Patents
Sitemap › C30 - Crystal growth › C30B - Single-crystal growth; Unidirectional solidification of eutectic material or unidirectional demixing of eutectoid material; Refining by zone-melting of material; Production of a homogeneous polycrystalline material with defined structure; Single crystals or homogeneous polycrystalline material with defined structure; After-treatment of single crystals or a homogeneous polycrystalline material with defined structure; Apparatus therefor › C30B 15 - Single-crystal growth by pulling from a melt, e.g. czochralski method
Patents for C30B 15 - Single-crystal growth by pulling from a melt, e.g. czochralski method (9,854)
12/1998
12/03/1998DE19723070A1 Melting and crystallisation vessel
12/01/1998US5843229 Crystal holding apparatus
12/01/1998US5843228 Apparatus for preventing heater electrode meltdown in single crystal pulling apparatus
11/1998
11/25/1998EP0879903A1 Silicon seed crystal, method of manufacturing the same, and method of manufacturing a silicon monocrystal through use of the seed crystal
11/24/1998US5840120 Apparatus for controlling nucleation of oxygen precipitates in silicon crystals
11/24/1998US5840116 Crystallizing the single silicon crystal with uniform oxygen concentration distribution by melting, applying a low magnetic field
11/24/1998US5840115 Single crystal growth method
11/18/1998CN1199017A Method of making silicon for solar cell
11/12/1998WO1998050168A1 Corrosion resistant composites useful in chemical reactors
11/12/1998CA2287892A1 Corrosion resistant composites useful in chemical reactors
11/10/1998US5834322 Heat treatment of Si single crystal
11/10/1998US5833939 Ba(B1- x Mx)2 O4 single crystal and synthesis thereof
11/10/1998US5833750 Crystal pulling apparatus
11/05/1998WO1998049378A1 Method for single crystal growth
11/04/1998EP0875607A1 Silicon single crystal with no crystal defect in peripheral part of wafer and process for producing the same
11/04/1998EP0875606A1 Silicon feed system
11/04/1998CN1197854A Silicon feed system
10/1998
10/29/1998WO1998048085A1 Chemical reaction barriers for use with silica containers and/or graphite support vessels in production of single crystal silicon
10/28/1998EP0874069A1 Detecting method of impurity concentration in a crystal, method and apparatus for pulling up a single-crystal
10/28/1998EP0812239A4 High purity composite useful as furnace components
10/28/1998CN1197128A Device and method for pulling single crystal
10/27/1998US5827367 Apparatus for improving mechanical strength of the neck section of czochralski silicon crystal
10/27/1998US5827366 Czochralski growing apparatus suppressing growth striation of long large-diameter monocrystalline silicon
10/21/1998CN1196405A Growth method for high-temp. phase barium metaborate (alpha-BaB*O*)
10/20/1998US5824153 Apparatus with movable arms for holding a single-crystal semiconductor ingot
10/20/1998US5824152 Semiconductor single-crystal pulling apparatus
10/20/1998US5824149 Method and apparatus for controlling crystal temperature gradients in crystal growing systems
10/15/1998WO1998045510A1 Low defect density, self-interstitial dominated silicon
10/15/1998WO1998045509A1 Low defect density silicon
10/15/1998WO1998045508A1 Low defect density, vacancy dominated silicon
10/15/1998WO1998045507A1 Low defect density, ideal oxygen precipitating silicon
10/13/1998US5820672 OISF control in czochralski-grown crystals
10/13/1998US5820649 Method of and apparatus for continuously producing a solid material
10/07/1998EP0869202A2 Single crystal pulling apparatus, single crystal support mechanism, and single crystal pulling method
10/06/1998US5817176 Apparatus for preparing a single crystal of silicon
10/06/1998US5817172 Preparation of oxide crystals
10/06/1998US5817171 Apparatus and method for producing single crystal using Czochralski technique
10/01/1998DE19712331A1 Crystal drawing installation
09/1998
09/30/1998EP0867535A2 Rotation head for Czochralskicrystal pulling apparatus
09/30/1998EP0867534A2 Semiconductor single crystal manufacturing apparatus
09/30/1998EP0867533A2 Single crystal growing apparatus ans single crystal growing method
09/30/1998EP0867532A2 Single crystal pulling apparatus
09/30/1998EP0867531A1 Single crystal production apparatus and process
09/30/1998EP0867405A1 Method for producing silicon for use in solar cells
09/29/1998US5814148 Method for preparing molten silicon melt from polycrystalline silicon charge
09/23/1998EP0866151A1 Crystal holding apparatus
09/23/1998EP0866150A1 Apparatus and process for pulling a single crystal
09/23/1998CN1039926C Manufacture of barium titanate monocrystal
09/17/1998WO1998040544A1 Lanthanum gallium silicate disc and its preparation method
09/16/1998EP0864671A1 A process and an apparatus for producing a composite oxide single crystal body
09/16/1998EP0864670A2 Lifting device for a single crystal pulling apparatus
09/16/1998CN1193054A Method for making silicon single crystal and used seed crystal
09/09/1998EP0863230A1 Apparatus for handling heavy parts of Czochralski crystal pulling apparatus supported in a frame structure
09/09/1998CN1192489A Magnetic-field applied czochralski crystal growth system
09/01/1998US5800924 High purity composite useful as furnace components
09/01/1998US5800612 Single-crystal semiconductor pulling apparatus
08/1998
08/25/1998US5797990 Apparatus for damping a crystal ingot suspension in a Czochralski crystal puller
08/25/1998US5797638 Hoist apparatus for annular member
08/18/1998US5795383 Method and mechanism for lifting gas flow-guide cylinder of a crystal pulling apparatus
08/18/1998US5795382 Oxygen precipitation control in Czochralski-grown silicon crystals
08/18/1998US5795381 SIO probe for real-time monitoring and control of oxygen during czochralski growth of single crystal silicon
08/13/1998WO1998035075A1 Melting pot with silicon protective layers, method for applying said layer and the use thereof
08/13/1998WO1998035074A1 Method and apparatus for growing crystals
08/11/1998US5792255 Manufacturing method of single crystal
08/06/1998DE19703343A1 New photo-refractive crystal useful for optical data storage
08/05/1998EP0856600A1 LiGa02 single crystal, single-crystal substrate, and method of manufacturing the same
08/05/1998EP0856599A2 Apparatus for feeding raw material into a quartz crucible and method of feeding the same
08/05/1998CN1189546A Process for producing silicon single crystal, and heater for carrying out the process
08/04/1998US5788764 Potassium titanium phosphate
08/04/1998US5788763 High quality by controlling the oxygen deposits
08/04/1998US5788718 Apparatus and a method for growing a single crystal
07/1998
07/29/1998EP0855455A1 Crucible for single crystal growth, method for its manufacture and its application
07/29/1998CN1188821A Process and apparatus for controlling the oxygen content in silicon wafers heavily doped with antimony or arsenic
07/28/1998US5785758 Single crystal growing apparatus
07/28/1998US5785757 Apparatus for fabricating a single-crystal
07/28/1998US5785753 Single crystal manufacturing method
07/22/1998EP0854211A1 Method of manufacturing silicon monocrystal, and seed crystal used in the method
07/22/1998EP0854209A1 Process to produce silicon single crystal and heating apparatus for this process
07/22/1998EP0765406B1 Improvements in crystal growth
07/21/1998US5783162 Argon purification process
07/14/1998US5779792 Single crystal pulling apparatus
07/14/1998US5779791 Process for controlling thermal history of Czochralski-grown silicon
07/14/1998US5779790 Method of manufacturing a silicon monocrystal
06/1998
06/23/1998US5770873 GaAs single crystal as well as method of producing the same, and semiconductor device utilizing the GaAs single crystal
06/23/1998US5769941 Method of forming semiconductor material
06/18/1998DE19652171A1 Thermal insulation of induction heated, crystal growth crucible or melt
06/16/1998US5766348 Rotating head for crystal pulling systems for carrying out the czochralski process
06/16/1998US5766347 Apparatus for fabricating a semiconductor single crystal
06/16/1998US5766346 Apparatus for producing silicon single crystal
06/16/1998US5766341 Method for rotating a crucible of a crystal pulling machine
06/09/1998US5763838 Apparatus for weighing a grown crystal
06/09/1998US5762865 Used to grow single crystal of semiconductors
06/09/1998US5762704 Method of fabricating a silicon single-crystal ingot
06/09/1998US5762703 Method and apparatus for pulling monocrystals from a melt contained in a crucible
06/09/1998US5762672 Method for producing a quartz glass crucible
06/09/1998US5762491 Solid material delivery system for a furnace
06/02/1998US5759646 Vessel of pyrolytic boron nitride
06/02/1998US5759261 From melt; shielding surface
05/1998
05/27/1998EP0844318A1 Method of and apparatus for continuously producing a solid material
05/26/1998US5756225 Single crystal oxide turbine blades
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