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Class Information
Number: 117/219
Name: Single-crystal, oriented-crystal, and epitaxy growth processes; non-coating apparatus therefor > Apparatus > For crystallization from liquid or supercritical state > Having means for producing a moving solid-liquid-solid zone
Description: Subject matter including means for subjecting solid precursor* material to localized heating to liquefy a region, thereby forming two solid-liquid interfaces, usually substantially parallel to each other, followed by moving the means of heating or moving said solid precursor* so as to effect additional liquid formation at one interface and concomitant cooling at the other interface, thereby obtaining single-crystal* product at the trailing solidifying interface.


Sub-classes under this class:

Class Number Class Name Patents
117/221 Havind details of a stabilizing feature 42
117/220 Includin a solid member other than seed or product contacting the liquid (e.g., crucible, immersed heating element) 34
117/222 Including heating or cooling details 125


Patents under this class:

Patent Number Title Of Patent Date Issued
7585791 Laser irradiation method, laser irradiation apparatus and method for manufacturing semiconductor device Sep. 8, 2009
7465355 Method and device for producting monocrystals Dec. 16, 2008
7390361 Semiconductor single crystal manufacturing apparatus and graphite crucible Jun. 24, 2008
7294203 Heat shielding member of silicon single crystal pulling system Nov. 13, 2007
7291225 Heat shield and crystal growth equipment Nov. 6, 2007
7214574 Heating treatment device, heating treatment method and fabrication method of semiconductor device May. 8, 2007
7125450 Process for preparing single crystal silicon using crucible rotation to control temperature gradient Oct. 24, 2006
6712904 Device for producing single crystals Mar. 30, 2004
6660085 Polycrystal thin film forming method and forming system Dec. 9, 2003
6423585 Heating treatment device, heating treatment method and fabrication method of semiconductor device Jul. 23, 2002
6183556 Insulating and warming shield for a seed crystal and seed chuck Feb. 6, 2001
6153011 Continuous crystal plate growth process and apparatus Nov. 28, 2000
6036776 Method and device for manufacturing single crystals Mar. 14, 2000
6022411 Single crystal pulling apparatus Feb. 8, 2000
5968264 Method and apparatus for manufacturing a silicon single crystal having few crystal defects, and a silicon single crystal and silicon wafers manufactured by the same Oct. 19, 1999
5932005 Crystallogenesis device and process Aug. 3, 1999
5849080 Apparatus for producing polycrystalline semiconductors Dec. 15, 1998
5769943 Semiconductor apparatus utilizing gradient freeze and liquid-solid techniques Jun. 23, 1998
5741359 Method and apparatus for zone-melting recrystallization of semiconductor layer Apr. 21, 1998
5178840 Single wafer regrowth of silicon Jan. 12, 1993
5059401 Monocrystal growing apparatus Oct. 22, 1991
5057287 Liquid encapsulated zone melting crystal growth method and apparatus Oct. 15, 1991
4696716 Apparatus for doping semiconductor rods with solid dopants Sep. 29, 1987
4427638 Apparatus for semiconductor ribbon-to-ribbon conversion Jan. 24, 1984
4218424 Apparatus for the zone pulling of monocrystal rods Aug. 19, 1980
4078897 Apparatus for producing monocrystals Mar. 14, 1978
4068814 Semiconductor body holder Jan. 17, 1978
4045181 Apparatus for zone refining Aug. 30, 1977



 
 
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