NO132763B - - Google Patents
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- Publication number
- NO132763B NO132763B NO4025/72A NO402572A NO132763B NO 132763 B NO132763 B NO 132763B NO 4025/72 A NO4025/72 A NO 4025/72A NO 402572 A NO402572 A NO 402572A NO 132763 B NO132763 B NO 132763B
- Authority
- NO
- Norway
- Prior art keywords
- furnace
- oxygen
- molten metal
- fuel
- chamber
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 claims description 76
- 239000002184 metal Substances 0.000 claims description 76
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 68
- 239000001301 oxygen Substances 0.000 claims description 68
- 229910052760 oxygen Inorganic materials 0.000 claims description 68
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 67
- 238000000034 method Methods 0.000 claims description 48
- 229910000831 Steel Inorganic materials 0.000 claims description 39
- 239000010959 steel Substances 0.000 claims description 39
- 230000008569 process Effects 0.000 claims description 34
- 239000000446 fuel Substances 0.000 claims description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 20
- 229910052799 carbon Inorganic materials 0.000 claims description 20
- 239000004215 Carbon black (E152) Substances 0.000 claims description 12
- 229930195733 hydrocarbon Natural products 0.000 claims description 12
- 150000002430 hydrocarbons Chemical class 0.000 claims description 12
- 230000002829 reductive effect Effects 0.000 claims description 12
- 230000003628 erosive effect Effects 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 6
- 229910052752 metalloid Inorganic materials 0.000 claims description 6
- 150000002738 metalloids Chemical class 0.000 claims description 6
- 238000009835 boiling Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 4
- 238000005187 foaming Methods 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 3
- 230000009467 reduction Effects 0.000 claims description 2
- 230000008030 elimination Effects 0.000 claims 1
- 238000003379 elimination reaction Methods 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 description 30
- 238000007254 oxidation reaction Methods 0.000 description 20
- 230000003647 oxidation Effects 0.000 description 18
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 16
- 239000004575 stone Substances 0.000 description 11
- 229910000805 Pig iron Inorganic materials 0.000 description 9
- 238000010079 rubber tapping Methods 0.000 description 9
- 239000001294 propane Substances 0.000 description 8
- 238000007664 blowing Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 238000009628 steelmaking Methods 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 238000007792 addition Methods 0.000 description 5
- 238000009826 distribution Methods 0.000 description 5
- 239000011819 refractory material Substances 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000001095 magnesium carbonate Substances 0.000 description 2
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 2
- 235000014380 magnesium carbonate Nutrition 0.000 description 2
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 244000007645 Citrus mitis Species 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000011822 basic refractory Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/04—Manufacture of hearth-furnace steel, e.g. Siemens-Martin steel
-
- 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
- F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank furnaces
- F27B3/002—Siemens-Martin type furnaces
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA137,789A CA998526A (en) | 1972-03-22 | 1972-03-22 | Open hearth furnace |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO132763B true NO132763B (fr) | 1975-09-22 |
| NO132763C NO132763C (fr) | 1975-12-29 |
Family
ID=4092731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO402572A NO132763C (fr) | 1972-03-22 | 1972-11-07 |
Country Status (17)
| Country | Link |
|---|---|
| AR (1) | AR196505A1 (fr) |
| AU (1) | AU465896B2 (fr) |
| BE (1) | BE791958A (fr) |
| BG (1) | BG20121A3 (fr) |
| BR (1) | BR7300080D0 (fr) |
| CA (1) | CA998526A (fr) |
| DD (1) | DD100282A5 (fr) |
| DE (1) | DE2255945A1 (fr) |
| ES (1) | ES408782A1 (fr) |
| FR (1) | FR2176656A1 (fr) |
| GB (1) | GB1410045A (fr) |
| HU (1) | HU164510B (fr) |
| IT (1) | IT974010B (fr) |
| NL (1) | NL7215782A (fr) |
| NO (1) | NO132763C (fr) |
| RO (1) | RO60571A (fr) |
| ZA (1) | ZA727970B (fr) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2719981C3 (de) * | 1977-05-04 | 1987-12-03 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren zur Stahlerzeugung |
| DE2816543C2 (de) * | 1978-04-17 | 1988-04-14 | Eisenwerk-Gesellschaft Maximilianshütte mbH, 8458 Sulzbach-Rosenberg | Verfahren zur Stahlerzeugung |
-
0
- BE BE791958D patent/BE791958A/fr unknown
-
1972
- 1972-03-22 CA CA137,789A patent/CA998526A/en not_active Expired
- 1972-11-06 GB GB5101972A patent/GB1410045A/en not_active Expired
- 1972-11-07 AU AU48613/72A patent/AU465896B2/en not_active Expired
- 1972-11-07 NO NO402572A patent/NO132763C/no unknown
- 1972-11-10 ZA ZA727970A patent/ZA727970B/xx unknown
- 1972-11-13 HU HUSI001281 patent/HU164510B/hu unknown
- 1972-11-15 DE DE2255945A patent/DE2255945A1/de active Pending
- 1972-11-16 BG BG021882A patent/BG20121A3/xx unknown
- 1972-11-20 ES ES408782A patent/ES408782A1/es not_active Expired
- 1972-11-22 NL NL7215782A patent/NL7215782A/xx unknown
- 1972-11-28 FR FR7242219A patent/FR2176656A1/fr not_active Withdrawn
- 1972-11-28 RO RO7296472A patent/RO60571A/ro unknown
- 1972-12-07 DD DD16737472A patent/DD100282A5/xx unknown
- 1972-12-12 IT IT5463272A patent/IT974010B/it active
- 1972-12-28 AR AR24591172A patent/AR196505A1/es active
-
1973
- 1973-01-04 BR BR8073A patent/BR7300080D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BG20121A3 (bg) | 1975-10-30 |
| DD100282A5 (fr) | 1973-09-12 |
| BE791958A (fr) | 1973-03-16 |
| FR2176656A1 (fr) | 1973-11-02 |
| NO132763C (fr) | 1975-12-29 |
| AU4861372A (en) | 1974-05-09 |
| AR196505A1 (es) | 1974-02-06 |
| CA998526A (en) | 1976-10-19 |
| BR7300080D0 (pt) | 1974-06-27 |
| NL7215782A (fr) | 1973-09-25 |
| HU164510B (fr) | 1974-02-28 |
| DE2255945A1 (de) | 1973-10-11 |
| RO60571A (fr) | 1976-10-15 |
| IT974010B (it) | 1974-06-20 |
| ZA727970B (en) | 1973-07-25 |
| AU465896B2 (en) | 1975-10-09 |
| ES408782A1 (es) | 1975-10-16 |
| GB1410045A (en) | 1975-10-15 |
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