DE3842099A1 - Wirbelschichtreaktor zur herstellung von polykristallinem silicium - Google Patents
Wirbelschichtreaktor zur herstellung von polykristallinem siliciumInfo
- Publication number
- DE3842099A1 DE3842099A1 DE19883842099 DE3842099A DE3842099A1 DE 3842099 A1 DE3842099 A1 DE 3842099A1 DE 19883842099 DE19883842099 DE 19883842099 DE 3842099 A DE3842099 A DE 3842099A DE 3842099 A1 DE3842099 A1 DE 3842099A1
- Authority
- DE
- Germany
- Prior art keywords
- silicon
- silane
- particles
- fluidized bed
- discharge
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
-
- 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
- C01B33/029—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition of monosilane
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Silicon Compounds (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13249087A | 1987-12-14 | 1987-12-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3842099A1 true DE3842099A1 (de) | 1989-06-22 |
DE3842099C2 DE3842099C2 (fr) | 1992-11-05 |
Family
ID=22454295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19883842099 Granted DE3842099A1 (de) | 1987-12-14 | 1988-12-14 | Wirbelschichtreaktor zur herstellung von polykristallinem silicium |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2562360B2 (fr) |
CA (1) | CA1336937C (fr) |
DE (1) | DE3842099A1 (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3910343A1 (de) * | 1988-03-31 | 1989-10-12 | Union Carbide Corp | Aussenbeheizter wirbelschicht-reaktor |
WO2005085133A1 (fr) * | 2004-03-02 | 2005-09-15 | Degussa Ag | Procede de fabrication de silicium |
WO2014191274A1 (fr) * | 2013-05-29 | 2014-12-04 | Wacker Chemie Ag | Procédé de production de polysilicium granulaire |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10060469A1 (de) * | 2000-12-06 | 2002-07-04 | Solarworld Ag | Verfahren zur Herstellung von hochreinem, granularem Silizium |
DE102004027563A1 (de) * | 2004-06-04 | 2005-12-22 | Joint Solar Silicon Gmbh & Co. Kg | Silizium sowie Verfahren zu dessen Herstellung |
DE202008013839U1 (de) | 2008-12-23 | 2009-04-09 | G+R Polysilicon Gmbh | Rohrwärmetauscher für eine Einrichtung zur Herstellung von Polysilizium |
US8534904B2 (en) * | 2010-03-10 | 2013-09-17 | Lord Ltd., Lp | Apparatus for restarting a gas-solids contactor |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4314525A (en) * | 1980-03-03 | 1982-02-09 | California Institute Of Technology | Fluidized bed silicon deposition from silane |
-
1988
- 1988-12-14 CA CA 585897 patent/CA1336937C/fr not_active Expired - Fee Related
- 1988-12-14 DE DE19883842099 patent/DE3842099A1/de active Granted
- 1988-12-14 JP JP63313978A patent/JP2562360B2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4314525A (en) * | 1980-03-03 | 1982-02-09 | California Institute Of Technology | Fluidized bed silicon deposition from silane |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3910343A1 (de) * | 1988-03-31 | 1989-10-12 | Union Carbide Corp | Aussenbeheizter wirbelschicht-reaktor |
WO2005085133A1 (fr) * | 2004-03-02 | 2005-09-15 | Degussa Ag | Procede de fabrication de silicium |
US7632478B2 (en) | 2004-03-02 | 2009-12-15 | Degussa Ag | Process for producing silicon |
WO2014191274A1 (fr) * | 2013-05-29 | 2014-12-04 | Wacker Chemie Ag | Procédé de production de polysilicium granulaire |
CN105246827A (zh) * | 2013-05-29 | 2016-01-13 | 瓦克化学股份公司 | 用于制造颗粒状多晶硅的方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2562360B2 (ja) | 1996-12-11 |
JPH026392A (ja) | 1990-01-10 |
DE3842099C2 (fr) | 1992-11-05 |
CA1336937C (fr) | 1995-09-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8125 | Change of the main classification |
Ipc: B01J 8/24 |
|
8125 | Change of the main classification |
Ipc: C01B 33/027 |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ADVANCED SILICON MATERIALS INC., MOSES LAKE, WASH. |
|
8328 | Change in the person/name/address of the agent |
Free format text: FRHR. VON PECHMANN, E., DIPL.-CHEM. DR.RER.NAT., 8000 MUENCHEN BEHRENS, D., DR.-ING., 81541 MUENCHEN BRANDES, J., DIPL.-CHEM. DR.RER.NAT. GOETZ, R., DIPL.-ING. DIPL.-WIRTSCH.-ING. VON HELLFELD, A., DIPL.-PHYS. DR.RER.NAT., PAT.-ANWAELTE WUERTENBERGER, G., RECHTSANW., 8000 MUENCHEN |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: ADVANCED SILICON MATERIALS LLC,(N.D.GES.D.STAATES |