| Patents for C30B 29 - Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape (27,107) |
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| 05/16/1991 | WO1991006507A1 Core wire connecting bridge for polycrystalline silicon manufacturing apparatuses |
| 05/15/1991 | EP0426810A1 System for continuously replenishing melt. |
| 05/14/1991 | US5016064 Quantom well structure having enhanced conductivity |
| 05/14/1991 | US5015747 Thin films formed by vapor deposition of organometallic compounds for production of electronics or semiconductors |
| 05/14/1991 | US5015528 Fluidized bed diamond particle growth |
| 05/08/1991 | EP0425837A1 Method of adjusting concentration of oxygen in silicon single crystal and apparatus for use in the method |
| 05/07/1991 | US5013604 Decomposing di- or deca-borane |
| 05/07/1991 | US5013380 Cutting, polishing, bonding |
| 05/02/1991 | EP0425325A1 Alpha alumina macro crystals in the form of platelets and process for their production |
| 05/02/1991 | EP0425056A1 Process for depositing microcrystalline particles from the gas phase by chemical vapour deposition |
| 05/02/1991 | EP0424981A1 Parallelepiped shaped crucible for single or quasi-single crystal silicon ingots |
| 04/30/1991 | US5011790 Method of manufacturing cubic boron nitride p-n junction body |
| 04/24/1991 | CN2075656U Phthalic hydrogen potassium single crystle growing rack |
| 04/24/1991 | CN1050912A Star light gem growing method |
| 04/23/1991 | US5009928 Vapor deposition of first and second metal oxide film on textured substrate; electrode for solar cell; good trans-mission, orientation and low specific resistance |
| 04/23/1991 | US5009863 Apparatus for manufacturing silicon single crystals |
| 04/23/1991 | US5009861 Crystallization apparatus |
| 04/23/1991 | CA1283262C Laser assisted fiber growth |
| 04/18/1991 | WO1991005087A1 Single crystal oxide substrate, superconductor device produced therefrom, and producing thereof |
| 04/18/1991 | WO1991005070A1 Giant particle and single crystal of chromium and production thereof |
| 04/16/1991 | US5007979 Melting, dissolving, solidifying, seeding |
| 04/14/1991 | WO1991005857A1 A method for growing enzyme crystals |
| 04/14/1991 | CA2066733A1 Method for growing enzyme crystals |
| 04/10/1991 | EP0421608A2 Method of forming a vertical type superlattice layer of compound semiconductor |
| 04/10/1991 | EP0421397A1 Diamond semiconductor device and method of manufacture |
| 04/09/1991 | US5006318 Size and morphology is controlled by solvothermal process |
| 04/09/1991 | US5006203 Nucleating diamond film on polysilicon substrate by ion beam deposition or hydrocarbon pyrolysis, etching to remove graphitically bonded materials |
| 04/09/1991 | US5006199 Blending potassium titanium arsenate with flux of potassium tungstate, sulfate, molybdate, or chromate |
| 04/09/1991 | CA1282874C Semiconductor devices employing high resistivity in p-based epitaxial layer forcurrent confinement |
| 04/03/1991 | EP0420117A2 Microwave plasma generating apparatus and process for the preparation of diamond thin film utilizing same |
| 04/03/1991 | CN1050366A Alpha-alumina macrocrystals and making process therefor |
| 04/02/1991 | US5004821 Used In Epitaxy Processes For Production Of Semiconductors; Reduction Of Phenylarsonic Acid With Zinc |
| 03/27/1991 | EP0419087A1 A process for the production of abrasives |
| 03/27/1991 | EP0419061A2 Method for pulling a silicon single crystal |
| 03/27/1991 | EP0419044A1 Single crystal silicon |
| 03/27/1991 | EP0418959A1 Diamond tool |
| 03/27/1991 | CN1050230A Synthetic method for high sensitivity electricity-releasing thermally monocrystal |
| 03/27/1991 | CA2026175A1 Microwave plasma generating apparatus and process for the preparation of diamond thin film utilizing same |
| 03/22/1991 | CA2025037A1 Platelet-shaped x-alumina macrocristals and process for their preparation |
| 03/20/1991 | EP0417948A2 Method and apparatus for pulling up silicon single crystal |
| 03/20/1991 | EP0417924A1 Synthetic diamond articles and their method of manufacture |
| 03/20/1991 | EP0417843A2 Process for producing monocrystalline group II-VI or group III-V compounds and products thereof |
| 03/20/1991 | EP0417512A1 Transparent diamond films and method for making |
| 03/20/1991 | EP0417434A1 Apparatus for synthetic diamond deposition including curved filaments and substrate cooling means |
| 03/20/1991 | EP0417190A1 Silicon dioxide films on diamond |
| 03/20/1991 | EP0417132A1 Lithium niobate single crystals with congruent composition and process for producing them. |
| 03/19/1991 | US5001018 Fe-Co base magnetic film and process for producing the same |
| 03/15/1991 | CA2025119A1 Process for producing monocrystalline group ii-vi or group iii-v compounds and products thereof |
| 03/15/1991 | CA2021113A1 Transparent diamond films and method for making |
| 03/13/1991 | EP0416545A2 Laminated film and method for producing the same |
| 03/13/1991 | EP0416089A1 Process and apparatus for producing calcium sulfate microfibers |
| 03/12/1991 | US4999082 Heating in a Coated Crucible |
| 03/06/1991 | EP0414842A1 Improved diamond deposition cell. |
| 03/06/1991 | EP0414841A1 Diamond synthesis |
| 03/06/1991 | EP0414819A1 Method of forming crystallite-oriented superconducting ceramics by electrodeposition and thin film superconducting ceramic made thereby. |
| 03/06/1991 | CN1049690A Process for preparing of large size electro-monocrystal with complete crystal shape |
| 03/06/1991 | CN1049689A Prepn. of k2zncl4 crystal |
| 03/05/1991 | US4997636 Diamond growth |
| 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 |
| 02/27/1991 | EP0414560A2 Method of manufacturing polyimide thin film and method of manufacturing liquid crystal orientation film of polyimide |
| 02/27/1991 | EP0413974A1 Method of making a single crystal CVD diamond |
| 02/26/1991 | US4996187 Epitaxial Ba-Y-Cu-O superconductor film |
| 02/26/1991 | US4996079 Method of depositing thin films consisting mainly of carbon |
| 02/26/1991 | CA2023221A1 Synthetic diamond articles and their method of manufacture |
| 02/20/1991 | EP0413394A1 Method for obtaining polycrystallinic diamond layers |
| 02/20/1991 | EP0413023A1 A method and an apparatus for disposing epitaxial silicon and silicides |
| 02/19/1991 | US4994408 Aluminum gallium arsenide films on gallium arsenide substrate |
| 02/19/1991 | US4994141 Method of manufacturing a mask support of SiC for radiation lithography masks |
| 02/19/1991 | US4993357 Apparatus for atomic layer epitaxial growth |
| 02/13/1991 | EP0412199A1 Single-crystal wafer having a superconductive ceramic thin film formed thereon |
| 02/13/1991 | CN2071322U Holding system for single crystal silicon rod in section smelting single crystal furnace |
| 02/12/1991 | US4991540 Quartz-glass reactor for MOCVD systems |
| 02/10/1991 | WO1991001941A1 Superconducting metal oxide compositions and processes for manufacture and use |
| 02/06/1991 | EP0412007A2 Process for preparing superconducting thin films |
| 02/06/1991 | EP0412000A1 Process for preparing superconducting thin films |
| 02/06/1991 | EP0411886A2 Chrysoberyl solid state lasers |
| 02/06/1991 | EP0411424A1 Apparatus for synthetic diamond deposition including spring tensioned filaments |
| 02/06/1991 | EP0411298A1 Method for improving adhesion of synthetic diamond coatings to substrates |
| 02/05/1991 | US4990217 Reacting hydrated aluminum sulfate with sulfuric and phosphoric acid solutions in crystallization autoclave |
| 02/05/1991 | US4989542 Apparatus for synthesizing diamond |
| 01/31/1991 | CA2014913A1 Method for improving adhesion of synthetic diamond coatings to substrates |
| 01/30/1991 | EP0410581A1 Process for preparing single crystal of potassium titanium arsonate |
| 01/30/1991 | EP0409897A1 Constant level supply of a mercury evaporation cell for epitaxy. |
| 01/29/1991 | US4988674 Electrically conductive articles and processes for their fabrication |
| 01/29/1991 | US4987857 Vacuum deposition apparatus with dust collector electrode |
| 01/23/1991 | EP0409691A2 Oxide garnet single crystal |
| 01/23/1991 | EP0267941B1 Process for preparing single crystal binary metal oxides of improved purity |
| 01/22/1991 | US4987104 Method of forming a ceramic product |
| 01/22/1991 | CA1279239C Process of pulling a crystal |
| 01/16/1991 | EP0407941A1 Thin film of Ln2-xcexcuo4-y single crystal and process for producing the same |
| 01/16/1991 | CN1048570A Single-crystal fibre of silicon carbide, and method for producing it |
| 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 |
| 01/15/1991 | US4985224 From silicon dioxide and ammonia gas |
| 01/15/1991 | US4985222 From trialkali metal aluminum trisulfates |
| 01/09/1991 | EP0407286A1 Method of making single crystal silicon carbide fibres |
| 01/09/1991 | EP0406824A1 Apparatus for feeding granular silicon material |
| 01/07/1991 | CA2020495A1 Silicon carbide microcrystalline fibres and production process of same |
| 01/02/1991 | EP0405362A1 Method for manufacturing alloy rod having giant magnetostriction |