BE669580A - - Google Patents
Info
- Publication number
- BE669580A BE669580A BE669580A BE669580A BE669580A BE 669580 A BE669580 A BE 669580A BE 669580 A BE669580 A BE 669580A BE 669580 A BE669580 A BE 669580A BE 669580 A BE669580 A BE 669580A
- Authority
- BE
- Belgium
- Prior art keywords
- sep
- lime
- balls
- iron
- dephosphorization
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 31
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 28
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 28
- 239000004571 lime Substances 0.000 claims description 28
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 24
- 238000007664 blowing Methods 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 13
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 12
- 229910052698 phosphorus Inorganic materials 0.000 claims description 12
- 239000011574 phosphorus Substances 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 11
- 238000005054 agglomeration Methods 0.000 claims description 7
- 230000002776 aggregation Effects 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910001018 Cast iron Inorganic materials 0.000 claims description 4
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 4
- 239000012141 concentrate Substances 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 238000005245 sintering Methods 0.000 claims description 2
- 241001674048 Phthiraptera Species 0.000 claims 1
- 238000010891 electric arc Methods 0.000 claims 1
- -1 very fine Substances 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 13
- 229910000859 α-Fe Inorganic materials 0.000 description 13
- 229910000805 Pig iron Inorganic materials 0.000 description 9
- 238000002844 melting Methods 0.000 description 9
- 230000008018 melting Effects 0.000 description 9
- 239000002893 slag Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000000292 calcium oxide Substances 0.000 description 7
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000005261 decarburization Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 3
- 239000000920 calcium hydroxide Substances 0.000 description 3
- 235000011116 calcium hydroxide Nutrition 0.000 description 3
- 229910052681 coesite Inorganic materials 0.000 description 3
- 229910052906 cristobalite Inorganic materials 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- 229910052682 stishovite Inorganic materials 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 229910052905 tridymite Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000005496 eutectics Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 206010052804 Drug tolerance Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical group [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 235000011089 carbon dioxide Nutrition 0.000 description 1
- 229960004424 carbon dioxide Drugs 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000026781 habituation Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000011872 intimate mixture Substances 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
-
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
-
- 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
- C21C5/28—Manufacture of steel in the converter
- C21C5/36—Processes yielding slags of special composition
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE669580A BE669580A (enrdf_load_stackoverflow) | 1965-12-31 | 1965-12-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE669580A BE669580A (enrdf_load_stackoverflow) | 1965-12-31 | 1965-12-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE669580A true BE669580A (enrdf_load_stackoverflow) | 1965-12-31 |
Family
ID=3847910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE669580A BE669580A (enrdf_load_stackoverflow) | 1965-12-31 | 1965-12-31 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE669580A (enrdf_load_stackoverflow) |
-
1965
- 1965-12-31 BE BE669580A patent/BE669580A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20110000340A1 (en) | Method for removing copper in steel scraps | |
| WO2002092860A1 (fr) | Fer metallique granulaire | |
| FR2472019A1 (fr) | Procede de fabrication d'acier au four a arc, comportant le soufflage d'un materiau carbonace dans l'acier fondu | |
| JPS60152611A (ja) | スラグ改質方法 | |
| WO2020228240A1 (zh) | 一种利用含锌废钢冶炼高品质钢的方法 | |
| BE669580A (enrdf_load_stackoverflow) | ||
| TW202000926A (zh) | 鋼之製造方法 | |
| SU648118A3 (ru) | Способ получени легированных сталей | |
| RU2610975C2 (ru) | Способ выплавки стали в электродуговой печи | |
| AU727872B2 (en) | Basic oxygen process with iron oxide pellet addition | |
| RU2566230C2 (ru) | Способ переработки в кислородном конвертере низкокремнистого ванадийсодержащего металлического расплава | |
| RU2051973C1 (ru) | Способ выплавки стали в мартеновской печи | |
| SU789619A1 (ru) | Способ переработки цинксодержащих пылей доменного и сталеплавильного производства | |
| RU2051972C1 (ru) | Способ выплавки стали в мартеновской печи | |
| RU2788459C1 (ru) | Шихта для получения марганцевых ферросплавов | |
| RU2170270C1 (ru) | Наполнитель для материала для металлургического производства и способ получения материала для металлургического производства | |
| JPH0617498B2 (ja) | 上底吹転炉における高吹止Ｍｎ操業方法 | |
| SU773087A1 (ru) | Способ выплавки синтетического чугуна | |
| JP4411934B2 (ja) | 低燐溶銑の製造方法 | |
| JP3470523B2 (ja) | 鋼の転炉精錬方法 | |
| RU2820427C1 (ru) | Способ рафинирования жидкого чугуна | |
| SU384872A1 (ru) | Способ выплавки стали в кислородном конвертере | |
| SU1611943A1 (ru) | Способ выплавки стали в высокомощных дуговых печах | |
| SU1477755A1 (ru) | Брикет дл плавки чугуна | |
| RU2205231C1 (ru) | Способ передела чугуна в конвертере |