Patents for C30B 28 - Production of homogeneous polycrystalline material with defined structure (2,968)
04/2014
04/09/2014CN203530485U Polycrystalline silicon ingot furnace thermal field structure
04/09/2014CN203530484U Ingot furnace graphite bottom plate capable of precisely positioning
04/09/2014CN102330148B Polysilicon ingot casting method with low defect and high output and thermal field structure thereof
04/02/2014CN203513830U Quartz ceramic crucible capable of reducing content of oxygen and carbon for polycrystalline silicon ingot
04/02/2014CN103698348A Method for measuring microstructure of crystal growth boundary layer in situ and in real time by GIXRD (grazing incidence X-ray diffraction) technology and minitype crystal growing furnace
04/02/2014CN103696017A Supersaturated solid solution nanocrystalline material and preparation method thereof
04/02/2014CN103696002A Electromagnetic and resistance mixed heating thermal field structure of ingot furnace and using method of electromagnetic and resistance mixed heating thermal field structure
04/02/2014CN103696001A Crystal growth control method in polycrystalline silicon ingot casting
04/02/2014CN102154686B Crystalline silicon ingot casting method and silicon ingot
04/01/2014US8685164 Method for processing silicon powder to obtain silicon crystals
04/01/2014CA2532384C Annealing single crystal chemical vapor deposition diamonds
03/2014
03/27/2014WO2014045252A1 Method for forming an epitaxial silicon layer
03/26/2014CN203498505U Polycrystalline rod heat insulating device of zone melting furnace
03/26/2014CN203498504U Cooling block for polysilicon ingot furnace
03/26/2014CN203498501U Polysilicon ingoting furnace
03/26/2014CN103668452A Ingot furnace
03/26/2014CN103668451A Polysilicon ingot furnace
03/26/2014CN103668450A Ingot casting technology capable of reducing generation of fine grains in polycrystalline silicon ingot
03/26/2014CN103668449A Solid-liquid interface determination device for silicon ingot furnace
03/26/2014CN103668427A Method for casting large-sized silicon ingot
03/26/2014CN103668426A Method for preparing silicon single crystals by using zone continuous casting method
03/26/2014CN102286776B Temperature control system for sapphire crystal growth by Kyropoulos
03/25/2014US8679443 Method and apparatus for treating diamond using liquid metal saturated with carbon
03/19/2014CN203487278U Heat-isolating exhausting device and ingot furnace
03/19/2014CN203487277U Multi-rod-hole crucible sintering device for preparing MgF2 rodlike crystals
03/19/2014CN203485502U Quartz crucible coating for producing high-performance polycrystalline silicon ingot
03/19/2014CN103649381A Method and device for producing material having a monocrystalline or multicrystalline structure
03/19/2014CN103645200A Method used for in-situ measurement of melting method crystal growth microstructures via mu-XAFS technology and minicrystal growth furnace
03/19/2014CN103643298A Microwave solvothermal growth method for red light broadband transmitted nanocrystal array
03/19/2014CN103643290A Method for purifying high purify alumina for sapphire crystals
03/19/2014CN102345165B Device for reducing warping degree of polycrystalline silicon slice
03/18/2014US8673073 Methods for purifying metallurgical silicon
03/13/2014WO2014039649A1 Selectively leached, polycrystalline structures for cutting elements of drill bits
03/12/2014CN203474962U MOCVD (metal organic chemical vapor deposition) built-in dust collector
03/12/2014CN203474952U Quartz crucible for ingot casting
03/12/2014CN103635614A Vessels for molten semiconducting materials and methods of making the same
03/12/2014CN103632754A Ultrathin aluminum-doped ZnO transparent conductive film and preparing method thereof
03/12/2014CN103628132A Polycrystalline silicon chip, polycrystalline silicon ingot and method of polycrystalline silicon ingot
03/12/2014CN103628126A Manufacturing method for monocrystalloid crystalline silica ingot and polysilicon ingot furnace
03/12/2014CN103628125A Polysilicon ingot furnace and polysilicon ingot casting method
03/12/2014CN102242392B Method for producing quasi-single crystal silicon with casting method and stabilizing crystal seed at furnace bottom after melting in ingot furnace
03/12/2014CN102225651B Grapheme-Sr3Ti2O7/zinc-aluminum-zirconium corrosion resistant coating for polysilicon ingot furnace
03/06/2014WO2014004481A9 Controlled directional solidification of silicon
03/05/2014EP2702191A1 Vessels for molten semiconducting materials and methods of making the same
03/05/2014CN203462170U Device for measuring crystal growth rod of ingot furnace
03/05/2014CN203462169U Temperature-measuring fixing device with limited switchable observation window
03/05/2014CN203462157U Safe explosion-proof device for polysilicon ingot furnace
03/05/2014CN103614775A Method for growing REBCO (Rare Earth Barium Copper Oxygen) standard single crystal in embedded seeded growth mode
03/05/2014CN103614772A Polysilicon ingot heating method and polysilicon ingot furnace utilizing same
03/05/2014CN103614771A Ingot casting capacity adjustment device of polycrystalline ingot casting furnace
03/05/2014CN103614770A Novel ingot furnace and production technology using ingot furnace
03/05/2014CN101392408B Reactor for polycrystalline silicon and polycrystalline silicon production method
02/2014
02/27/2014WO2014031152A1 A bismuth-doped semi-insulating group iii nitride wafer and its production method
02/26/2014CN203451646U Ingot furnace and heat exchange device thereof
02/26/2014CN203451644U Polycrystalline-casting thermal field control device
02/26/2014CN103603039A Purification method for polycrystalline silicon ingot leftovers
02/26/2014CN103603033A Vertical Bridgman multi-component compound crystal growth system and application method thereof
02/26/2014CN103603029A Crystal preparation apparatus with transparent structure
02/26/2014CN102312282B Two-stage feeding device for polysilicon ingot casting
02/25/2014US8657957 Method and apparatus for manufacturing fused silica crucible, and the fused silica crucible
02/19/2014EP2697413A1 Method and device for producing material having a monocrystalline or multicrystalline structure
02/19/2014CN203440497U Polysilicon ingot furnace
02/19/2014CN203440492U Loading and unloading clamp for polysilicon ingot furnace
02/19/2014CN103590105A Silicon ingot casting device
02/19/2014CN103590104A Zinc electrolytic recovery processing method
02/19/2014CN103590103A Argon guide system and argon guide method for polycrystalline silicon ingot furnace
02/19/2014CN103590102A Polycrystalline ingot casting technology capable of improving conversion efficiency of polycrystalline silicon chips
02/19/2014CN102286778B Infrared temperature measurement device of polycrystalline furnace and polycrystalline furnace using same
02/18/2014US8652253 Arrangement and method for manufacturing a crystal from a melt of a raw material and single crystal
02/12/2014EP2694699A1 Method for depositing one or more polycrystalline silicon layers on substrate
02/12/2014CN203432695U Polycrystalline silicon ingot furnace temperature detection device
02/12/2014CN203429280U Ingot furnace and side heater component of ingot furnace
02/12/2014CN103570022A Polysilicon growth device
02/05/2014CN203420012U Heater electrode positioning device dedicated to ingot furnace
02/05/2014CN103556222A Graphite heater and preparation method thereof
02/05/2014CN103556221A 多晶硅铸锭炉 Polycrystalline silicon ingot furnace
02/05/2014CN103556220A 多晶硅铸锭炉 Polycrystalline silicon ingot furnace
02/04/2014US8642449 Silicon wafer
01/2014
01/30/2014WO2014016489A2 Large-grain crystallised metal chalcogenide film, colloidal solution of amorphous particles, and preparation methods
01/29/2014CN103547704A Method for depositing one or more polycrystalline silicon layers on substrate
01/29/2014CN103541004A polycrystalline silicon ingot and manufacture methode for the same
01/29/2014CN103541003A Polysilicon ingot furnace
01/29/2014CN103541002A Dual-power adaptive control technology applied to polycrystalline silicon ingot casting
01/29/2014CN103540994A Directional growth device for cone face of KDP (Potassium Dihydrogen Phosphate) crystal
01/29/2014CN103540909A LPCVD (Low Pressure Chemical Vapor Deposition) method of polycrystalline silicon
01/29/2014CN102296352B Ingot casting method for single polysilicon of 800kg
01/29/2014CN102037546B Methods of making an unsupported article of pure or doped semiconducting material
01/28/2014US8636845 Metal heterocyclic compounds for deposition of thin films
01/22/2014CN203403171U Crucible for casting polycrystalline silicon ingot
01/22/2014CN203403170U 铸锭炉 Ingot furnace
01/22/2014CN103526290A Preparation method of polycrystalline silicon cast ingot
01/22/2014CN103526287A Accurate-positioning ingot furnace graphite baseboard
01/22/2014CN103526286A Precise temperature adjustment device of polycrystalline ingot furnace
01/22/2014CN102304768B Insulation barrel for crystal growing thermal field
01/15/2014CN203393257U Ingot furnace with plurality of heat-conduction bottom plates for producing efficient polycrystalline silicon ingot
01/15/2014CN203393256U Graphite crucible for polycrystalline silicon ingot furnace
01/15/2014CN203393255U Crucible for realizing no black edges of polycrystalline silicon cast ingot
01/15/2014CN103510157A Induced crystal growth technology for efficient ingot casting
01/15/2014CN103506263A Polycrystalline silicon crucible spraying method free of drying and silicon nitride coating
01/15/2014CN102548061B Water-cooling copper electrode for producing polycrystalline silicon vacuum furnace
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