IT1104837B - SILICON PURIFICATION PROCEDURE AND DEVICE - Google Patents
SILICON PURIFICATION PROCEDURE AND DEVICEInfo
- Publication number
- IT1104837B IT1104837B IT49434/78A IT4943478A IT1104837B IT 1104837 B IT1104837 B IT 1104837B IT 49434/78 A IT49434/78 A IT 49434/78A IT 4943478 A IT4943478 A IT 4943478A IT 1104837 B IT1104837 B IT 1104837B
- Authority
- IT
- Italy
- Prior art keywords
- purification procedure
- silicon purification
- silicon
- procedure
- purification
- Prior art date
Links
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
- C01B33/037—Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
- Extraction Or Liquid Replacement (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
- Photovoltaic Devices (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772722783 DE2722783A1 (en) | 1977-05-20 | 1977-05-20 | METHOD OF CLEANING SILICON |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7849434A0 IT7849434A0 (en) | 1978-05-18 |
IT1104837B true IT1104837B (en) | 1985-10-28 |
Family
ID=6009446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT49434/78A IT1104837B (en) | 1977-05-20 | 1978-05-18 | SILICON PURIFICATION PROCEDURE AND DEVICE |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS53144819A (en) |
BE (1) | BE867204A (en) |
DE (1) | DE2722783A1 (en) |
FR (1) | FR2391157A1 (en) |
GB (1) | GB1581418A (en) |
IT (1) | IT1104837B (en) |
NL (1) | NL7804064A (en) |
NO (1) | NO781742L (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2933164A1 (en) * | 1979-08-16 | 1981-02-26 | Consortium Elektrochem Ind | METHOD FOR CLEANING RAW SILICON |
DE3128979C2 (en) * | 1981-07-22 | 1986-10-23 | Siemens AG, 1000 Berlin und 8000 München | Process for the production of silicon which can be used for solar cells |
DE3210141A1 (en) * | 1982-03-19 | 1983-09-22 | Siemens AG, 1000 Berlin und 8000 München | METHOD FOR THE PRODUCTION OF SILICON USED IN PARTICULAR SOLAR CELLS |
DE3317286A1 (en) * | 1983-05-11 | 1984-11-22 | Heliotronic Forschungs- und Entwicklungsgesellschaft für Solarzellen-Grundstoffe mbH, 8263 Burghausen | METHOD FOR CLEANING SILICON BY ACID ACTION |
DE3332447A1 (en) * | 1983-09-08 | 1985-03-21 | Wacker-Chemitronic Gesellschaft für Elektronik-Grundstoffe mbH, 8263 Burghausen | METHOD FOR FREEING SILICON BREADS FROM IMPURITIES |
JPS61178414A (en) * | 1985-01-31 | 1986-08-11 | Nippon Chem Ind Co Ltd:The | High-purity silica and production thereof |
JPS6212608A (en) * | 1985-07-11 | 1987-01-21 | Nippon Chem Ind Co Ltd:The | Silica of high purity and production thereof |
JPH0429952Y2 (en) * | 1986-05-14 | 1992-07-20 | ||
JP2553476Y2 (en) * | 1993-09-27 | 1997-11-05 | 涌井工業株式会社 | Incinerator |
NO180188C (en) * | 1994-03-30 | 1997-03-05 | Elkem Materials | Process for the preparation of residues from direct synthesis of organochlorosilanes and / or chlorosilanes |
DE19531031C2 (en) * | 1995-08-23 | 1997-08-21 | Ictop Entwicklungsgesellschaft | Process for drying silicon |
US5714203A (en) * | 1995-08-23 | 1998-02-03 | Ictop Entwicklungs Gmbh | Procedure for the drying of silicon |
JP4686824B2 (en) * | 2000-07-28 | 2011-05-25 | Jfeスチール株式会社 | Method and apparatus for removing quartz adhering to silicon |
JP4689373B2 (en) * | 2005-07-04 | 2011-05-25 | シャープ株式会社 | How to reuse silicon |
GB2436520B (en) * | 2006-03-28 | 2010-06-23 | Hts Hans Torgersen & Sonn As | Reclining group |
CN101597063A (en) * | 2008-06-06 | 2009-12-09 | 佳科太阳能硅(厦门)有限公司 | The removal method of boron impurities in metallurgical silicon |
DE102010053693A1 (en) * | 2010-12-08 | 2012-06-14 | Adensis Gmbh | Process for the chemical purification of metallurgical silicon and apparatus for carrying out the process |
GB2563583A (en) | 2017-06-16 | 2018-12-26 | Her Majesty The Queen In Right Of Canada As Represented By The Mini Of Natural Resources Canada | Combined grinding and leaching process for ores and wastes and apparatus thereof |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1386227A (en) * | 1919-09-26 | 1921-08-02 | Electro Metallurg Co | Process of refining crude electric-furnace silicon |
CH332463A (en) * | 1954-09-24 | 1958-09-15 | Lonza Ag | Process for cleaning raw silicon |
CH346532A (en) * | 1956-01-19 | 1960-05-31 | Lonza Ag | Process for the production of pure silicon metal |
AT200106B (en) * | 1956-12-24 | 1958-10-25 | Degussa | Process for the production of the purest silicon |
DE1091590B (en) * | 1957-11-28 | 1960-10-27 | Joergen August Kolflaath | Process for refining ferro-silicon and silicon |
NO122241B (en) * | 1970-05-04 | 1971-06-07 | Spigerverk C |
-
1977
- 1977-05-20 DE DE19772722783 patent/DE2722783A1/en active Granted
-
1978
- 1978-04-17 NL NL7804064A patent/NL7804064A/en not_active Application Discontinuation
- 1978-05-12 GB GB19261/78A patent/GB1581418A/en not_active Expired
- 1978-05-18 IT IT49434/78A patent/IT1104837B/en active
- 1978-05-18 BE BE187802A patent/BE867204A/en unknown
- 1978-05-19 JP JP5899478A patent/JPS53144819A/en active Granted
- 1978-05-19 NO NO78781742A patent/NO781742L/en unknown
- 1978-05-19 FR FR7814875A patent/FR2391157A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
NO781742L (en) | 1978-11-21 |
JPS53144819A (en) | 1978-12-16 |
DE2722783A1 (en) | 1978-11-30 |
DE2722783C2 (en) | 1987-05-27 |
NL7804064A (en) | 1978-11-22 |
BE867204A (en) | 1978-11-20 |
GB1581418A (en) | 1980-12-10 |
FR2391157B1 (en) | 1980-04-04 |
JPS5648441B2 (en) | 1981-11-16 |
IT7849434A0 (en) | 1978-05-18 |
FR2391157A1 (en) | 1978-12-15 |
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