| Patents for C30B 28 - Production of homogeneous polycrystalline material with defined structure (2,968) |
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| 03/20/2013 | CN102978709A Efficient cooling technical method of polycrystal ingot casting |
| 03/20/2013 | CN102978697A Movable curtain door device for crystalline silicon ingot furnace and control method of device |
| 03/20/2013 | CN102978696A Protective device for polysilicon ingot casting crucible |
| 03/20/2013 | CN102978687A Crystal growth method of polycrystalline silicon ingot |
| 03/20/2013 | CN102220636B Combined type crucible |
| 03/20/2013 | CN101914805B Directional solidification furnace with improved crucible cover part |
| 03/19/2013 | US8398768 Methods of making an article of semiconducting material on a mold comprising semiconducting material |
| 03/14/2013 | DE102011082628A1 Vorrichtung und Verfahren zur Herstellung von Silizium-Blöcken Device and method for the production of silicon blocks |
| 03/13/2013 | EP2567003A1 Removing a sheet from the surface of a melt using gas jets |
| 03/13/2013 | CN202786507U Polycrystalline silicon ingot furnace and multilayer hot door thereof |
| 03/13/2013 | CN202786506U Crucible padding plate for efficient multicrystalline wafer production |
| 03/13/2013 | CN202786505U Type 450 ingot furnace |
| 03/13/2013 | CN202786504U Air seal structure of polycrystalline ingot casting furnace |
| 03/13/2013 | CN202786503U Gas path distribution device of poly-crystal ingot furnace |
| 03/13/2013 | CN202786502U Combined cover plate for polycrystalline ingot casting furnace |
| 03/13/2013 | CN202786501U Device for controlling shape of growth interface of crystal during ingot casting |
| 03/13/2013 | CN102965734A Rapid synthesis method of indium phosphide polycrystalline material and multi-tubular quartz phosphorus bubble thereof |
| 03/13/2013 | CN102965733A Growth technique of graphite-coating-free conductive silicon carbide crystals |
| 03/13/2013 | CN102965727A Polycrystalline silicon ingot and casting method thereof |
| 03/12/2013 | US8394197 Corrosion-resistant internal coating method using a germanium-containing precursor and hollow cathode techniques |
| 03/07/2013 | WO2013030470A1 System for manufacturing a crystalline material by directional crystallization provided with an additional lateral heat source |
| 03/07/2013 | CA2845068A1 System for fabrication of a crystalline material by directional solidification provided with an additional lateral heat source |
| 03/06/2013 | CN202766657U Cooling device for cooling polycrystalline silicon ingot furnace |
| 03/06/2013 | CN202766652U Ingot furnace suitable for producing monocrystalline silicon ingots by ingot casting method |
| 03/06/2013 | CN102953119A High-efficiency and energy-saving polysilicon preparation technology and apparatus |
| 03/06/2013 | CN102953117A Method for casting silicon ingot |
| 02/27/2013 | CN202755099U Solid liquid interface determination device for silicon ingot furnace |
| 02/27/2013 | CN202755098U Polycrystalline silicon ingot furnace multipoint measurement and control system |
| 02/27/2013 | CN202755097U Quartz ceramic crucible for polycrystalline silicon |
| 02/27/2013 | CN202755096U Heat insulation device for ingot furnace |
| 02/27/2013 | CN102943304A Polysilicon ingot and manufacturing method of same |
| 02/26/2013 | US8382895 Silicon single crystal manufacturing method, silicon single crystal, silicon wafer, apparatus for controlling manufacture of silicon single crystal, and program |
| 02/21/2013 | WO2013025072A2 Device for manufacturing semiconductor or metallic oxide ingot |
| 02/20/2013 | CN202744661U Ingot furnace |
| 02/20/2013 | CN202744660U Thermal field structure for ultra-large crystal grain ingot furnace |
| 02/20/2013 | CN202744659U Energy-saving type thermal field structure of polycrystalline silicon ingot furnace |
| 02/20/2013 | CN202744658U Upper and lower heater |
| 02/20/2013 | CN202744657U Dust collector for granular polycrystalline silicon |
| 02/20/2013 | CN202744649U Thermal field structure for increasing area of large crystal grains in silicon ingots |
| 02/20/2013 | CN202744648U Crucible for prolonging minority carrier lifetime of silicon ingot |
| 02/20/2013 | CN102936748A Heater of ingot furnace |
| 02/20/2013 | CN102936747A Method for casting ingot of pseudo-single crystal through large-sized crucible |
| 02/20/2013 | CN101538042B Polycrystalline silicon reactor and polycrystalline silicon manufacture method |
| 02/14/2013 | DE102011002156B4 Kristallherstellungsverfahren Crystal manufacturing process |
| 02/14/2013 | DE102008035647B4 Kristallzüchtungsofen mit Struktur zur Verbesserung der Erwärmung Crystal growing furnace structure to improve the heating |
| 02/13/2013 | CN202730303U Novel graphite bottom plate for preparing large grained cast polysilicon |
| 02/13/2013 | CN202730302U Thermal field structure of polysilicon ingot furnace |
| 02/13/2013 | CN202730301U Cover plate |
| 02/13/2013 | CN202730294U Casting crucible for improving monocrystal yield rate |
| 02/13/2013 | CN202730292U Furnace shell of polycrystal ingot furnace |
| 02/13/2013 | CN102925972A Special furnace for casting ingot from impurity silicon and ingot casting method using furnace |
| 02/13/2013 | CN102925971A High-efficiency polycrystal ingot casting thermal field |
| 02/13/2013 | CN102925970A Crucible spraying and drying device, and method of crucible spraying and drying device |
| 02/13/2013 | CN102925960A Method for reducing central defects of silicon ingots and ingot casting furnace using same |
| 02/13/2013 | CN102925958A Method for improving poly-crystal quality by using re-melting technology |
| 02/06/2013 | CN202717880U Novel polysilicon ingot casting furnace thermal field structure |
| 02/06/2013 | CN202717879U Novel polysilicon ingot casting furnace overflow protection device |
| 02/06/2013 | CN202717878U Temperature measurement and heating control device of polycrystalline ingot furnace control system |
| 02/06/2013 | CN202717877U Leakage monitoring device for ingot casting furnace |
| 02/06/2013 | CN202717876U Polycrystalline silicon ingot furnace heat conduction device |
| 02/06/2013 | CN202717875U Crucible for silicon ingot and preparation method of coating on inner side thereof |
| 02/06/2013 | CN202717872U Temperature output power control device of polycrystalline ingot furnace control system |
| 02/06/2013 | CN102912434A Method and system for regulating and controlling chemical ratio of lead iodide |
| 02/06/2013 | CN102912432A Ingot casting furnace and ingot casting process for large silicon ingots heavier than 800kg |
| 02/06/2013 | CN102912417A Solid liquid interface detector for polysilicon ingot furnace |
| 02/06/2013 | CN102912416A Novel polycrystalline furnace heating device |
| 02/06/2013 | CN102912415A Polysilicon ingot furnace temperature measuring device |
| 02/06/2013 | CN102912414A Polycrystalline silicon ingot production furnace and crucible thereof |
| 02/06/2013 | CN102912412A Method and device for cooling polysilicon ingot furnace |
| 02/06/2013 | CN102912411A Single crystal furnace |
| 02/06/2013 | CN102909163A Method for forming coating on inner surface of polycrystalline silicon ingot casting crucible |
| 02/06/2013 | CN102071469B Directional solidification device with traveling-wave magnetic field generator |
| 02/05/2013 | US8366892 Graphite electrode |
| 01/31/2013 | WO2013014067A1 Heating a furnace for the growth of semiconductor material |
| 01/31/2013 | WO2011139402A8 Removing a sheet from the surface of a melt using gas jets |
| 01/30/2013 | CN202705567U Quartz ceramic crucible |
| 01/30/2013 | CN202705566U Cooling device for polysilicon ingot furnace |
| 01/30/2013 | CN102903499A Transformer of ingot furnace |
| 01/30/2013 | CN102899725A Gas guiding device for crystal growth furnace and crystal growth method |
| 01/30/2013 | CN102899720A Ingot casting process for high-efficiency polycrystalline silicon |
| 01/29/2013 | US8361222 Method for producing group III nitride-based compound semiconductor |
| 01/23/2013 | CN202688510U Abnormal polycrystalline graphite lateral heater |
| 01/23/2013 | CN202688502U Cover plate gas-distributing structure for preparing low-carbon low-oxygen silicon ingot |
| 01/23/2013 | CN202688500U Impurity removing structure of polysilicon ingot furnace and polysilicon ingot furnace |
| 01/23/2013 | CN102888651A Crucible cap and crucible system |
| 01/23/2013 | CN102888650A Polycrystalline silicon ingot furnace crucible attemperator for maintaining solid-liquid interface to be horizontal |
| 01/23/2013 | CN102888649A Method for preparing Si-TaSi2 eutectic in-situ composite material |
| 01/22/2013 | US8357243 Method for testing group III-nitride wafers and group III-nitride wafers with test data |
| 01/22/2013 | US8357242 Crystalline film devices, apparatuses for and methods of fabrication |
| 01/16/2013 | CN202671715U Crucible furnace for preparing low-carbon low-oxygen silicon ingots |
| 01/16/2013 | CN202671714U Cover plate improved structure for preparing low-carbon low-oxygen silicon ingots |
| 01/16/2013 | CN202671713U Crucible for polycrystalline silicon cast ingots |
| 01/16/2013 | CN202671705U Gas-distribution crucible furnace for preparing low-carbon and low-oxygen silicon ingot |
| 01/16/2013 | CN202671704U Automatic control type dual power polycrystalline silicon ingot furnace |
| 01/16/2013 | CN102877129A Crystalline silicon and preparation method thereof |
| 01/16/2013 | CN102877128A Reusable test rod and application method thereof |
| 01/16/2013 | CN102877127A Polycrystalline ingot furnace and method for growing polycrystalline ingots by polycrystalline ingot furnace |
| 01/16/2013 | CN102877126A Large polycrystalline silicon crucible, coating slurry thereof and preparation method of coating |
| 01/16/2013 | CN102877125A Polycrystal ingot furnace and method for growing mono-like silicon ingot by using the polycrystal ingot furnace |
| 01/16/2013 | CN102877117A Ingot furnace thermal field structure based on multi-heater and operation method |