NL8001834A - Werkwijze voor het ontzwavelen van gesmolten metaal. - Google Patents
Werkwijze voor het ontzwavelen van gesmolten metaal. Download PDFInfo
- Publication number
- NL8001834A NL8001834A NL8001834A NL8001834A NL8001834A NL 8001834 A NL8001834 A NL 8001834A NL 8001834 A NL8001834 A NL 8001834A NL 8001834 A NL8001834 A NL 8001834A NL 8001834 A NL8001834 A NL 8001834A
- Authority
- NL
- Netherlands
- Prior art keywords
- metal
- aluminum
- desulfurization
- desulfurizing
- agent
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims description 14
- 239000002184 metal Substances 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 22
- 230000003009 desulfurizing effect Effects 0.000 claims description 19
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 17
- 238000006477 desulfuration reaction Methods 0.000 claims description 14
- 230000023556 desulfurization Effects 0.000 claims description 14
- 229910052782 aluminium Inorganic materials 0.000 claims description 13
- 229910000805 Pig iron Inorganic materials 0.000 claims description 7
- 229910000272 alkali metal oxide Inorganic materials 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000008187 granular material Substances 0.000 description 4
- 239000011777 magnesium Substances 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- -1 for example Substances 0.000 description 3
- 239000012943 hotmelt Substances 0.000 description 3
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910000027 potassium carbonate Inorganic materials 0.000 description 2
- 230000001603 reducing effect Effects 0.000 description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 description 2
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 2
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920001353 Dextrin Polymers 0.000 description 1
- 239000004375 Dextrin Substances 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 229910052977 alkali metal sulfide Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
- 229910001634 calcium fluoride Inorganic materials 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 235000019425 dextrin Nutrition 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 description 1
- 229910001635 magnesium fluoride Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- VLYFRFHWUBBLRR-UHFFFAOYSA-L potassium;sodium;carbonate Chemical compound [Na+].[K+].[O-]C([O-])=O VLYFRFHWUBBLRR-UHFFFAOYSA-L 0.000 description 1
- SKFYTVYMYJCRET-UHFFFAOYSA-J potassium;tetrafluoroalumanuide Chemical compound [F-].[F-].[F-].[F-].[Al+3].[K+] SKFYTVYMYJCRET-UHFFFAOYSA-J 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000011775 sodium fluoride Substances 0.000 description 1
- 235000013024 sodium fluoride Nutrition 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 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
- 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
- C21C1/00—Refining of pig-iron; Cast iron
- C21C1/02—Dephosphorising or desulfurising
- C21C1/025—Agents used for 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)
- Treatment Of Steel In Its Molten State (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3698779A JPS55131112A (en) | 1979-03-30 | 1979-03-30 | Molten metal desulfurizing method |
| JP3698779 | 1979-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8001834A true NL8001834A (nl) | 1980-10-02 |
Family
ID=12485091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8001834A NL8001834A (nl) | 1979-03-30 | 1980-03-28 | Werkwijze voor het ontzwavelen van gesmolten metaal. |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS55131112A (fr) |
| AU (1) | AU524961B2 (fr) |
| BE (1) | BE881916A (fr) |
| CA (1) | CA1139568A (fr) |
| DE (1) | DE3009477A1 (fr) |
| FR (1) | FR2452521A1 (fr) |
| GB (1) | GB2050430A (fr) |
| IT (2) | IT1153795B (fr) |
| LU (1) | LU82305A1 (fr) |
| NL (1) | NL8001834A (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63145707A (ja) * | 1986-12-08 | 1988-06-17 | Nisshin Steel Co Ltd | 溶銑脱硫剤 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR573866A (fr) * | 1923-11-28 | 1924-07-02 | Agent de désulfuration du fer et de l'acier | |
| DE881797C (de) * | 1949-11-30 | 1953-07-02 | Solvay Werke Gmbh | Entschwefeln und Desoxydieren einer Eisenschmelze |
| FR1125154A (fr) * | 1955-04-28 | 1956-10-25 | Siderurgie Fse Inst Rech | Procédé pour désulfurer les métaux en fusion et en particulièr la fonte |
| FR1168646A (fr) * | 1957-02-21 | 1958-12-11 | Siderurgie Fse Inst Rech | Procédé d'insufflation pour désulfurer les métaux en fusion, en particulier la fonte et l'acier |
| CH363670A (de) * | 1962-01-11 | 1962-08-15 | Technochemie Ets | Mittel zur Entschwefelung und/oder Entphosphorung von Eisen- und Stahlschmelzen und Verfahren zu dessen Herstellung |
| LU65436A1 (fr) * | 1971-06-07 | 1972-08-24 | ||
| DE2730016C3 (de) * | 1977-07-02 | 1984-05-30 | Stahlwerke Peine-Salzgitter Ag, 3150 Peine | Verfahren zum Soda-Entschwefeln von Eisenschmelzen |
-
1979
- 1979-03-30 JP JP3698779A patent/JPS55131112A/ja active Pending
-
1980
- 1980-02-26 BE BE2/58428A patent/BE881916A/fr not_active IP Right Cessation
- 1980-03-05 CA CA000347048A patent/CA1139568A/fr not_active Expired
- 1980-03-11 GB GB8008110A patent/GB2050430A/en not_active Withdrawn
- 1980-03-12 DE DE19803009477 patent/DE3009477A1/de not_active Ceased
- 1980-03-25 AU AU56802/80A patent/AU524961B2/en not_active Ceased
- 1980-03-28 LU LU82305A patent/LU82305A1/fr unknown
- 1980-03-28 IT IT09395/80A patent/IT1153795B/it active
- 1980-03-28 NL NL8001834A patent/NL8001834A/nl not_active Application Discontinuation
- 1980-03-28 IT IT1980A09395A patent/IT8009395A1/it unknown
- 1980-03-28 FR FR8006932A patent/FR2452521A1/fr active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| AU5680280A (en) | 1980-10-02 |
| IT8009395A0 (it) | 1980-03-28 |
| IT8009395A1 (it) | 1981-09-28 |
| IT1153795B (it) | 1987-01-21 |
| FR2452521A1 (fr) | 1980-10-24 |
| DE3009477A1 (de) | 1980-10-09 |
| GB2050430A (en) | 1981-01-07 |
| AU524961B2 (en) | 1982-10-14 |
| JPS55131112A (en) | 1980-10-11 |
| LU82305A1 (fr) | 1980-07-01 |
| CA1139568A (fr) | 1983-01-18 |
| BE881916A (fr) | 1980-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed |