DE3013319C2 - Verfahren zum Herstellen von Silicium und dessen Verwendung in Solarzellen - Google Patents
Verfahren zum Herstellen von Silicium und dessen Verwendung in SolarzellenInfo
- Publication number
- DE3013319C2 DE3013319C2 DE3013319A DE3013319A DE3013319C2 DE 3013319 C2 DE3013319 C2 DE 3013319C2 DE 3013319 A DE3013319 A DE 3013319A DE 3013319 A DE3013319 A DE 3013319A DE 3013319 C2 DE3013319 C2 DE 3013319C2
- Authority
- DE
- Germany
- Prior art keywords
- silicon
- carbon
- ppm
- sugar
- content
- 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.)
- Expired
Links
- 229910052710 silicon Inorganic materials 0.000 title claims description 91
- 239000010703 silicon Substances 0.000 title claims description 91
- 238000000034 method Methods 0.000 title claims description 41
- 238000004519 manufacturing process Methods 0.000 title claims description 23
- 230000008569 process Effects 0.000 title description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 119
- 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 90
- 229910052799 carbon Inorganic materials 0.000 claims description 54
- 235000000346 sugar Nutrition 0.000 claims description 45
- 239000003638 chemical reducing agent Substances 0.000 claims description 44
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 39
- 229910052698 phosphorus Inorganic materials 0.000 claims description 39
- 239000011574 phosphorus Substances 0.000 claims description 39
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 37
- 229910052796 boron Inorganic materials 0.000 claims description 37
- 239000000377 silicon dioxide Substances 0.000 claims description 36
- 238000002844 melting Methods 0.000 claims description 27
- 230000008018 melting Effects 0.000 claims description 27
- 229920002472 Starch Polymers 0.000 claims description 22
- 235000019698 starch Nutrition 0.000 claims description 22
- 239000008107 starch Substances 0.000 claims description 22
- 239000012535 impurity Substances 0.000 claims description 18
- 239000011230 binding agent Substances 0.000 claims description 17
- 235000013312 flour Nutrition 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 11
- 239000004576 sand Substances 0.000 claims description 7
- 239000004071 soot Substances 0.000 claims description 7
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 4
- 229920002678 cellulose Polymers 0.000 claims description 4
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 4
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 239000001913 cellulose Substances 0.000 claims description 3
- 239000008119 colloidal silica Substances 0.000 claims description 3
- 239000007858 starting material Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 230000000750 progressive effect Effects 0.000 claims 1
- 239000006229 carbon black Substances 0.000 description 35
- 235000019241 carbon black Nutrition 0.000 description 35
- 235000012239 silicon dioxide Nutrition 0.000 description 27
- 229910004298 SiO 2 Inorganic materials 0.000 description 19
- 238000006243 chemical reaction Methods 0.000 description 17
- 239000008187 granular material Substances 0.000 description 17
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 13
- 239000002023 wood Substances 0.000 description 13
- 229910010271 silicon carbide Inorganic materials 0.000 description 11
- 238000005265 energy consumption Methods 0.000 description 10
- 239000000843 powder Substances 0.000 description 10
- 230000015572 biosynthetic process Effects 0.000 description 9
- 239000003245 coal Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 8
- 239000003610 charcoal Substances 0.000 description 7
- 229910052681 coesite Inorganic materials 0.000 description 7
- 239000000571 coke Substances 0.000 description 7
- 229910052906 cristobalite Inorganic materials 0.000 description 7
- 229910052682 stishovite Inorganic materials 0.000 description 7
- 229910052905 tridymite Inorganic materials 0.000 description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 229920000881 Modified starch Polymers 0.000 description 6
- 238000010309 melting process Methods 0.000 description 6
- 239000010453 quartz Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 5
- 235000013339 cereals Nutrition 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000006722 reduction reaction Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 235000010980 cellulose Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000002006 petroleum coke Substances 0.000 description 3
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 241000872198 Serjania polyphylla Species 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 2
- 238000011109 contamination Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 235000021552 granulated sugar Nutrition 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000011044 quartzite Substances 0.000 description 2
- 238000011946 reduction process Methods 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- 229910052845 zircon Inorganic materials 0.000 description 2
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
- 241001233242 Lontra Species 0.000 description 1
- 229910020169 SiOa Inorganic materials 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical class [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 229940075614 colloidal silicon dioxide Drugs 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910021404 metallic carbon Inorganic materials 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000256 polyoxyethylene sorbitan monolaurate Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 229940108461 rennet Drugs 0.000 description 1
- 108010058314 rennet Proteins 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 150000008163 sugars Chemical class 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- GFNGCDBZVSLSFT-UHFFFAOYSA-N titanium vanadium Chemical compound [Ti].[V] GFNGCDBZVSLSFT-UHFFFAOYSA-N 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052726 zirconium Inorganic materials 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Photovoltaic Devices (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Silicon Polymers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/028,947 US4247528A (en) | 1979-04-11 | 1979-04-11 | Method for producing solar-cell-grade silicon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3013319A1 DE3013319A1 (de) | 1980-10-16 |
| DE3013319C2 true DE3013319C2 (de) | 1982-11-25 |
Family
ID=21846397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3013319A Expired DE3013319C2 (de) | 1979-04-11 | 1980-04-05 | Verfahren zum Herstellen von Silicium und dessen Verwendung in Solarzellen |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4247528A (OSRAM) |
| JP (1) | JPS55136116A (OSRAM) |
| AU (1) | AU523622B2 (OSRAM) |
| BE (1) | BE879715A (OSRAM) |
| CA (1) | CA1136382A (OSRAM) |
| DE (1) | DE3013319C2 (OSRAM) |
| FR (1) | FR2453827A1 (OSRAM) |
| GB (1) | GB2046232B (OSRAM) |
| NL (1) | NL7907282A (OSRAM) |
| NO (1) | NO155532B (OSRAM) |
| SE (1) | SE438667B (OSRAM) |
Families Citing this family (66)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2945141C2 (de) * | 1979-11-08 | 1983-10-27 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum Herstellen von für Halbleiterbauelemente verwendbarem Silizium aus Quarzsand |
| DE3032720C2 (de) * | 1980-08-30 | 1982-12-16 | International Minerals & Chemical Luxembourg S.A., 2010 Luxembourg | Verfahren zur Herstellung von Silicium aus Quarz und Kohlenstoff im Elektroofen |
| DE3123009A1 (de) * | 1981-06-10 | 1982-12-30 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von fuer solarzellen verwendbarem silizium |
| DE3128979C2 (de) * | 1981-07-22 | 1986-10-23 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum Herstellen von für Solarzellen verwendbarem Silizium |
| DE3206766A1 (de) * | 1982-02-25 | 1983-09-01 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von fuer solarzellen verwendbarem silizium |
| DE3210141A1 (de) * | 1982-03-19 | 1983-09-22 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von fuer insbesondere solarzellen verwendbarem silicium |
| DE3215981A1 (de) * | 1982-04-29 | 1983-11-03 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen hochreiner ausgangsmaterialien fuer die fertigung von silizium fuer solarzellen nach dem carbothermischen reduktionsverfahren |
| DE3246121A1 (de) * | 1982-12-13 | 1984-06-14 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zum herstellen von borfreiem siliziumdioxid |
| US4486226A (en) * | 1983-11-30 | 1984-12-04 | Allied Corporation | Multistage process for preparing ferroboron |
| US4643833A (en) * | 1984-05-04 | 1987-02-17 | Siemens Aktiengesellschaft | Method for separating solid reaction products from silicon produced in an arc furnace |
| IT1176955B (it) * | 1984-10-12 | 1987-08-26 | Samin Abrasivi Spa | Procedimento di produzione di silicio metallico adatto per essere impiegato nell'industria fotovoltaica |
| US4981668A (en) * | 1986-04-29 | 1991-01-01 | Dow Corning Corporation | Silicon carbide as a raw material for silicon production |
| DE3732073A1 (de) * | 1987-09-23 | 1989-04-06 | Siemens Ag | Hochreine innenauskleidung fuer einen elektroniederschachtofen |
| DE3804069A1 (de) * | 1988-02-10 | 1989-08-24 | Siemens Ag | Verfahren zum herstellen von solarsilizium |
| WO1990003952A1 (en) * | 1988-10-07 | 1990-04-19 | Crystal Systems, Inc. | Method of growing silicon ingots using a rotating melt |
| NO180532C (no) * | 1994-09-01 | 1997-05-07 | Elkem Materials | Fremgangsmåte for fjerning av forurensninger fra smeltet silisium |
| CA2232777C (en) * | 1997-03-24 | 2001-05-15 | Hiroyuki Baba | Method for producing silicon for use in solar cells |
| NO321276B1 (no) * | 2003-07-07 | 2006-04-18 | Elkem Materials | Fremgangsmate for fremstilling av triklorsilan og silisium for bruk ved fremstilling av triklorsilan |
| NO333319B1 (no) * | 2003-12-29 | 2013-05-06 | Elkem As | Silisiummateriale for fremstilling av solceller |
| CA2563202C (en) * | 2004-04-08 | 2012-07-10 | Dow Corning Corporation | Method of selecting silicon having improved performance |
| US7588745B2 (en) * | 2004-04-13 | 2009-09-15 | Si Options, Llc | Silicon-containing products |
| US7638108B2 (en) * | 2004-04-13 | 2009-12-29 | Si Options, Llc | High purity silicon-containing products |
| US8470279B2 (en) * | 2004-04-13 | 2013-06-25 | Si Options, Llc | High purity silicon-containing products and method of manufacture |
| NO322246B1 (no) * | 2004-12-27 | 2006-09-04 | Elkem Solar As | Fremgangsmate for fremstilling av rettet storknede silisiumingots |
| TW200711999A (en) | 2005-08-19 | 2007-04-01 | Sumitomo Chemical Co | Manufacturing method of silicon |
| DE102005061690A1 (de) * | 2005-12-21 | 2007-07-05 | Solmic Gmbh | Verfahren zur Herstellung solartauglichen Siliziums |
| BRPI0709288A2 (pt) * | 2006-03-15 | 2011-07-05 | Reaction Sciances Inc | método para produzir silìcio tendo alta pureza, método para preparar sìlicio de alta pureza, método para prepara sìlica de alta pureza e método para purificar silìcio de baixo grau para silìcio de alto grau |
| JP2007332022A (ja) * | 2006-06-13 | 2007-12-27 | Young Sang Cho | 多結晶シリコンインゴット製造装置 |
| RU2333889C2 (ru) * | 2006-08-18 | 2008-09-20 | Иосиф Григорьевич Альперович | Шихта для производства чистого кремния |
| BRPI0814930A2 (pt) * | 2007-06-08 | 2015-02-03 | Shinetsu Chemical Co | Método de solidificação de silício metálico |
| 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 |
| US8968467B2 (en) * | 2007-06-27 | 2015-03-03 | Silicor Materials Inc. | Method and system for controlling resistivity in ingots made of compensated feedstock silicon |
| US20100218644A1 (en) * | 2007-08-07 | 2010-09-02 | Victor Black | Method of Producing Metals and Alloys by Carbothermal Reduction of Metal Oxides |
| US8026086B2 (en) * | 2007-12-03 | 2011-09-27 | Ontario Inc. | Methods for co-production of ethanol and silica from equisetum |
| ITMI20081085A1 (it) * | 2008-06-16 | 2009-12-17 | N E D Silicon S P A | Metodo per la preparazione di silicio di grado metallurgico di elevata purezza. |
| DE102008041334A1 (de) * | 2008-08-19 | 2010-02-25 | Evonik Degussa Gmbh | Herstellung von Silizium durch Umsetzung von Siliziumoxid und Siliziumcarbid gegebenenfalls in Gegenwart einer zweiten Kohlenstoffquelle |
| DE102008042498A1 (de) * | 2008-09-30 | 2010-04-01 | Evonik Degussa Gmbh | Verfahren zur Pyrolyse von Kohlehydraten |
| JP2012504100A (ja) | 2008-09-30 | 2012-02-16 | エボニック デグサ ゲーエムベーハー | 二酸化珪素からのソーラーグレードシリコンの製造 |
| KR20110081168A (ko) * | 2008-09-30 | 2011-07-13 | 에보니크 데구사 게엠베하 | 이산화규소로부터 태양전지급 규소를 제조하는 방법 |
| TW201033123A (en) * | 2009-03-13 | 2010-09-16 | Radiant Technology Co Ltd | Method for manufacturing a silicon material with high purity |
| EP2322474A1 (de) | 2009-11-16 | 2011-05-18 | Evonik Degussa GmbH | Verfahren zur Pyrolyse von Kohlehydraten |
| EP2322476A1 (de) * | 2009-11-16 | 2011-05-18 | Evonik Degussa GmbH | Neues Verfahren zur Herstellung von Silicium |
| US20110120365A1 (en) * | 2009-11-25 | 2011-05-26 | Hui She | Process for removal of contaminants from a melt of non-ferrous metals and apparatus for growing high purity silicon crystals |
| DE102010001093A1 (de) | 2010-01-21 | 2011-07-28 | Evonik Degussa GmbH, 45128 | Verfahren zur Grobentkohlung einer Siliciumschmelze |
| DE102010001094A1 (de) | 2010-01-21 | 2011-07-28 | Evonik Degussa GmbH, 45128 | Verfahren zur Entkohlung einer Siliciumschmelze |
| RU2431602C1 (ru) * | 2010-03-25 | 2011-10-20 | Общество с ограниченной ответственностью "Сибинженерпроект" (ООО "СибИП") | Шихта для выплавки кремния рудно-термическим восстановлением |
| EP2572010A2 (en) | 2010-05-20 | 2013-03-27 | Dow Corning Corporation | Method and system for producing an aluminum-silicon alloy |
| CN102161487B (zh) * | 2011-03-09 | 2014-04-23 | 云南云天化国际化工股份有限公司 | 一种用磷肥副产硅胶生产纯硅的方法 |
| BR112013026465B1 (pt) | 2011-04-15 | 2020-01-28 | Biogenic Reagents LLC | reagente biogênico de alto teor de carbono e processo para preparar o mesmo |
| DE102012202590A1 (de) * | 2012-02-21 | 2013-08-22 | Evonik Degussa Gmbh | Verfahren zur Herstellung von hochreinen Halbmetallen |
| DE102012202586A1 (de) | 2012-02-21 | 2013-08-22 | Evonik Degussa Gmbh | Verfahren zur Herstellung von Silizium über carbothermische Reduktion von Siliciumoxid mit Kohlenstoff in einem Schmelzofen |
| EP2847127B1 (en) | 2012-05-07 | 2020-10-14 | Carbon Technology Holdings, LLC | Continuous process for producing biogenic activated carbon |
| NO336720B1 (no) * | 2013-09-09 | 2015-10-26 | Elkem Solar As | Fremgangsmåte for forbedring av effektiviteten av solceller. |
| WO2015061701A1 (en) | 2013-10-24 | 2015-04-30 | Biogenic Reagent Ventures, Llc | Methods and apparatus for producing activated carbon from biomass through carbonized ash intermediates |
| WO2015127460A1 (en) | 2014-02-24 | 2015-08-27 | Biogenic Reagent Ventures, Llc | Highly mesoporous activated carbon |
| US11413601B2 (en) | 2014-10-24 | 2022-08-16 | Carbon Technology Holdings, LLC | Halogenated activated carbon compositions and methods of making and using same |
| CN106229363B (zh) * | 2016-07-28 | 2017-10-03 | 孙健春 | 一种含有黑磷层的太阳能电池及黑磷层的制备方法 |
| JP7665511B2 (ja) * | 2018-06-14 | 2025-04-21 | カーボン テクノロジー ホールディングス， エルエルシー | 生物由来多孔質炭素二酸化ケイ素組成物ならびにその作製方法および使用方法 |
| AU2019437369B2 (en) * | 2019-03-22 | 2021-12-02 | Wacker Chemie Ag | Method for producing technical silicon |
| US11753698B2 (en) | 2020-09-25 | 2023-09-12 | Carbon Technology Holdings, LLC | Bio-reduction of metal ores integrated with biomass pyrolysis |
| EP4294955A4 (en) | 2021-02-18 | 2024-12-25 | Carbon Technology Holdings, LLC | METALLURGICAL PRODUCTS WITH A NEGATIVE CARBON FOOTPRINT |
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| CA3225978A1 (en) | 2021-07-09 | 2023-01-12 | Carbon Technology Holdings, LLC | Processes for producing biocarbon pellets with high fixed-carbon content and optimized reactivity, and biocarbon pellets obtained therefrom |
| WO2023086323A1 (en) | 2021-11-12 | 2023-05-19 | Carbon Technology Holdings, LLC | Biocarbon compositions with optimized compositional parameters, and processes for producing the same |
| CN115893422B (zh) * | 2022-12-02 | 2024-07-30 | 昆明理工大学 | 一种粉煤喷吹冶炼硅石制备工业硅的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL130371C (OSRAM) * | 1958-12-16 | 1900-01-01 | ||
| FR1530655A (fr) * | 1967-05-19 | 1968-06-28 | Pechiney Prod Chimiques Sa | Fabrication du silicium et de ses alliages par carbothermie |
| JPS4937686A (OSRAM) * | 1972-08-08 | 1974-04-08 | ||
| JPS5114962A (ja) * | 1974-07-27 | 1976-02-05 | Mitsubishi Monsanto Chem | Netsukasoseijushishiitoyori seikeihinoseizosuru hoho |
| JPS5157629A (ja) * | 1974-11-15 | 1976-05-20 | Nippon Denko | Kangenzai |
-
1979
- 1979-04-11 US US06/028,947 patent/US4247528A/en not_active Expired - Lifetime
- 1979-09-14 CA CA000335625A patent/CA1136382A/en not_active Expired
- 1979-09-18 SE SE7907715A patent/SE438667B/sv unknown
- 1979-09-19 AU AU50958/79A patent/AU523622B2/en not_active Ceased
- 1979-10-01 NL NL7907282A patent/NL7907282A/nl not_active Application Discontinuation
- 1979-10-04 GB GB7934501A patent/GB2046232B/en not_active Expired
- 1979-10-08 JP JP12980679A patent/JPS55136116A/ja active Pending
- 1979-10-11 NO NO793270A patent/NO155532B/no unknown
- 1979-10-26 FR FR7926624A patent/FR2453827A1/fr active Granted
- 1979-10-30 BE BE0/197880A patent/BE879715A/fr not_active IP Right Cessation
-
1980
- 1980-04-05 DE DE3013319A patent/DE3013319C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55136116A (en) | 1980-10-23 |
| DE3013319A1 (de) | 1980-10-16 |
| NL7907282A (nl) | 1980-10-14 |
| NO155532B (no) | 1987-01-05 |
| SE438667B (sv) | 1985-04-29 |
| AU5095879A (en) | 1980-10-16 |
| FR2453827B1 (OSRAM) | 1984-08-24 |
| SE7907715L (sv) | 1980-10-12 |
| GB2046232A (en) | 1980-11-12 |
| US4247528A (en) | 1981-01-27 |
| CA1136382A (en) | 1982-11-30 |
| GB2046232B (en) | 1982-12-15 |
| FR2453827A1 (fr) | 1980-11-07 |
| NO793270L (no) | 1980-10-14 |
| BE879715A (fr) | 1980-04-30 |
| AU523622B2 (en) | 1982-08-05 |
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| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8339 | Ceased/non-payment of the annual fee |