| Patents for C30B 15 - Single-crystal growth by pulling from a melt, e.g. czochralski method (9,854) |
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| 07/23/1991 | US5034200 Crucibles coaxially disposed, multicompartment, doped melts |
| 07/23/1991 | CA1286571C Crucible recovering method and apparatus therefor |
| 07/16/1991 | US5032571 Bismuth-based |
| 07/09/1991 | US5030315 Seeding gallium-arsenic intermetallic from a melt having controlled stoichiometry |
| 07/03/1991 | EP0435440A1 Method for growing antimony-doped silicon single crystals |
| 06/27/1991 | DE4041901A1 Pyrolytic prodn. of poly:silicon rod - on starter filament held by protectively coated graphite holder |
| 06/26/1991 | CN1052516A Process for preparing lithium niobate monocrystal by erbium and magnesium doping |
| 06/19/1991 | EP0432914A1 A method of controlling oxygen concentration in single crystal |
| 06/11/1991 | CA1284761C Method of synthesizing group iii element-phosphorus compound |
| 06/05/1991 | EP0429847A1 Method for pulling up single crystal silicon |
| 06/05/1991 | EP0429839A1 Silicon single crystal growth control apparatus and method forming and using a temperature pattern of heater |
| 06/04/1991 | US5021225 Crystal pulling apparatus and crystal pulling method using the same |
| 06/04/1991 | US5021224 Conducts direct current from electrode immersed in growth solution containing source material |
| 06/04/1991 | US5021118 Crystallization, having uniform impurity concentration; seeding |
| 06/04/1991 | US5020907 Axis offset measuring device |
| 06/04/1991 | US5020775 Isolation valve used in a single crystal pulling apparatus |
| 05/22/1991 | EP0428415A1 A method for controlling specific resistance of single crystal |
| 05/22/1991 | CN1051595A Apparatus for manufacturing silicone single crystals |
| 05/21/1991 | US5017209 High temperature furnace with thermal insulation |
| 05/15/1991 | EP0426810A1 System for continuously replenishing melt. |
| 05/08/1991 | EP0425837A1 Method of adjusting concentration of oxygen in silicon single crystal and apparatus for use in the method |
| 05/08/1991 | CN1051207A Apparatus for manufacturing silicon single crystals |
| 05/07/1991 | US5013604 Decomposing di- or deca-borane |
| 05/02/1991 | WO1991005891A1 Apparatus for manufacturing silicon single crystals |
| 05/02/1991 | EP0425065A1 Apparatus for manufacturing silicon single crystals |
| 04/24/1991 | CN1050912A Star light gem growing method |
| 04/23/1991 | US5009865 Bar and crucible magnetic suspension for a crystal-growing apparatus |
| 04/23/1991 | US5009864 Recharging device for czochralski method |
| 04/23/1991 | US5009863 Apparatus for manufacturing silicon single crystals |
| 04/23/1991 | US5009862 Apparatus and process for growing crystals of semiconductor materials |
| 04/18/1991 | WO1991005087A1 Single crystal oxide substrate, superconductor device produced therefrom, and producing thereof |
| 04/11/1991 | DE4030551A1 Silicon single crystal prodn. - by czochralski method with oxygen concn. controlled by varying crucible partition immersion depth |
| 04/09/1991 | US5006317 Process for producing crystalline silicon ingot in a fluidized bed reactor |
| 04/02/1991 | US5004519 Radiation heat shield for silicon melt-in manufacturing of single crystal silicon |
| 03/27/1991 | EP0419061A2 Method for pulling a silicon single crystal |
| 03/27/1991 | EP0419044A1 Single crystal silicon |
| 03/20/1991 | EP0417948A2 Method and apparatus for pulling up silicon single crystal |
| 03/20/1991 | EP0417132A1 Lithium niobate single crystals with congruent composition and process for producing them. |
| 03/13/1991 | EP0416799A2 A single crystal pulling apparatus |
| 03/13/1991 | EP0416128A1 Wafer of compound semiconductor |
| 03/05/1991 | US4997628 Concentric slots |
| 03/05/1991 | US4997515 Reacting potassium dihydrogen phosphate, potassium carbonate, titania and flux of tungsten trioxide in furnace, cooling, seeding |
| 02/26/1991 | US4996187 Epitaxial Ba-Y-Cu-O superconductor film |
| 01/30/1991 | CN1048900A Apparatus of manufacturing silicon single crystal |
| 01/23/1991 | EP0267941B1 Process for preparing single crystal binary metal oxides of improved purity |
| 01/23/1991 | EP0188614B1 Shaped crystal fiber growth method |
| 01/22/1991 | CA1279239C Process of pulling a crystal |
| 01/16/1991 | CN1048569A Monocrystal lithium uniformly doped with magnesium niobic acid and its preparing method |
| 01/16/1991 | CN1048526A Apparatus for feeding granular silicon material |
| 01/09/1991 | EP0406824A1 Apparatus for feeding granular silicon material |
| 01/02/1991 | CN2068513U Crucible with filter for producing monocrystal |
| 01/01/1991 | US4981549 Method and apparatus for growing silicon crystals |
| 12/27/1990 | EP0403560A1 Growing semiconductor crystalline materials. |
| 12/25/1990 | US4980015 Method for pulling single crystals |
| 12/25/1990 | US4979973 Preparation of fused silica glass by hydrolysis of methyl silicate |
| 12/19/1990 | CN1047894A Apparatus for manufacturing single silicon crystal |
| 12/11/1990 | CA1277576C Gallium arsenide single crystals with low dislocation density and high purity |
| 12/05/1990 | EP0400995A1 Single crystal pulling apparatus and method |
| 12/05/1990 | EP0400266A1 Apparatus for manufacturing single silicon crystal |
| 12/05/1990 | CN1047541A System for continuously replenishing melt |
| 11/29/1990 | WO1990014450A1 System for continuously replenishing melt |
| 11/27/1990 | US4973518 Monocrystal rod pulled from a melt |
| 11/27/1990 | US4973454 Constant impurity concentration |
| 11/27/1990 | US4973377 Computer control of melt temperature and rotational speed of crucible |
| 11/20/1990 | US4971652 Method and apparatus for crystal growth control |
| 11/20/1990 | US4971650 Method of inhibiting dislocation generation in silicon dendritic webs |
| 11/13/1990 | US4970060 Pure or mixed monocrystalline boules of lanthanum orthogallate |
| 11/13/1990 | US4969745 Device for measuring offset of axis of crystal lifting wire |
| 11/07/1990 | EP0396284A1 Wire vibration prevention mechanism for a single crystal pulling apparatus |
| 11/06/1990 | US4968380 Growth of hollow crystals of silicon |
| 10/31/1990 | CN1046567A Technology for removing dross on surface of fusant |
| 10/24/1990 | CN1046360A Apparatus for manufacturing silicon signle crystals |
| 10/17/1990 | EP0392210A1 Method for growing single crystal |
| 10/17/1990 | CN1010037B Process for growing shaped single crystals |
| 10/17/1990 | CN1010036B Apparatus for growing profieled single crystals |
| 10/16/1990 | US4963334 High temperature heat pipe coracle and process |
| 10/16/1990 | US4963178 Apparatus for making quartz glass crucibles |
| 10/10/1990 | EP0391709A2 Single silicon crystal sparingly susceptible of stacking fault induced by oxidation and method for production thereof |
| 10/10/1990 | CN2063525U Equal diameter pulling apparatus for single crystal growing furnace |
| 10/10/1990 | CN1045999A Method of growing mixed crystals from oxidic multi-component systems |
| 10/10/1990 | CA2012323A1 Method for growing single crystal |
| 10/09/1990 | US4962504 Mixed lanthanide-magnesium aluminates and lasers using monocrystals of these aluminates |
| 10/09/1990 | US4961919 Monocrystalline material having garnet structure |
| 10/03/1990 | EP0390672A2 Method for heat process of silicon |
| 10/03/1990 | EP0390671A2 Process for determination of concentrations of metal impurities in Czochralski single crystal silicon |
| 10/03/1990 | EP0390503A1 Apparatus of manufacturing silicon single crystals |
| 10/03/1990 | EP0390502A2 Apparatus for manufacturing silicon single crystals |
| 09/27/1990 | DE4007053A1 Coated segmented graphite crucible - with carbon-bonded carbon fibre protective layer |
| 09/26/1990 | EP0389284A2 An isolation valve used in a single crystal pulling apparatus |
| 09/26/1990 | EP0388503A1 Method for pulling single crystals |
| 09/19/1990 | EP0388208A2 Ingot removal device for a single crystal pulling apparatus |
| 09/19/1990 | EP0387574A1 Apparatus for metering silicon melt |
| 09/18/1990 | WO1990011391A1 Wafer of compound semiconductor |
| 09/18/1990 | US4957713 Apparatus for growing shaped single crystals |
| 09/18/1990 | US4957712 Apparatus for manufacturing single silicon crystal |
| 09/12/1990 | EP0252784B1 Mixed lanthanium-magnesium-gallates and lasers using these gallates |
| 09/11/1990 | US4956339 Method for manufacturing superconducting ceramics in a magnetic field |
| 09/11/1990 | US4956334 Method for preparing a single crystal of lanthanum cuprate |
| 09/11/1990 | US4956208 Manufacture of a quartz glass vessel for the growth of single crystal semiconductor |
| 09/11/1990 | US4956153 Apparatus for Czochralski single crystal growing |