FR2491496A1 - Procede pour la valorisation d'une scorie metallurgique - Google Patents
Procede pour la valorisation d'une scorie metallurgique Download PDFInfo
- Publication number
- FR2491496A1 FR2491496A1 FR8119200A FR8119200A FR2491496A1 FR 2491496 A1 FR2491496 A1 FR 2491496A1 FR 8119200 A FR8119200 A FR 8119200A FR 8119200 A FR8119200 A FR 8119200A FR 2491496 A1 FR2491496 A1 FR 2491496A1
- Authority
- FR
- France
- Prior art keywords
- slag
- mixture
- sio2
- molten
- powder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 239000002893 slag Substances 0.000 title claims abstract description 31
- 239000000377 silicon dioxide Substances 0.000 title claims abstract description 25
- 239000000843 powder Substances 0.000 title claims abstract description 16
- 239000010881 fly ash Substances 0.000 title claims abstract description 11
- 238000005266 casting Methods 0.000 title abstract 2
- 238000009628 steelmaking Methods 0.000 title 1
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 18
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 16
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 16
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 16
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 16
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 8
- 229910001845 yogo sapphire Inorganic materials 0.000 claims abstract description 8
- 230000004907 flux Effects 0.000 claims abstract description 6
- 239000003245 coal Substances 0.000 claims abstract description 5
- 229910052751 metal Inorganic materials 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims abstract description 5
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000000470 constituent Substances 0.000 claims abstract description 4
- 238000007670 refining Methods 0.000 claims abstract description 4
- 239000004576 sand Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000010908 decantation Methods 0.000 claims abstract description 3
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 claims abstract description 3
- 238000010891 electric arc Methods 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000000047 product Substances 0.000 claims description 6
- 229910001018 Cast iron Inorganic materials 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- 235000010216 calcium carbonate Nutrition 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 241000157265 Plioreocepta poeciloptera Species 0.000 claims description 2
- 239000006227 byproduct Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 238000000197 pyrolysis Methods 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims description 2
- 239000002699 waste material Substances 0.000 claims description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims 1
- 239000004202 carbamide Substances 0.000 claims 1
- 239000003610 charcoal Substances 0.000 claims 1
- 239000010436 fluorite Substances 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 7
- 238000009749 continuous casting Methods 0.000 abstract description 5
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 abstract description 2
- 229910001634 calcium fluoride Inorganic materials 0.000 abstract description 2
- 239000003638 chemical reducing agent Substances 0.000 abstract description 2
- 241000923606 Schistes Species 0.000 abstract 1
- 239000003513 alkali Substances 0.000 abstract 1
- 239000008187 granular material Substances 0.000 abstract 1
- 230000003179 granulation Effects 0.000 abstract 1
- 238000005469 granulation Methods 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 238000007792 addition Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 229910000616 Ferromanganese Inorganic materials 0.000 description 1
- 235000002918 Fraxinus excelsior Nutrition 0.000 description 1
- 229910011763 Li2 O Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000008961 swelling Effects 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
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE885542 | 1980-10-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2491496A1 true FR2491496A1 (fr) | 1982-04-09 |
| FR2491496B3 FR2491496B3 (Direct) | 1983-07-18 |
Family
ID=3861882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8119200A Granted FR2491496A1 (fr) | 1980-10-03 | 1981-10-02 | Procede pour la valorisation d'une scorie metallurgique |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE885542A (Direct) |
| FR (1) | FR2491496A1 (Direct) |
| LU (1) | LU83669A1 (Direct) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0605378A1 (fr) * | 1992-12-22 | 1994-07-06 | CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif | Procédé de valorisation de la scorie de four électrique d'aciére |
| WO1997005289A1 (en) * | 1995-07-31 | 1997-02-13 | Ipcor N.V. | Slag treatment |
| CN111960804A (zh) * | 2020-08-24 | 2020-11-20 | 北京光明橡塑制品厂 | 利用熔融钢渣制造高强度烧结建筑材料的方法 |
-
1980
- 1980-10-03 BE BE6/47282A patent/BE885542A/fr not_active IP Right Cessation
-
1981
- 1981-10-02 FR FR8119200A patent/FR2491496A1/fr active Granted
- 1981-10-02 LU LU83669A patent/LU83669A1/fr unknown
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0605378A1 (fr) * | 1992-12-22 | 1994-07-06 | CENTRE DE RECHERCHES METALLURGIQUES CENTRUM VOOR RESEARCH IN DE METALLURGIE Association sans but lucratif | Procédé de valorisation de la scorie de four électrique d'aciére |
| WO1997005289A1 (en) * | 1995-07-31 | 1997-02-13 | Ipcor N.V. | Slag treatment |
| US6277171B1 (en) | 1995-07-31 | 2001-08-21 | Ipcor N.V. | Method of reducing the iron content of steel slag |
| CN111960804A (zh) * | 2020-08-24 | 2020-11-20 | 北京光明橡塑制品厂 | 利用熔融钢渣制造高强度烧结建筑材料的方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| LU83669A1 (fr) | 1982-02-18 |
| BE885542A (fr) | 1981-02-02 |
| FR2491496B3 (Direct) | 1983-07-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |