Four à cuve et procédé pour la fusion de riblons et pour l'élaboration d'acier |
| US3547624A (en) * | 1966-12-16 | 1970-12-15 | Air Reduction | Method of processing metal-bearing charge in a furnace having oxy-fuel burners in furnace tuyeres |
| GB1218912A (en) * | 1968-01-04 | 1971-01-13 | British Iron Steel Research | Blast furnace operation |
-
1971
- 1971-10-08 FR FR7136209A patent/FR2111135A5/fr not_active Expired
- 1971-10-11 LU LU64036D patent/LU64036A1/xx unknown
- 1971-10-12 DE DE19712150682 patent/DE2150682C2/de not_active Expired
- 1971-10-15 GB GB4816671A patent/GB1355696A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2111135A5 (enrdf_load_stackoverflow) | 1972-06-02 |
| DE2150682A1 (de) | 1972-06-08 |
| LU64036A1 (enrdf_load_stackoverflow) | 1972-04-12 |
| GB1355696A (en) | 1974-06-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8172 | Supplementary division/partition in: |
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| AH | Division in |
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|
| Q171 | Divided out to: |
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| AH | Division in |
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|
| D2 | Grant after examination | ||
| 8339 | Ceased/non-payment of the annual fee |