BE563568A - - Google Patents
Info
- Publication number
- BE563568A BE563568A BE563568DA BE563568A BE 563568 A BE563568 A BE 563568A BE 563568D A BE563568D A BE 563568DA BE 563568 A BE563568 A BE 563568A
- Authority
- BE
- Belgium
- Prior art keywords
- slag
- desulphurization
- application
- sulfur
- oxygen
- Prior art date
Links
- 239000002893 slag Substances 0.000 claims description 50
- 238000000034 method Methods 0.000 claims description 46
- 229910052717 sulfur Inorganic materials 0.000 claims description 35
- 239000011593 sulfur Substances 0.000 claims description 32
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 31
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 18
- 239000002184 metal Substances 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 18
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 15
- 229910052760 oxygen Inorganic materials 0.000 claims description 15
- 239000001301 oxygen Substances 0.000 claims description 15
- 238000006477 desulfuration reaction Methods 0.000 claims description 11
- 230000023556 desulfurization Effects 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229910001018 Cast iron Inorganic materials 0.000 claims description 7
- 230000001590 oxidative effect Effects 0.000 claims description 7
- 238000003723 Smelting Methods 0.000 claims description 5
- 206010011416 Croup infectious Diseases 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims description 3
- 230000002378 acidificating effect Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 239000003570 air Substances 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 20
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 8
- 235000011941 Tilia x europaea Nutrition 0.000 description 8
- 239000004571 lime Substances 0.000 description 8
- 229910000805 Pig iron Inorganic materials 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 238000007254 oxidation reaction Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000003923 scrap metal Substances 0.000 description 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 230000001131 transforming effect 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE563568A true BE563568A (cg-RX-API-DMAC10.html) |
Family
ID=184751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE563568D BE563568A (cg-RX-API-DMAC10.html) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE563568A (cg-RX-API-DMAC10.html) |
-
0
- BE BE563568D patent/BE563568A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102206729A (zh) | 一种循环利用lf炉钢渣的方法 | |
| CN101512024B (zh) | 铅渣还原 | |
| Holappa | Recent achievements in iron and steel technology | |
| JP3428628B2 (ja) | ステンレス鋼の脱硫精錬方法 | |
| TW202313993A (zh) | 熔鋼之脫氮方法及鋼之製造方法 | |
| BE563568A (cg-RX-API-DMAC10.html) | ||
| JPS6164811A (ja) | 溶鋼の脱硫方法 | |
| JPS61127835A (ja) | 銅転炉の吹錬方法 | |
| BRPI0511154B1 (pt) | MÉTODO PARA REDUÇÃO DE Cr EM ESCÓRIAS METALÚRGICAS CONTENDO Cr | |
| JP5387045B2 (ja) | 軸受鋼の製造方法 | |
| JPH0967609A (ja) | 転炉の精錬方法 | |
| TW544468B (en) | Novel 3-stage process for making stainless steel | |
| Van der Knoop et al. | Desulphurisation during RH treatment at Hoogovens Staal | |
| JP3671000B2 (ja) | 溶銑の脱りん処理方法 | |
| JPS6239205B2 (cg-RX-API-DMAC10.html) | ||
| CN116694870A (zh) | 一种降低轴承钢夹杂物尺寸的冶炼方法 | |
| CN115612910A (zh) | 一种超超临界汽轮机转子用控氮不锈钢冶炼铸锭方法 | |
| JPH08260025A (ja) | 極低硫極低酸素鋼の製造方法 | |
| SU1747501A1 (ru) | Способ производства коррозионностойкой стали с массовой долей углерода не менее 0,06% | |
| JPH052723B2 (cg-RX-API-DMAC10.html) | ||
| GB460138A (en) | Improvements in and relating to the manufacture of iron | |
| JPH0128807B2 (cg-RX-API-DMAC10.html) | ||
| JPH1017917A (ja) | 酸化クロム含有ダストの有効利用方法 | |
| US987715A (en) | Manufacture of steel. | |
| JPS62120435A (ja) | 吹込み溶錬による鉛製錬法 |