NO152138B - Fremgangsmaate ved fremstilling av silisium og ferrosilisium - Google Patents
Fremgangsmaate ved fremstilling av silisium og ferrosilisium Download PDFInfo
- Publication number
- NO152138B NO152138B NO803159A NO803159A NO152138B NO 152138 B NO152138 B NO 152138B NO 803159 A NO803159 A NO 803159A NO 803159 A NO803159 A NO 803159A NO 152138 B NO152138 B NO 152138B
- Authority
- NO
- Norway
- Prior art keywords
- silicon
- energy supply
- furnace
- reaction zone
- zone
- Prior art date
Links
- 229910052710 silicon Inorganic materials 0.000 title claims description 65
- 239000010703 silicon Substances 0.000 title claims description 65
- 238000000034 method Methods 0.000 title claims description 50
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 113
- 238000006243 chemical reaction Methods 0.000 claims description 104
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 95
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 64
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 56
- 229910052799 carbon Inorganic materials 0.000 claims description 55
- 230000009467 reduction Effects 0.000 claims description 48
- 239000007789 gas Substances 0.000 claims description 47
- 235000012239 silicon dioxide Nutrition 0.000 claims description 45
- 239000002994 raw material Substances 0.000 claims description 39
- 239000003638 chemical reducing agent Substances 0.000 claims description 37
- 230000008569 process Effects 0.000 claims description 30
- 239000000377 silicon dioxide Substances 0.000 claims description 25
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 24
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 21
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 229910000519 Ferrosilicon Inorganic materials 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 238000006722 reduction reaction Methods 0.000 description 43
- 239000010453 quartz Substances 0.000 description 21
- 239000000463 material Substances 0.000 description 18
- 238000005755 formation reaction Methods 0.000 description 17
- 239000012071 phase Substances 0.000 description 15
- 230000015572 biosynthetic process Effects 0.000 description 12
- 239000000203 mixture Substances 0.000 description 11
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 9
- 238000010586 diagram Methods 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 7
- 230000007423 decrease Effects 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 230000003247 decreasing effect Effects 0.000 description 5
- 239000000047 product Substances 0.000 description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 230000007704 transition Effects 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000013067 intermediate product Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000006353 environmental stress Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 150000004760 silicates Chemical class 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000002023 wood Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical class [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910002090 carbon oxide Inorganic materials 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 150000002366 halogen compounds Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 229910003465 moissanite Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 239000011044 quartzite Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/02—Silicon
- C01B33/021—Preparation
- C01B33/023—Preparation by reduction of silica or free silica-containing material
- C01B33/025—Preparation by reduction of silica or free silica-containing material with carbon or a solid carbonaceous material, i.e. carbo-thermal process
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C35/00—Master alloys for iron or steel
- C22C35/005—Master alloys for iron or steel based on iron, e.g. ferro-alloys
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7908821A SE421065B (sv) | 1979-10-24 | 1979-10-24 | Forfarande for framstellning av kisel eller ferrokisel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO803159L NO803159L (no) | 1981-04-27 |
| NO152138B true NO152138B (no) | 1985-04-29 |
Family
ID=20339150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO803159A NO152138B (no) | 1979-10-24 | 1980-10-23 | Fremgangsmaate ved fremstilling av silisium og ferrosilisium |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4435209A (pt) |
| EP (1) | EP0028208B1 (pt) |
| JP (1) | JPS5663814A (pt) |
| BR (1) | BR8006856A (pt) |
| CA (1) | CA1150932A (pt) |
| DE (1) | DE3071074D1 (pt) |
| ES (1) | ES496186A0 (pt) |
| NO (1) | NO152138B (pt) |
| PT (1) | PT71912B (pt) |
| SE (1) | SE421065B (pt) |
| ZA (1) | ZA806237B (pt) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HU187645B (en) * | 1982-02-18 | 1986-02-28 | Vasipari Kutato Fejleszto | Process for the production of complex ferro-alloys of si-base |
| US5069740A (en) * | 1984-09-04 | 1991-12-03 | Texas Instruments Incorporated | Production of semiconductor grade silicon spheres from metallurgical grade silicon particles |
| IT1176955B (it) * | 1984-10-12 | 1987-08-26 | Samin Abrasivi Spa | Procedimento di produzione di silicio metallico adatto per essere impiegato nell'industria fotovoltaica |
| US4798659A (en) * | 1986-12-22 | 1989-01-17 | Dow Corning Corporation | Addition of calcium compounds to the carbothermic reduction of silica |
| US5174982A (en) * | 1990-12-12 | 1992-12-29 | Dow Corning Corporation | Control of carbon balance in a silicon smelting furnace |
| NO178346C (no) * | 1993-09-13 | 1996-03-06 | Sydvaranger As | Framgangsmåte for framstilling av ferrosilisium |
| US20080314445A1 (en) * | 2007-06-25 | 2008-12-25 | General Electric Company | Method for the preparation of high purity silicon |
| US20080314446A1 (en) * | 2007-06-25 | 2008-12-25 | General Electric Company | Processes for the preparation of solar-grade silicon and photovoltaic cells |
| US7572425B2 (en) * | 2007-09-14 | 2009-08-11 | General Electric Company | System and method for producing solar grade silicon |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE220338C1 (pt) * | ||||
| DE160101C (pt) * | ||||
| FR1530655A (fr) * | 1967-05-19 | 1968-06-28 | Pechiney Prod Chimiques Sa | Fabrication du silicium et de ses alliages par carbothermie |
| BE759122A (fr) * | 1969-11-19 | 1971-05-18 | Union Carbide Corp | Procede et charge de production de silicium au four a arc electrique par reduction carbothermique de silice |
| US3704094A (en) | 1969-11-19 | 1972-11-28 | Union Carbide Corp | Process for the production of elemental silicon |
| JPS5133050B1 (pt) * | 1971-05-10 | 1976-09-17 | ||
| NO129623B (pt) * | 1972-01-25 | 1974-05-06 | Elkem Spigerverket As | |
| SE415558B (sv) | 1978-06-02 | 1980-10-13 | Kema Nord Ab | Forfarande for framstellning av kisel eller fenokisel |
-
1979
- 1979-10-24 SE SE7908821A patent/SE421065B/sv not_active IP Right Cessation
-
1980
- 1980-10-09 ZA ZA00806237A patent/ZA806237B/xx unknown
- 1980-10-10 EP EP80850148A patent/EP0028208B1/en not_active Expired
- 1980-10-10 DE DE8080850148T patent/DE3071074D1/de not_active Expired
- 1980-10-13 PT PT71912A patent/PT71912B/pt unknown
- 1980-10-23 NO NO803159A patent/NO152138B/no unknown
- 1980-10-23 ES ES496186A patent/ES496186A0/es active Granted
- 1980-10-23 CA CA000363047A patent/CA1150932A/en not_active Expired
- 1980-10-23 JP JP14766080A patent/JPS5663814A/ja active Pending
- 1980-10-24 BR BR8006856A patent/BR8006856A/pt unknown
-
1982
- 1982-03-31 US US06/363,812 patent/US4435209A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP0028208B1 (en) | 1985-09-11 |
| JPS5663814A (en) | 1981-05-30 |
| BR8006856A (pt) | 1981-04-28 |
| SE7908821L (sv) | 1981-04-25 |
| PT71912A (en) | 1980-11-01 |
| CA1150932A (en) | 1983-08-02 |
| DE3071074D1 (en) | 1985-10-17 |
| NO803159L (no) | 1981-04-27 |
| EP0028208A1 (en) | 1981-05-06 |
| SE421065B (sv) | 1981-11-23 |
| US4435209A (en) | 1984-03-06 |
| ES8107125A1 (es) | 1981-09-16 |
| ZA806237B (en) | 1981-09-30 |
| ES496186A0 (es) | 1981-09-16 |
| PT71912B (en) | 1981-08-31 |
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