| Patents for C30B 28 - Production of homogeneous polycrystalline material with defined structure (2,968) |
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| 08/06/2013 | US8500905 Kyropoulos sapphire single crystal growing apparatus using elliptic crucible |
| 08/01/2013 | WO2013112105A1 Method of preparing cast silicon by directional solidification |
| 08/01/2013 | US20130192302 Crucibles for holding molten material and methods for producing them and for their use |
| 07/31/2013 | EP2619355A1 Technique to modify the microstructure of semiconducting materials |
| 07/31/2013 | CN203096229U Insulating spacer resetting device for ingot furnace |
| 07/31/2013 | CN203096228U Splicing structure of ceramic insulating sleeve |
| 07/31/2013 | CN203096226U Directionally solidified graphite block for polycrystalline ingot furnace |
| 07/31/2013 | CN203096225U Support pillar of ceramic graphite structure |
| 07/31/2013 | CN103225105A Mold for casting polysilicon ingot, method of manufacturing mould for casting polysilicon ingot, and method for casting polysilicon ingot |
| 07/31/2013 | CN102159754B Directional solidification furnace for reducing melt contamination and reducing wafer contamination |
| 07/24/2013 | CN203081983U Composite fastener |
| 07/24/2013 | CN203080112U Polycrystalline silicon casting device and argon switching device thereof |
| 07/24/2013 | CN203080111U Furnace chamber ring capable of increasing feeding amount of crystal growth furnace |
| 07/24/2013 | CN203080110U Rotary heater positioning device |
| 07/24/2013 | CN203080109U Solar ingot casting crucible inspection device |
| 07/24/2013 | CN203080103U Ingot casting furnace |
| 07/24/2013 | CN103215644A Basic carbonate membrane with micro-nano composite structure and preparation method thereof |
| 07/24/2013 | CN103215633A Method for casting ingots by polycrystalline silicon |
| 07/24/2013 | CN103215632A Method for growing large-size c-orientation sapphire single crystals |
| 07/24/2013 | CN102234837B Closed cooling system of gas cooled polysilicon ingot furnace |
| 07/24/2013 | CN101591801B Silica glass crucible and method for manufacturing the same |
| 07/17/2013 | CN203065636U Thermal field structure of cast polycrystalline silicon ingot |
| 07/17/2013 | CN203065635U Bottom enhanced cooling device |
| 07/17/2013 | CN203065634U Double-layer ceramic crucible |
| 07/17/2013 | CN203065633U Thermal field of efficient cast polycrystal |
| 07/17/2013 | CN203065166U Novel polycrystalline silicon ingot impurity removal device |
| 07/17/2013 | CN103205807A Ingot furnace for preparing quasi-monocrystalline silicon and method of preparing quasi-monocrystalline silicon |
| 07/17/2013 | CN103205802A System for continuous growing of monocrystalline silicon |
| 07/17/2013 | CN103205797A High-efficiency polycrystalline silicon ingot casting method |
| 07/17/2013 | CN102219221B Method for purifying polycrystalline silicon by directional solidification and slag refining |
| 07/17/2013 | CN101892517B Slurry for preparing polycrystalline silicon crucible coat and preparation method thereof |
| 07/10/2013 | CN203049099U Combined crucible with adjustable volume |
| 07/10/2013 | CN203049091U Heating coil for polycrystalline silicon zone-melting |
| 07/10/2013 | CN203049090U Collapsing-prevention protection mechanism between heat exchange plate and lower furnace body |
| 07/10/2013 | CN203049086U Smelting furnace, assembly and thermal insulation bag |
| 07/10/2013 | CN203049077U Circumference radial-type heat exchange platform for polycrystalline silicon ingot furnace |
| 07/10/2013 | CN203049074U Carbon material heat insulation switch |
| 07/10/2013 | CN103194798A Transition metal doped ZnO-based ferromagnetic polycrystalline thin film and preparation method thereof |
| 07/10/2013 | CN103194794A Quasi monocrystalline silicon casting device and method |
| 07/10/2013 | CN102226296B Efficient directional solidification impurity-removing technology by utilizing polycrystalline silicon ingot production furnace |
| 07/10/2013 | CN102134745B Reactor and system for producing polycrystalline silicon |
| 07/03/2013 | CN203034149U Ingot casting furnace and glass rod anti-breaking device thereof |
| 07/03/2013 | CN203034143U Lower cavity support structure of polycrystalline ingot furnace |
| 07/03/2013 | CN203034142U Solid-liquid interface movement tracking device for polycrystalline ingot furnace |
| 07/03/2013 | CN203034141U Water cooling copper plate cleaning device |
| 07/03/2013 | CN203034140U Tool used for breaking glass rod |
| 07/03/2013 | CN203034092U Structure for connecting tank body and seal head of tank-like container |
| 07/03/2013 | CN103189548A Ammonothermal growth of group-iii nitride crystals on seeds with at least two surfaces making an acute, right or obtuse angle with each other |
| 07/03/2013 | CN103184518A Treatment method for sapphire raw materials |
| 07/03/2013 | CN103184516A Polysilicon ingot casting thermal-field structure and method capable of reducing shadows and hard spots |
| 07/03/2013 | CN103184515A Upper furnace body of polycrystalline silicon ingot casting furnace |
| 07/03/2013 | CN103184502A Crystal growth furnace side shield used for sapphire crystal ingot manufacturing |
| 07/03/2013 | CN103184501A Gallium arsenide polycrystalline ingot casting method |
| 07/02/2013 | US8475592 Method for producing a single crystal of semiconductor material |
| 07/02/2013 | US8475589 Method for evaluating metal contamination of silicon single crystal |
| 07/02/2013 | CA2594132C Preparation of suspensions |
| 06/27/2013 | WO2013094855A1 Method for manufacturing polysilicon |
| 06/26/2013 | CN203021678U Annular ferrule-type device capable of increasing feeding amount of quartz crucible |
| 06/26/2013 | CN103173859A Cadmium sodium borophosphate compound, cadmium sodium borophosphate nonlinear optical crystal, preparation methods of compound and crystal, and use of crystal |
| 06/26/2013 | CN103173856A Device for detecting silicon leakage of ingot furnace |
| 06/26/2013 | CN103173646A Iron-palladium alloy nanometer wire and preparation method thereof |
| 06/26/2013 | CN102732962B Method for casting efficient large-crystal-grain silicon ingots |
| 06/25/2013 | CA2731009C Method for producing crack-free polycrystalline silicon rods |
| 06/20/2013 | WO2013087598A1 Crucible for the production of crystalline semiconductor ingots and process for manufacturing the same |
| 06/19/2013 | EP2604728A1 Crucible for the production of crystalline semiconductor ingots and process for manufacturing the same |
| 06/19/2013 | CN203007481U Ingot furnace heating device |
| 06/19/2013 | CN203007480U Furnace self-locking device with information feedback function |
| 06/19/2013 | CN203007467U Combined-type insulation unit for growing crystal |
| 06/19/2013 | CN103160926A Method for growing polycrystalline silicon by virtue of hollow silicon core |
| 06/19/2013 | CN103160924A Multi-tube device for quickly synthesizing indium phosphide polycrystal phosphorus bubbles |
| 06/19/2013 | CN102296366B Synthetic method of LiGaS2 polycrystalline |
| 06/12/2013 | CN202989353U Furnace special for impurity silicon polysilicon ingot |
| 06/12/2013 | CN202989352U Polycrystalline furnace cavity lifting device with clamping flange |
| 06/12/2013 | CN202989351U Ingot furnace thermal field structure based on multiple heaters |
| 06/12/2013 | CN202989330U Novel polycrystalline furnace heating device |
| 06/12/2013 | CN102304698B Device for growing silicon carbide crystal by high-temperature chemical vapor deposition (HTCVD) method |
| 06/11/2013 | US8461487 Apparatus for purifying metallurgical silicon for solar cells |
| 06/11/2013 | US8460464 Method for producing single crystalline diamonds |
| 06/11/2013 | US8460462 Method and an apparatus for growing a silicon single crystal from a melt |
| 06/11/2013 | US8460461 Clad textured metal substrate for forming epitaxial thin film thereon and method for manufacturing the same |
| 06/05/2013 | CN202968758U Ingot furnace and side-plate device thereof |
| 06/05/2013 | CN202968757U Graphite top cap and ingot furnace comprising same |
| 06/05/2013 | CN202968756U Furnace body of ingot furnace |
| 06/05/2013 | CN202968755U Quartz ceramic crucible |
| 06/05/2013 | CN202968754U Tooling for dismounting heater of ingot furnace |
| 06/05/2013 | CN202968753U Improved polycrystalline silicon ingot casting crucible protective device |
| 06/05/2013 | CN202968752U Connecting mechanism |
| 06/05/2013 | CN103132142A Polycrystalline silicon ingot and manufacturing method thereof |
| 06/05/2013 | CN103132141A Coating composition of graphite equipment used for polycrystalline silicon ingot furnace |
| 06/05/2013 | CN102229502B Crucible coating for casting crystalline silicon and preparation method thereof |
| 06/04/2013 | US8455372 Method for cleaning and passivating gallium arsenide surface autologous oxide and depositing AL203 dielectric |
| 05/30/2013 | WO2013025072A3 Device for manufacturing semiconductor or metallic oxide ingot |
| 05/30/2013 | US20130133567 Systems and processes for continuous growing of ingots |
| 05/29/2013 | DE102012023120A1 Crystalline silicon block comprising a bottom part and defining a vertical direction, comprises several silicon grains growing in the vertical direction, and a nucleation promotion layer at the bottom part |
| 05/29/2013 | CN202954141U 铸锭炉 Ingot furnace |
| 05/29/2013 | CN202954140U Radiating base plate of ingot casting polycrystalline furnace and ingot casting polycrystalline furnace comprising radiating base plate |
| 05/29/2013 | CN202954139U Novel graphite guard plate for polycrystalline silicon cast ingot |
| 05/29/2013 | CN202954138U High-efficient polycrystalline cast ingot thermal field |
| 05/29/2013 | CN202954137U Furnace bottom opening-adjustable thermal insulation device for polycrystal ingot furnace |
| 05/29/2013 | CN202954136U Dry furnace casing for polycrystal ingot furnace |