RU2274668C2 - Способ преобразования металлотермического шлака - Google Patents
Способ преобразования металлотермического шлака Download PDFInfo
- Publication number
- RU2274668C2 RU2274668C2 RU2004112894A RU2004112894A RU2274668C2 RU 2274668 C2 RU2274668 C2 RU 2274668C2 RU 2004112894 A RU2004112894 A RU 2004112894A RU 2004112894 A RU2004112894 A RU 2004112894A RU 2274668 C2 RU2274668 C2 RU 2274668C2
- Authority
- RU
- Russia
- Prior art keywords
- slag
- fluxes
- reaction
- metallothermic
- charge
- Prior art date
Links
- 239000002893 slag Substances 0.000 title claims abstract description 127
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 73
- 238000000034 method Methods 0.000 title claims abstract description 30
- 230000004907 flux Effects 0.000 claims abstract description 97
- 229910052751 metal Inorganic materials 0.000 claims abstract description 57
- 239000002184 metal Substances 0.000 claims abstract description 57
- 230000009467 reduction Effects 0.000 claims abstract description 19
- 239000002245 particle Substances 0.000 claims abstract description 11
- 230000008569 process Effects 0.000 claims abstract description 11
- 230000005496 eutectics Effects 0.000 claims abstract description 9
- 239000000428 dust Substances 0.000 claims abstract description 5
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 5
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 5
- 229910052720 vanadium Inorganic materials 0.000 claims abstract description 5
- 230000009471 action Effects 0.000 claims abstract description 4
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 4
- 229910052758 niobium Inorganic materials 0.000 claims abstract description 4
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 4
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 70
- 239000000292 calcium oxide Substances 0.000 claims description 35
- 235000012255 calcium oxide Nutrition 0.000 claims description 35
- 239000010436 fluorite Substances 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 229910001610 cryolite Inorganic materials 0.000 claims description 6
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 5
- 239000004571 lime Substances 0.000 claims description 5
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 4
- 235000013980 iron oxide Nutrition 0.000 claims description 4
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 4
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000010459 dolomite Substances 0.000 claims description 3
- 229910000514 dolomite Inorganic materials 0.000 claims description 3
- 239000000395 magnesium oxide Substances 0.000 claims description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000004576 sand Substances 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- 229910052738 indium Inorganic materials 0.000 claims 2
- 239000000203 mixture Substances 0.000 abstract description 28
- -1 ferrous metals Chemical class 0.000 abstract description 11
- 239000000126 substance Substances 0.000 abstract description 8
- 150000002739 metals Chemical class 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract 2
- 238000009856 non-ferrous metallurgy Methods 0.000 abstract 2
- 238000002844 melting Methods 0.000 description 32
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 30
- 230000008018 melting Effects 0.000 description 30
- 238000006722 reduction reaction Methods 0.000 description 21
- 239000003638 chemical reducing agent Substances 0.000 description 17
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 16
- 238000005516 engineering process Methods 0.000 description 15
- 229910004298 SiO 2 Inorganic materials 0.000 description 14
- 229910052742 iron Inorganic materials 0.000 description 14
- 229910045601 alloy Inorganic materials 0.000 description 12
- 239000000956 alloy Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000010410 layer Substances 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 239000007795 chemical reaction product Substances 0.000 description 6
- 229910044991 metal oxide Inorganic materials 0.000 description 6
- 229910052710 silicon Inorganic materials 0.000 description 6
- 150000004706 metal oxides Chemical class 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 239000000654 additive Substances 0.000 description 4
- 238000007133 aluminothermic reaction Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 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 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 239000003085 diluting agent Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 235000010755 mineral Nutrition 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 229910052566 spinel group Inorganic materials 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 238000012932 thermodynamic analysis Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000004645 aluminates Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000003009 desulfurizing effect Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000012245 magnesium oxide Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004452 microanalysis Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- 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
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CZ20031285A CZ293790B6 (cs) | 2003-05-07 | 2003-05-07 | Způsob úpravy metalotermické strusky |
| CZPV2003-1285 | 2003-05-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2004112894A RU2004112894A (ru) | 2005-10-27 |
| RU2274668C2 true RU2274668C2 (ru) | 2006-04-20 |
Family
ID=32602133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2004112894A RU2274668C2 (ru) | 2003-05-07 | 2004-04-28 | Способ преобразования металлотермического шлака |
Country Status (2)
| Country | Link |
|---|---|
| CZ (1) | CZ293790B6 (cs) |
| RU (1) | RU2274668C2 (cs) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2909427A (en) * | 1958-07-22 | 1959-10-20 | Vanadium Corp Of America | Process of making ferrocolumbium from columbite ore |
| SU498345A1 (ru) * | 1973-01-12 | 1976-01-05 | Пышминский Опытный Завод "Гиредмет" | Способ получени лигатур тугоплавких металлов |
| US4053307A (en) * | 1976-01-16 | 1977-10-11 | Showa Denko K. K. | Process for manufacture of high-chromium iron alloy |
| DE3215369A1 (de) * | 1981-05-13 | 1982-12-02 | Continental Alloys S.A., 2010 Dommeldange | Verfahren zum erhoehen der ausbeuten im rahmen von metallothermischen prozessen |
| RU2166556C1 (ru) * | 2000-01-10 | 2001-05-10 | ОАО "Нижнетагильский металлургический комбинат" | Способ выплавки феррованадия |
| WO2001066809A1 (fr) * | 2000-03-07 | 2001-09-13 | Nkk Corporation | Métal contenant du chrome et procédé de production associé |
-
2003
- 2003-05-07 CZ CZ20031285A patent/CZ293790B6/cs not_active IP Right Cessation
-
2004
- 2004-04-28 RU RU2004112894A patent/RU2274668C2/ru not_active IP Right Cessation
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2909427A (en) * | 1958-07-22 | 1959-10-20 | Vanadium Corp Of America | Process of making ferrocolumbium from columbite ore |
| SU498345A1 (ru) * | 1973-01-12 | 1976-01-05 | Пышминский Опытный Завод "Гиредмет" | Способ получени лигатур тугоплавких металлов |
| US4053307A (en) * | 1976-01-16 | 1977-10-11 | Showa Denko K. K. | Process for manufacture of high-chromium iron alloy |
| DE3215369A1 (de) * | 1981-05-13 | 1982-12-02 | Continental Alloys S.A., 2010 Dommeldange | Verfahren zum erhoehen der ausbeuten im rahmen von metallothermischen prozessen |
| RU2166556C1 (ru) * | 2000-01-10 | 2001-05-10 | ОАО "Нижнетагильский металлургический комбинат" | Способ выплавки феррованадия |
| WO2001066809A1 (fr) * | 2000-03-07 | 2001-09-13 | Nkk Corporation | Métal contenant du chrome et procédé de production associé |
Also Published As
| Publication number | Publication date |
|---|---|
| CZ20031285A3 (cs) | 2004-07-14 |
| CZ293790B6 (cs) | 2004-07-14 |
| RU2004112894A (ru) | 2005-10-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA92 | Acknowledgement of application withdrawn (lack of supplementary materials submitted) |
Effective date: 20050830 |
|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20070429 |