Patents for C30B 15 - Single-crystal growth by pulling from a melt, e.g. czochralski method (9,854)
05/1985
05/07/1985US4515755 Vapor-deposited silicon nitride layer on pull-up device
05/07/1985CA1186474A1 Process and apparatus for electromagnetically casting or reforming strip materials
05/02/1985EP0139157A1 Apparatus for growing single crystals of dissociative compounds
04/1985
04/24/1985EP0138292A1 Apparatus for the growth of single crystals
04/23/1985US4512954 Crystal growing apparatus
04/17/1985EP0137306A2 Process for the removal of impurities from silicon fragments
04/17/1985EP0137209A2 Silicon wafer and its application in producing integrated circuit devices
04/16/1985US4511428 Method of controlling oxygen content and distribution in grown silicon crystals
04/03/1985EP0136196A1 Process for making thin or massive, metallic or semimetallic objects, especially of silicium
04/03/1985EP0135676A2 Apparatus for growing Czochralski crystals and growth method using such apparatus
03/1985
03/20/1985EP0134680A2 Apparatus for manufacturing a single crystal
03/19/1985US4505221 Device for asymmetrically coating a tape-shaped carrier body with silicon for further processing into solar cells
03/12/1985CA1183761A1 Crystal growth apparatus
02/1985
02/13/1985EP0133084A1 Process for making bismuth-germanate single crystals with a high scintillation efficiency
02/12/1985CA1182385A1 Method for controlling the oxygen level of silicon rods pulled according to the czochralski technique
02/05/1985US4497777 Apparatus for producing monocrystalline silicon
01/1985
01/31/1985WO1985000391A1 Narrow-band optical absorption filter
01/29/1985US4496424 Method for manufacture of III-V compound semiconducting single crystal
01/22/1985US4495155 Modified crucible for the pendant drop method of crystallization
01/15/1985CA1180860A1 Melt spinning crucible
01/08/1985CA1180641A1 Control of atmosphere surrounding crystal growth zone
12/1984
12/19/1984EP0128600A2 Cold crucible for smelting and crystallising inorganic non metallic compounds
12/19/1984EP0128538A2 Process for preparing single crystal
12/05/1984EP0127280A1 Heating resistor of single crystal manufacturing apparatus
11/1984
11/27/1984US4485072 Pulling from melt on seed crystal
11/20/1984US4483735 Manufacturing process of semi-insulating gallium arsenide single crystal
11/20/1984US4483734 Method for the preparation of single crystals of gadolinium gallium garnet
11/20/1984CA1178176A1 Method and apparatus for producing crystalline ribbons
11/20/1984CA1178016A1 Apparatus and process for electromagnetically shaping a molten material within a narrow containment zone
11/20/1984CA1178015A1 Apparatus and process for cooling and solidifying molten material being electromagnetically cast
11/14/1984EP0124938A2 Cold crucible for the melting of non metallic inorganic compounds
11/06/1984US4481235 Impregnation of melt into reticulate carrier
11/06/1984CA1177367A1 Process for solidification
10/1984
10/23/1984US4478880 Method of fabricating polycrystalline silicon strips
10/23/1984US4478676 Insulation for absorbing infrared radiation emitted from crystal melt
10/23/1984US4478675 Method of producing GaAs single crystals doped with boron
10/02/1984US4474641 Method of drawing a silicon rod
09/1984
09/04/1984US4469552 Process and apparatus for growing a crystal ribbon
08/1984
08/28/1984US4468279 Single crystals, boules
08/08/1984EP0115121A2 Method and apparatus for controlling shape of single crystal
08/07/1984CA1172146A1 Method and apparatus for drawing monocrystalline ribbon from a melt
07/1984
07/25/1984EP0036891B1 Minimization of strain in single crystals
07/24/1984CA1171341A1 Method for producing gadolinium garnet
07/04/1984EP0112649A2 Process for making laser host garnet crystal material free of water and hydroxyl ion impurities
06/1984
06/26/1984US4456499 Semiconductor melt flows from exterior to interior crucible as single crystal ingot is formed
06/19/1984CA1169336A1 String stabilized ribbon growth method and apparatus
06/12/1984US4454096 Crystal growth furnace recharge
05/1984
05/16/1984EP0108259A2 Method for controlling vertically arranged heaters in a crystal pulling device
05/08/1984US4447289 Process for the manufacture of coarsely crystalline to monocrystalline sheets of semiconductor material
05/01/1984CA1166556A1 Minimization of strain in single crystals
04/1984
04/24/1984US4444728 Iridium-rhenium crucible
04/17/1984US4443411 Melts, crucibles, pulling, capillaries, dies, shields, gases, supplying
04/10/1984CA1165212A1 Crucible assembly
04/04/1984EP0104559A1 Pulling method of single crystals
04/03/1984US4440728 Apparatus for growing tubular crystalline bodies
04/03/1984CA1164698A1 Infrared light transmitting fiber and process for producing the same
03/1984
03/20/1984US4438078 Forming the oxalate of gadolinium, precipitation, pyrolysis; elution of filtrate, precipitation of oxalate, pyrolysis
03/13/1984US4436577 Method of regulating concentration and distribution of oxygen in Czochralski grown silicon
02/1984
02/15/1984EP0100453A1 Method for growing a GaAs single crystal by pulling from GaAs melt
02/07/1984US4430305 Displaced capillary dies
01/1984
01/31/1984US4429052 Magnetic hexagonal ferrite layer on a nonmagnetic hexagonal mixed crystal substrate
01/31/1984US4429009 Process for surface conversion of vitreous silica to cristobalite
01/31/1984US4428783 Process for the manufacture of vertical P-N junctions in the pulling of silicon from a silicon melt
01/31/1984US4428646 Optical fibers having crystalline material and method of making same
01/18/1984EP0098471A2 Method of growing silicon crystals by the Czochralski method
01/11/1984EP0097676A1 Diameter control in czochralski crystal growth
01/03/1984US4424193 Constituent members of a semiconductor element-manufacturing apparatus and a reaction furnace for making said constituent members
12/1983
12/20/1983US4421721 Apparatus for growing crystal fibers
12/06/1983US4419177 Process for electromagnetically casting or reforming strip materials
11/1983
11/29/1983US4417944 Controlled heat sink for crystal ribbon growth
11/29/1983US4417943 Crucible rotation speed
11/22/1983US4416723 Method for producing sapphire tubes
11/22/1983US4416680 Method of making quartz glass crucibles, and apparatus carrying out the method
11/15/1983US4415401 Crystallization of a silicon melt in a mixture of inert gas and carbon monoxide or carbon dioxide; quality; photoelectric cells
10/1983
10/18/1983US4410494 Apparatus for controlling flow of molten material between crystal growth furnaces and a replenishment crucible
10/04/1983CA1154656A1 Belt-roller crystal pulling mechanism
09/1983
09/27/1983US4406731 Apparatus for and method of sealing shafts in crystal-growing furnace systems
09/06/1983US4402786 Ribbons, crystal structure, melts, capillary dies, turning
09/01/1983WO1983002963A1 Monocrystalline jewelry material on basis of aluminium garnets
09/01/1983WO1983002962A1 Monocrystalline material on basis of aluminium garnets
08/1983
08/23/1983US4400232 A stream of two gases, one containing oxygen
08/09/1983US4397813 Apparatus for manufacturing single crystals
08/02/1983US4396824 Conduit for high temperature transfer of molten semiconductor crystalline material
07/1983
07/26/1983US4395219 Apparatus for forming compactible material into a body
07/21/1983WO1983002464A1 Diameter control in czochralski crystal growth
07/19/1983US4394352 Tantalum, deformation
07/12/1983CA1149710A1 Process for making solar cell base material
06/1983
06/28/1983US4390505 Crystal growth apparatus
06/21/1983US4389377 Apparatus for growing a dendritic web
06/14/1983CA1147943A1 Method of manufacture of polycrystalline garnet, polycrystalline garnet and corresponding simple crystal
06/14/1983CA1147942A1 Method of manufacture of polycrystalline garnet including aluminum and/or gallium and/or indium and at least one element of the group consisting of rare earth and yttrium, and corresponding simple crystals
05/1983
05/25/1983EP0079567A2 Process for making polycrystalline silicon films for solar cells
03/1983
03/29/1983US4378269 Method of manufacturing a single crystal silicon rod
03/22/1983CA1143257A1 Method of reshaping warped graphite enclosures and the like
03/08/1983CA1142418A1 Displaced capillary dies
02/1983
02/23/1983EP0072565A2 Process for forming large to single crystal ribbons of semiconductor material
02/15/1983US4373571 Apparatus and process for electromagnetically shaping a molten material within a narrow containment zone
02/01/1983US4371502 Crystal growing furnace pulling head
02/01/1983US4371419 Method for producing a lithium tantalate single crystal
01/1983
01/26/1983EP0070760A1 Process for treating a liquid mass without contacting the walls of an apparatus, and application of this process to the formation of microgravity materials
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