PH26656A - Thermal reduction of agglomerated metallurgical feed materials with metallic coatings - Google Patents
Thermal reduction of agglomerated metallurgical feed materials with metallic coatings Download PDFInfo
- Publication number
- PH26656A PH26656A PH36540A PH36540A PH26656A PH 26656 A PH26656 A PH 26656A PH 36540 A PH36540 A PH 36540A PH 36540 A PH36540 A PH 36540A PH 26656 A PH26656 A PH 26656A
- Authority
- PH
- Philippines
- Prior art keywords
- sub
- divided
- coating
- agglomerated
- reductant
- Prior art date
Links
- 239000000463 material Substances 0.000 title claims description 54
- 238000000576 coating method Methods 0.000 title claims description 37
- 230000009467 reduction Effects 0.000 title claims description 14
- 239000008188 pellet Substances 0.000 claims description 46
- 238000000034 method Methods 0.000 claims description 37
- 230000008569 process Effects 0.000 claims description 36
- 239000011248 coating agent Substances 0.000 claims description 29
- 239000000203 mixture Substances 0.000 claims description 25
- 229910000604 Ferrochrome Inorganic materials 0.000 claims description 24
- 239000007789 gas Substances 0.000 claims description 23
- 239000003638 chemical reducing agent Substances 0.000 claims description 18
- 239000007787 solid Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 12
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 11
- 230000004907 flux Effects 0.000 claims description 11
- 239000010410 layer Substances 0.000 claims description 11
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 claims description 10
- 239000003830 anthracite Substances 0.000 claims description 10
- 239000011247 coating layer Substances 0.000 claims description 10
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000011230 binding agent Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 238000002485 combustion reaction Methods 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 4
- 239000003245 coal Substances 0.000 claims description 4
- UPHIPHFJVNKLMR-UHFFFAOYSA-N chromium iron Chemical compound [Cr].[Fe] UPHIPHFJVNKLMR-UHFFFAOYSA-N 0.000 claims description 3
- 239000000446 fuel Substances 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 3
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 2
- 239000000571 coke Substances 0.000 claims description 2
- 230000002939 deleterious effect Effects 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 claims description 2
- 241000272517 Anseriformes Species 0.000 claims 1
- 239000003610 charcoal Substances 0.000 claims 1
- 238000001035 drying Methods 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 26
- 239000011651 chromium Substances 0.000 description 19
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 18
- 238000001465 metallisation Methods 0.000 description 16
- 229910052804 chromium Inorganic materials 0.000 description 12
- 229910052742 iron Inorganic materials 0.000 description 11
- 238000006722 reduction reaction Methods 0.000 description 11
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 description 9
- 239000001569 carbon dioxide Substances 0.000 description 9
- 229940105305 carbon monoxide Drugs 0.000 description 9
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 5
- 238000007792 addition Methods 0.000 description 4
- 229910052595 hematite Inorganic materials 0.000 description 4
- 239000011019 hematite Substances 0.000 description 4
- 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 4
- 229910052849 andalusite Inorganic materials 0.000 description 3
- 239000000440 bentonite Substances 0.000 description 3
- 229910000278 bentonite Inorganic materials 0.000 description 3
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 3
- 235000013980 iron oxide Nutrition 0.000 description 3
- 229910001021 Ferroalloy Inorganic materials 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 229910000323 aluminium silicate Inorganic materials 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000010436 fluorite Substances 0.000 description 2
- 239000010438 granite Substances 0.000 description 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000009740 moulding (composite fabrication) Methods 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000004626 scanning electron microscopy Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010744 Boudouard reaction Methods 0.000 description 1
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000007605 air drying Methods 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
- 238000004458 analytical method Methods 0.000 description 1
- 208000002352 blister Diseases 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000000788 chromium alloy Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- UOUJSJZBMCDAEU-UHFFFAOYSA-N chromium(3+);oxygen(2-) Chemical class [O-2].[O-2].[O-2].[Cr+3].[Cr+3] UOUJSJZBMCDAEU-UHFFFAOYSA-N 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- -1 hematitdy Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000643 oven drying Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 238000010405 reoxidation reaction Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000003469 silicate cement Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910001935 vanadium oxide Inorganic materials 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA869653 | 1987-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PH26656A true PH26656A (en) | 1992-09-04 |
Family
ID=25578675
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PH36540A PH26656A (en) | 1987-02-23 | 1988-02-22 | Thermal reduction of agglomerated metallurgical feed materials with metallic coatings |
Country Status (4)
| Country | Link |
|---|---|
| FI (1) | FI88622C (fi) |
| GR (1) | GR1000041B (fi) |
| PH (1) | PH26656A (fi) |
| TR (1) | TR23879A (fi) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102965526B (zh) * | 2012-11-19 | 2014-07-02 | 锦州新桥高纯材料有限公司 | 一种利用碳还原法生产高纯金属铬的方法 |
-
1988
- 1988-02-19 FI FI880787A patent/FI88622C/fi not_active IP Right Cessation
- 1988-02-19 GR GR880100093A patent/GR1000041B/el unknown
- 1988-02-22 PH PH36540A patent/PH26656A/en unknown
- 1988-02-23 TR TR88/0143A patent/TR23879A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FI880787A (fi) | 1988-08-24 |
| GR1000041B (el) | 1990-05-11 |
| GR880100093A (en) | 1988-12-16 |
| FI88622B (fi) | 1993-02-26 |
| TR23879A (tr) | 1990-10-16 |
| FI88622C (fi) | 1993-06-10 |
| FI880787A0 (fi) | 1988-02-19 |
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