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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09/18/1991 | EP0325651B1 Cyclic or bicyclic aluminium, gallium or indium organic compounds and their use for vapour deposition of metals on substrates |
09/17/1991 | US5049454 Monocrystalline MnZn-ferroferrite material having a high content of Zn, and a magnetic head manufactured from said material |
09/11/1991 | EP0445307A1 Single crystal oxide substrate, superconductor device produced therefrom, and producing thereof |
09/10/1991 | US5047370 Method for producing compound semiconductor single crystal substrates |
09/10/1991 | US5047365 Method for manufacturing a heterostructure transistor having a germanium layer on gallium arsenide using molecular beam epitaxial growth |
09/10/1991 | US5047091 Nickel based monocrystalline superalloy, method of heat treating said alloy, and parts made therefrom |
09/06/1991 | CA2034765A1 Susceptor for use in chemical vapor deposition apparatus and its method of use |
09/05/1991 | WO1991013192A1 Single crystal production apparatus |
09/04/1991 | EP0445036A1 Polycrystalline silicon rod for floating zone method and process for making the same |
09/04/1991 | EP0444698A2 Method of and apparatus for preparing oxide superconducting film |
09/04/1991 | EP0444628A1 Method of automatic control of growing neck portion of a single crystal by the CZ method |
09/03/1991 | CA1288469C Fuel cell with electrolyte matrix assembly |
08/28/1991 | EP0443920A1 Process for the controlled growth of needle-like crystals and their application for making pointed microcathodes |
08/27/1991 | US5043219 Composite material |
08/21/1991 | EP0442490A1 Method for producing single crystal boron nitride film |
08/21/1991 | EP0442304A2 Polycrystalline CVD diamond substrate for single crystal epitaxial growth of semiconductors |
08/20/1991 | US5041676 Highly pure alkyl and aryl phosphines for gas phase epitaxy processes |
08/20/1991 | US5041186 Method for manufacturing compound semiconductor single crystals using a hydrogen monitor gas |
08/14/1991 | EP0441724A2 Electrically conductive article |
08/14/1991 | EP0441429A2 Process for growing mixed crystals from multi-component oxide melts |
08/14/1991 | EP0441408A2 Ferroelectric film device and process for producing the same |
08/14/1991 | CN1053819A Container for use in hydrothermal synthesis |
08/14/1991 | CA2034361A1 Polycrystalline cvd diamond substrate for single crystal epitaxial growth of semiconductors |
08/13/1991 | US5039653 Growth of superconductor material in a fluxed melt, and article of manufacture |
08/13/1991 | US5039626 Method for heteroepitaxial growth of a two-dimensional material on a three-dimensional material |
08/13/1991 | US5039504 Process for producing graphite whiskers |
08/13/1991 | US5039187 M1-x Nx TiAs1-a Pa O5 waveguides grown by liquid phase epitaxy and process of making same |
08/13/1991 | US5038713 Microwave plasma treating apparatus |
08/13/1991 | CA1287527C Production method of superconductive thin film and a device thereof |
08/08/1991 | WO1991011546A1 Doped crystalline compositions and a method for preparation thereof |
08/07/1991 | EP0416089A4 Process and apparatus for producing calcium sulfate microfibers |
08/06/1991 | US5037776 Multilayer; one step |
08/06/1991 | US5037674 Method of chemically vapor depositing a thin film of GaAs |
08/06/1991 | US5037626 Process for producing silicon carbide whiskers using seeding agent |
08/06/1991 | US5037507 Method of manufacturing an insulating arrangement for optical insulation of integrated components |
08/06/1991 | US5037502 Process for producing a single-crystal substrate of silicon carbide |
07/31/1991 | EP0439064A1 Method of epitaxially growing compound crystal and doping method therein |
07/31/1991 | EP0438528A1 Epitaxial ba-y-cu-o supraconductor film. |
07/31/1991 | EP0131586B1 Process and apparatus for obtaining silicon from fluosilicic acid |
07/30/1991 | US5035771 Etching to increase surface area, embedding in metal powder, reacting with hydrogen gas stream |
07/30/1991 | US5035767 Preparation of gallium arsenide |
07/24/1991 | EP0437830A1 CVD diamond coated annulus components and method of their fabrication |
07/24/1991 | EP0437704A2 Process for synthesizing diamond and diamond synthesis apparatus |
07/24/1991 | CN1053271A Producing method for high quality alpha phase silicon carbide whisker |
07/23/1991 | US5034949 Potassium niobate crystals, process for their preparation and laser comprising them |
07/23/1991 | US5034784 Diamond electric device on silicon |
07/23/1991 | US5034199 Zone melt recrystallization apparatus |
07/23/1991 | US5034059 Composition comprising octacalcium phosphate crystals and polypeptide |
07/23/1991 | US5033749 Liquid center |
07/17/1991 | CA2031098A1 Cvd diamond coated annulus components and method of their fabrication |
07/16/1991 | US5032366 Boron nitride boat and process for producing it |
07/11/1991 | WO1991009996A2 Transport system, in particular for transporting silicon monocrystals through the tank of a research reactor |
07/11/1991 | WO1991009995A2 Process for the deposition of thin films on solids |
07/11/1991 | WO1991009994A1 Method of forming material layer |
07/11/1991 | WO1991009993A1 Hydrothermal process for growing optical-quality single crystals |
07/11/1991 | WO1991009943A1 Method for crystallization of enzymes |
07/10/1991 | CN1013161B Method of manufacturing super conducting patterns |
07/09/1991 | US5030613 Epitaxial Ba--Y--Cu--O ceramic superconductor film on perovskite structure substrate |
07/09/1991 | US5030315 Seeding gallium-arsenic intermetallic from a melt having controlled stoichiometry |
07/03/1991 | EP0435625A2 Synthesis of faujasite |
07/03/1991 | EP0435454A1 Crystal growth method and apparatus |
07/03/1991 | EP0435440A1 Method for growing antimony-doped silicon single crystals |
07/03/1991 | EP0434996A1 Nickle-based single crystal superalloy |
07/03/1991 | CN2080071U Growing device for mercury iodium single crystal |
07/02/1991 | US5028584 Process and apparatus for producing epitaxial and/or highly textured grown film, free of foreign phases, of a high-Tc -oxide superconductor on a substrate |
06/30/1991 | CA2032845A1 Synthesis of faujasite |
06/30/1991 | CA2029539A1 Nickel-based single crystal superalloy |
06/27/1991 | DE4041901A1 Pyrolytic prodn. of poly:silicon rod - on starter filament held by protectively coated graphite holder |
06/27/1991 | DE3942387A1 Transportsystem, insbesondere zum transportieren von siliziumeinkristallen durch das becken eines forschungsreaktors Transport system, particularly for transport of silicon single crystals by the pool of a research reactor |
06/26/1991 | EP0434436A2 Deposition apparatus and method for manufacturing a mono-crystalline oxide superconductor thin film |
06/26/1991 | EP0433838A2 Process for the preparation of stabilized chromium dioxide and magnetic recording medium containing this material |
06/26/1991 | EP0433337A1 EPITAXIAL Ba-Y-Cu-O SUPERCONDUCTOR FILM ON PEROVSKITE STRUCTURE SUBSTRATE |
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 |
06/19/1991 | EP0432820A2 Laser deposition of crystalline boron nitride films |
06/19/1991 | EP0432574A2 Heterocyclic organometal compounds |
06/19/1991 | EP0432528A2 Process for the production of hard carbon layers and apparatus for carrying out the process |
06/19/1991 | CN1052340A Single-crystal diamond of very high thermal conductivity |
06/15/1991 | CA2030847A1 Method and apparatus for producing layers of hard carbon modification |
06/13/1991 | DE4039519A1 Barrier layer organic photo-element - has poly:silane organic semiconductor layer used e.g. metal- or semiconductor-insulator-semiconductor Schottky transition |
06/13/1991 | DE4009394A1 Heterocyclic organo-metal cpds. of aluminium, gallium or indium |
06/12/1991 | EP0431685A1 Method of forming thin defect-free strips of monocrystalline silicon on insulators |
06/12/1991 | EP0431595A1 Oxide superconducting thin film |
06/12/1991 | EP0431415A2 Method and apparatus for epitaxially growing chemical-compound crystal |
06/12/1991 | CN1052154A Growth method of colour crystal |
06/11/1991 | US5023109 Deposition of synthetic diamonds |
06/11/1991 | US5023068 Diamond growth |
06/11/1991 | US5022801 CVD diamond coated twist drills |
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 |
06/05/1991 | EP0429545A1 Cristallization in a gravitational force field |
06/05/1991 | EP0349633A4 Polysilicon thin film process and product |
06/05/1991 | EP0298080B1 Method and apparatus for monitoring surface layer growth |
06/04/1991 | US5021224 Conducts direct current from electrode immersed in growth solution containing source material |
05/29/1991 | EP0428797A1 Process for preparation of aluminium borate whisker |
05/29/1991 | EP0428565A1 Method of preparing rigid mullite-whisker felt |
05/28/1991 | US5019874 Semiconductor device having an epitaxial layer grown heteroepitaxially on an underlying substrate |
05/26/1991 | CA2030486A1 Process for synthesizing diamond and diamond synthesis apparatus |
05/22/1991 | EP0428415A1 A method for controlling specific resistance of single crystal |