| 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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| 02/17/1982 | EP0046059A2 Method of plasma enhanced chemical vapour deposition of films |
| 02/16/1982 | US4315796 Crystal growth of compound semiconductor mixed crystals under controlled vapor pressure |
| 02/16/1982 | CA1118536A1 Epitaxial process for producing very sharp autodoping profiles and very low defect densities on substrates with high concentration buried impurity layers |
| 02/10/1982 | EP0045599A1 Process and apparatus for the production of silicon bodies by continuous chemical vapor deposition |
| 02/09/1982 | USRE30863 Method for crucible-free zone meeting of semiconductor crystal rods |
| 02/03/1982 | EP0045192A2 Process and apparatus for preparing bodies of semiconductor material |
| 02/03/1982 | EP0045191A1 Process and apparatus for the production of semiconductor bodies |
| 01/27/1982 | EP0044586A2 Device for propagating magnetic domains |
| 01/27/1982 | EP0044373A1 Growth of single-crystal magnetoplumbite |
| 01/26/1982 | US4312924 Super hard highly pure silicon nitrides |
| 01/26/1982 | US4312923 Super hard-highly pure silicon nitrides, and a process and apparatus for producing the same |
| 01/26/1982 | US4312921 Hexagonal crystal structure, high density, high strength |
| 01/26/1982 | US4312700 Method for making silicon rods |
| 01/20/1982 | EP0043890A1 Growth of single-crystal 2PbO Fe203 |
| 01/19/1982 | US4311545 Method for the deposition of pure semiconductor material |
| 01/19/1982 | US4311490 Multilayer |
| 01/13/1982 | EP0043776A1 Alumina-based mixed oxide compounds, manufacturing process and use thereof |
| 01/12/1982 | US4310492 Apparatus for making a single crystal |
| 01/12/1982 | CA1116295A1 Magnetic structures |
| 01/06/1982 | EP0042901A1 Process for controlling the oxygen content of silicon ingots pulled by the Czochralski method |
| 01/05/1982 | US4309241 Gas curtain continuous chemical vapor deposition production of semiconductor bodies |
| 01/05/1982 | US4309239 Drawing film from fused zone of polycrystalline silicon cylinder by means of seed-plate |
| 01/05/1982 | CA1115487A1 Fibrous calcium sulfate |
| 12/29/1981 | US4308088 Calcining aluminum hydroxide in presence of fluorine-containing mineralizer |
| 12/29/1981 | US4308078 Method of producing single-crystal semiconductor films by laser treatment |
| 12/29/1981 | US4307680 Growth of semiconductor compounds |
| 12/15/1981 | US4305777 Under oxygen partial pressure |
| 12/15/1981 | US4305776 Silicon melts |
| 12/01/1981 | US4303464 Method of manufacturing gallium phosphide single crystals with low defect density |
| 11/24/1981 | CA1112986A1 Growing epitaxial films when the misfit between film and substrate is large |
| 11/11/1981 | EP0039593A1 A method of producing a single crystal of ferrite |
| 11/11/1981 | EP0039463A1 Magnetic garnet film and manufacturing method therefor |
| 11/10/1981 | US4299650 By reduction of pressure following crystallization |
| 11/10/1981 | US4299648 Method and apparatus for drawing monocrystalline ribbon from a melt |
| 10/20/1981 | US4295988 Magneto-optic Bi1 Lu2 Fe5 O12 crystals |
| 10/13/1981 | CA1110526A1 Process for the production of lithium fluoride detectors |
| 10/13/1981 | CA1110421A1 Cadmium mercury telluride sputtering targets |
| 10/06/1981 | US4293372 Growth of single-crystal magnetoplumbite |
| 10/06/1981 | US4293371 Method of making magnetic film-substrate composites |
| 09/29/1981 | US4292374 Sapphire single crystal substrate for semiconductor devices |
| 09/29/1981 | US4292373 Layer having a more homogeneous crystal structure with that of dielectric; stress releiving |
| 09/29/1981 | US4292119 Growth of single-crystal 2PbO.Fe2 O3 |
| 09/23/1981 | EP0036360A1 Process for growing a single crystal in a closed ampoule |
| 09/22/1981 | US4290385 Vertical type vapor-phase growth apparatus |
| 09/22/1981 | CA1109568A1 Process for doping high purity silicon in an arc heater |
| 09/17/1981 | WO1981002590A1 Method for growing a single-crystal in a closed cylindrical housing and product obtained |
| 09/15/1981 | US4289572 Method of closing silicon tubular bodies |
| 09/15/1981 | US4289570 Seed and method for epitaxial solidification |
| 09/08/1981 | US4288326 Rotary shaft driven reverse osmosis method and apparatus |
| 09/08/1981 | US4287848 Stackable graphite boats |
| 09/02/1981 | EP0034982A1 Process for preparing homogeneous films of Hg1-xCdxTe |
| 08/11/1981 | US4283247 Liquid phase epitaxial process for magnetic garnet |
| 08/04/1981 | US4282543 Semiconductor substrate and method for the preparation of the same |
| 08/04/1981 | US4282200 Processes for the preparation of fiberous titanic acid metal salts |
| 08/04/1981 | US4282057 Vapor growth of mercury iodide for use as high energy detectors |
| 07/21/1981 | US4279689 Process for producing super hard-highly pure silicon nitrides |
| 07/07/1981 | US4277293 Growth of synthetic diamonds having altered electrical conductivity |
| 06/24/1981 | EP0030792A2 Infra red reflectors |
| 06/16/1981 | US4273609 Rinse melt for LPE crystals |
| 06/10/1981 | EP0030170A1 Process for the production of polycrystalline garnet |
| 06/09/1981 | CA1102886A1 Arc heater method for the production of single crystal silicon |
| 05/20/1981 | EP0028963A1 Process for producing polycrystalline garnet comprising aluminium and/or gallium and/or indium and at least one element of the group constituted by the rare earths and yttrium, polycrystalline garnet thus obtained |
| 05/19/1981 | US4268327 Liquid phase |
| 05/19/1981 | CA1101317A1 Method of manufacturing a rod of crystalline material |
| 04/28/1981 | US4264407 Lateral pulling growth of crystal ribbons and apparatus therefor |
| 04/16/1981 | WO1981001016A1 Minimization of strain in single crystals |
| 04/15/1981 | EP0027073A1 Process for regulating the dimensions of bubbles in magnetic bubble elements |
| 03/31/1981 | US4259278 Method of reshaping warped graphite enclosures and the like |
| 03/31/1981 | US4258647 Apparatus for manufacturing multi-layered semiconductor elements by means of liquid-phase epitaxy |
| 03/31/1981 | CA1098425A1 Heat treated superalloy single crystal article and process |
| 03/24/1981 | CA1098219A1 Semiconductors |
| 03/24/1981 | CA1098011A1 Method of manufacturing high-purity silicon rods having a uniform sectional shape |
| 03/05/1981 | WO1981000560A1 Method of making diamonds |
| 02/24/1981 | US4252861 Melting, tilting |
| 02/24/1981 | US4252576 Epitaxial wafer for use in production of light emitting diode |
| 02/24/1981 | CA1096278A1 Wear resistant alpha alumina article |
| 02/10/1981 | US4250205 Thermal decomposition of a coordination compound |
| 02/10/1981 | US4250148 Apparatus and method for producing polycrystalline ribbon |
| 02/03/1981 | US4248844 Production of SiC from rice hulls and silica |
| 01/20/1981 | US4246254 From a basic magnesium compound to produce a hexagonal needly-likecrystal structure |
| 01/14/1981 | EP0022193A1 Improved process for growing crystal of KTiOPO4 and analogues thereof |
| 01/07/1981 | EP0022013A2 Alpha mercuric iodide single crystals and process for their manufacture |
| 01/07/1981 | EP0021385A1 Process for making silicon bars |
| 01/07/1981 | EP0021087A1 Method of preparing macrocrystalline or monocrystalline films of metals or alloys and application of the method to the manufacture of semiconductor circuits and contact electrodes |
| 01/07/1981 | EP0020993A1 Process for the characterization of the oxygen content of silicon rods drawn by the Czochralski method |
| 01/06/1981 | CA1092905A1 Process for the deposition of polycrystalline silicon from the gas phase on heated carriers |
| 12/16/1980 | US4239805 Substituting two types of nonmagnetic ions for iron ions, resulting in independence of collapse field to variations in growth temperature |
| 12/16/1980 | US4239585 Seeding, rotating crystallized silicon rod |
| 12/16/1980 | CA1091424A1 Hard materials |
| 12/09/1980 | US4238232 Indium-antimony |
| 12/09/1980 | CA1090986A1 Apparatus for forming a group ii-vi or group iii-v compound |
| 11/25/1980 | US4235662 Layer of crystalline silicon having (111) orientation on (111) surface of lithium aluminum |
| 11/25/1980 | CA1090458A1 Manufacture of gaas - gaaias semiconductor devices |
| 11/18/1980 | US4234554 Stable crystalline lithium nitride and process for its preparation |
| 11/12/1980 | EP0018806A1 An assembly including an airfoil extending between shroud sections and method of making the same |
| 11/12/1980 | EP0018397A1 Layer of crystalline silicon having (iii) orientation on (iii) surface of lithium aluminium. |
| 11/11/1980 | US4233338 Processes for deposition of thin films of crystalline silicon on graphite |
| 11/11/1980 | US4233135 Method of fabricating piezoelectric thin film |
| 11/11/1980 | US4233092 Utilizing lead compounds of sulphur, selenium and tellurium as dopant sources |
| 11/04/1980 | US4231838 Method for flux growth of KTiOPO4 and its analogues |