IT1099246B - Impianto e procedimento per regolare la colata di silicio liquido - Google Patents
Impianto e procedimento per regolare la colata di silicio liquidoInfo
- Publication number
- IT1099246B IT1099246B IT28434/78A IT2843478A IT1099246B IT 1099246 B IT1099246 B IT 1099246B IT 28434/78 A IT28434/78 A IT 28434/78A IT 2843478 A IT2843478 A IT 2843478A IT 1099246 B IT1099246 B IT 1099246B
- Authority
- IT
- Italy
- Prior art keywords
- regulating
- plant
- procedure
- liquid silicon
- silicon casting
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B7/00—Heating by electric discharge
- H05B7/18—Heating by arc discharge
- H05B7/185—Heating gases for arc discharge
-
- 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
-
- 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
- C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
-
- 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
- C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
- C01B33/03—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition of silicon halides or halosilanes or reduction thereof with hydrogen as the only reducing agent
-
- 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
- C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
- C01B33/033—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by reduction of silicon halides or halosilanes with a metal or a metallic alloy as the only reducing agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Silicon Compounds (AREA)
- Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
- Photovoltaic Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/841,409 US4162291A (en) | 1977-10-12 | 1977-10-12 | Liquid silicon casting control mechanism |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7828434A0 IT7828434A0 (it) | 1978-10-05 |
IT1099246B true IT1099246B (it) | 1985-09-18 |
Family
ID=25284815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT28434/78A IT1099246B (it) | 1977-10-12 | 1978-10-05 | Impianto e procedimento per regolare la colata di silicio liquido |
Country Status (7)
Country | Link |
---|---|
US (1) | US4162291A (it) |
JP (1) | JPS6052082B2 (it) |
CA (1) | CA1099493A (it) |
DE (1) | DE2844557A1 (it) |
FR (1) | FR2405774A1 (it) |
GB (1) | GB2005650B (it) |
IT (1) | IT1099246B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4265859A (en) * | 1978-05-31 | 1981-05-05 | Energy Materials Corporation | Apparatus for producing semiconductor grade silicon and replenishing the melt of a crystal growth system |
US4343772A (en) * | 1980-02-29 | 1982-08-10 | Nasa | Thermal reactor |
EP0055310A1 (en) * | 1980-12-29 | 1982-07-07 | Semix Incorporated | Method and apparatus for the continuous casting of silicon |
US4442082A (en) * | 1982-12-27 | 1984-04-10 | Sri International | Process for obtaining silicon from fluosilicic acid |
US4584181A (en) * | 1982-12-27 | 1986-04-22 | Sri International | Process and apparatus for obtaining silicon from fluosilicic acid |
US4590043A (en) * | 1982-12-27 | 1986-05-20 | Sri International | Apparatus for obtaining silicon from fluosilicic acid |
US4530101A (en) * | 1983-04-15 | 1985-07-16 | Westinghouse Electric Corp. | Electric arc fired cupola for remelting of metal chips |
US7465351B2 (en) * | 2004-06-18 | 2008-12-16 | Memc Electronic Materials, Inc. | Melter assembly and method for charging a crystal forming apparatus with molten source material |
US7344594B2 (en) * | 2004-06-18 | 2008-03-18 | Memc Electronic Materials, Inc. | Melter assembly and method for charging a crystal forming apparatus with molten source material |
US7691199B2 (en) * | 2004-06-18 | 2010-04-06 | Memc Electronic Materials, Inc. | Melter assembly and method for charging a crystal forming apparatus with molten source material |
DE102008059408A1 (de) * | 2008-11-27 | 2010-06-02 | Schmid Silicon Technology Gmbh | Verfahren und Vorrichtungen zur Herstellung von Reinstsilizium |
CN117430119B (zh) * | 2023-12-20 | 2024-02-20 | 四川优赛思智能科技有限公司 | 一种具备自动堵眼功能的工业硅冶炼系统 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2825642A (en) * | 1954-03-09 | 1958-03-04 | Du Pont | Method of producing group iv-a metals |
US2912312A (en) * | 1956-10-10 | 1959-11-10 | Cleveland Metal Specialties Co | Method of making components for printed circuits |
BE571013A (it) * | 1957-09-07 | |||
DE1160831B (de) * | 1962-04-21 | 1964-01-09 | Knapsack Ag | Verfahren und Vorrichtung zur Herstellung von Titannitrid |
US3445191A (en) * | 1965-07-14 | 1969-05-20 | Westinghouse Electric Corp | Arc heater apparatus for chemical processing |
DE1290712B (de) * | 1966-01-15 | 1969-03-13 | Hoechst Ag | Gegen den Abbau durch Licht und Waerme stabilisierte Formmassen |
US3661764A (en) * | 1969-11-14 | 1972-05-09 | Humphreys Corp | Material treatment apparatus |
US3705975A (en) * | 1970-03-02 | 1972-12-12 | Westinghouse Electric Corp | Self-stabilizing arc heater apparatus |
GB1355433A (en) * | 1971-07-28 | 1974-06-05 | Electricity Council | Production of titanium |
NO129623B (it) * | 1972-01-25 | 1974-05-06 | Elkem Spigerverket As | |
CA1086914A (en) * | 1975-08-11 | 1980-10-07 | Charles B. Wolf | Process for production of magnetite spheres with an arc heater |
IT1055884B (it) * | 1976-02-17 | 1982-01-11 | Montedison Spa | Procedimento ad arco plasma di prodotti ceramici metallici e simili |
US4102765A (en) * | 1977-01-06 | 1978-07-25 | Westinghouse Electric Corp. | Arc heater production of silicon involving alkali or alkaline-earth metals |
US4102985A (en) * | 1977-01-06 | 1978-07-25 | Westinghouse Electric Corp. | Arc heater production of silicon involving a hydrogen reduction |
-
1977
- 1977-10-12 US US05/841,409 patent/US4162291A/en not_active Expired - Lifetime
-
1978
- 1978-09-15 GB GB7836987A patent/GB2005650B/en not_active Expired
- 1978-09-27 CA CA312,199A patent/CA1099493A/en not_active Expired
- 1978-10-05 IT IT28434/78A patent/IT1099246B/it active
- 1978-10-06 FR FR7828695A patent/FR2405774A1/fr active Granted
- 1978-10-12 JP JP53124698A patent/JPS6052082B2/ja not_active Expired
- 1978-10-12 DE DE19782844557 patent/DE2844557A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CA1099493A (en) | 1981-04-21 |
GB2005650A (en) | 1979-04-25 |
FR2405774A1 (fr) | 1979-05-11 |
DE2844557A1 (de) | 1979-04-26 |
US4162291A (en) | 1979-07-24 |
JPS5464986A (en) | 1979-05-25 |
IT7828434A0 (it) | 1978-10-05 |
GB2005650B (en) | 1982-09-02 |
FR2405774B1 (it) | 1983-12-02 |
JPS6052082B2 (ja) | 1985-11-18 |
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