Patents for C30B 29 - Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape (27,107)
07/1985
07/24/1985EP0149189A1 GaAs single crystal and preparation thereof
07/24/1985EP0149082A2 GaAs single crystal and preparation thereof
07/17/1985EP0148396A2 Apparatus for producing gallium arsenide single crystal and gallium arsenide single crystal produced by said apparatus
07/16/1985US4529455 Method for epitaxially growing Gex Si1-x layers on Si utilizing molecular beam epitaxy
07/16/1985US4529027 Method of preparing a plurality of castings having a predetermined composition
07/09/1985US4528163 Crucible for semiconductor manufacturing purposes and a process for manufacturing the crucible
07/09/1985US4528062 Method of manufacturing a single crystal of a III-V compound
07/09/1985US4528061 Process for manufacturing boron-doped gallium arsenide single crystal
07/03/1985EP0146985A2 Process for making thin ferrimagnetic monocrystalline garnet films by cathodic sputtering
07/02/1985CA1189769A1 Mixed aluminium oxides, their production process and their use
06/1985
06/25/1985US4525460 Single-crystal material based on aluminium garnets
06/25/1985US4525336 Treatment in aqueous solution of nitrate salts, annealing, hydrochloric acid bath
06/25/1985US4525335 Whiskers from rice husks or cellulose and sand or glass; carbonizi
06/25/1985US4525223 Silicon, non-metallics, semi-metallics, metallics, all melted and rapidly cooled
06/19/1985EP0145561A2 Fibrous material for an electrolyzer diaphragm, and diaphragm comprising such material
06/19/1985EP0063511B1 Monocrystalline superalloy with nickel-base matrix, process for improving articles made from this alloy and articles obtained by this process
06/11/1985US4522790 Flux concentrator
06/11/1985CA1188803A1 Magnetic bubble device using thulium-containing garnet
06/05/1985EP0143694A1 Single crystal nickel-based superalloy having a low specific gravity, and blade of a turbo machine made from this superalloy
06/04/1985US4521393 Method of manufacturing β type silicon nitride whiskers
06/04/1985US4521073 Infrared light transmitting fiber and process for producing the same
05/1985
05/29/1985EP0142934A2 Process for the production of ordered arrays of ferromagneticcomposites
05/29/1985EP0142666A2 Process for producing monocrystalline silicium rods free of dislocations
05/28/1985US4520460 Temperature stable magnetic bubble compositions
05/28/1985US4519966 Additive of boron nitride or rare earth oxide
05/23/1985WO1985002208A1 Fiber material for electrolyzer diaphragm and diaphragm comprising such a material
05/15/1985EP0141561A2 A process for producing devices having semi-insulating indium phosphide based compositions
05/15/1985EP0141103A1 Method and apparatus for making particularly relatively thin sheet-like silicon material
05/08/1985EP0140565A1 Method for growing multicomponent compound semiconductor crystals
05/08/1985EP0140509A1 An lec method and apparatus for growing single crystal
05/08/1985EP0140239A2 Apparatus and method for growing doped monocrystalline silicon semiconductor crystals using the float zone technique
05/07/1985US4515650 Method for producing large grained semiconductor ribbons
05/07/1985CA1186599A1 Epitaxial crystals and fabrication thereof
05/02/1985EP0138963A1 Diethylberyllium dopant source for mocvd grown epitaxial semiconductor layers.
04/1985
04/17/1985EP0137306A2 Process for the removal of impurities from silicon fragments
04/16/1985US4511428 Method of controlling oxygen content and distribution in grown silicon crystals
04/16/1985CA1185537A1 Single crystal articles having controlled secondary crystallographic orientation
04/11/1985WO1985001523A1 Fabrication of single crystal fibers from congruently melting polycrystalline fibers
04/10/1985EP0136512A2 Boehmite
04/03/1985EP0136196A1 Process for making thin or massive, metallic or semimetallic objects, especially of silicium
04/03/1985EP0136050A1 Method of bonding crystalline silicon bodies
03/1985
03/26/1985US4507169 Method and apparatus for vapor phase growth of a semiconductor
03/19/1985US4505887 Needle-like crystal structure, calcining basic magnesium compound
03/19/1985US4505221 Device for asymmetrically coating a tape-shaped carrier body with silicon for further processing into solar cells
03/19/1985CA1184095A1 Process and apparatus for recrystallization of thin strip material
03/12/1985US4504453 Method of manufacturing crystalline silicon carbide
02/1985
02/19/1985US4500504 Reacting silica gel containing iron, nickel, or cobalt compound with carbon black
02/13/1985EP0132954A2 Liquid phase growth of crystalline polyphosphide
02/13/1985EP0132909A1 Ferric nitrate treatment for nucleating graphite fibre growth by methane pyrolysis
02/13/1985EP0132618A1 Process for preparing ZnSe single crystal
02/13/1985EP0132610A1 Fibrous magnesium oxide and process for production thereof
02/12/1985CA1182385A1 Method for controlling the oxygen level of silicon rods pulled according to the czochralski technique
02/05/1985US4497788 Process for growing graphite fibers
02/05/1985US4497777 Apparatus for producing monocrystalline silicon
01/1985
01/30/1985EP0132321A1 Optical materials from intercalation of polyvalent cations in beta double prime alumina
01/23/1985EP0132037A1 A process for the production of a compound crystal
01/23/1985EP0131586A1 Process and apparatus for obtaining silicon from fluosilicic acid.
01/22/1985US4495155 Modified crucible for the pendant drop method of crystallization
01/09/1985EP0130803A2 Graphite intercalated alkali metal vapour sources
01/01/1985US4491569 Ferric nitrate treatment for nucleating graphite fiber growth by methane pyrolysis
01/01/1985US4491560 Large crystal grains or single crystals of molybdenum and process for production thereof
12/1984
12/27/1984CA1180090A Solar energy converter
12/27/1984CA1179924A Method of fabricating a titanium dioxide rectifier
12/18/1984US4489133 Binding lipid and organic macromolecules
12/12/1984EP0127838A2 Silicon sources suitable for use in molecular beam epitaxy deposition
12/11/1984US4487651 Method for making irregular shaped single crystal particles and the use thereof in anodes for electrochemical cells
11/1984
11/27/1984US4485080 Process for the production of diamond powder
11/20/1984US4483735 Manufacturing process of semi-insulating gallium arsenide single crystal
11/20/1984CA1178180A1 Method for producing semiconductor grade silicon
11/20/1984CA1178179A1 Combination gas curtains for continuous chemical vapor deposition production of silicon bodies
11/20/1984CA1178178A1 Gas curtain continuous chemical vapor deposition production of semiconductor bodies
11/20/1984CA1178177A1 Process for increasing silicon thermal decomposition deposition rates from silicon halide-hydrogen reaction gases
11/14/1984EP0124938A2 Cold crucible for the melting of non metallic inorganic compounds
11/07/1984EP0123863A2 Tape foils made of metal, process and apparatus for their manufacture, and their application
11/07/1984EP0123809A2 Process for growing a large single crystal from multiple seed crystals
11/06/1984US4481069 Hydrothermal crystal growing process
10/1984
10/30/1984CA1176920A1 Enhanced oxide whisker growth on cold-rolled aluminum- containing stainless steel foil
10/23/1984US4478880 Method of fabricating polycrystalline silicon strips
10/23/1984US4478675 Method of producing GaAs single crystals doped with boron
10/16/1984US4477889 Recording media selecting mechanism
10/11/1984WO1984003995A1 Diethylberyllium dopant source for mocvd grown epitaxial semiconductor layers
10/11/1984WO1984003905A1 Tetramethyltin dopant source for mocvd grown epitaxial semiconductor layers
10/09/1984US4475980 Solid state production of multiple single crystal articles
10/09/1984US4475582 Casting a metal single crystal article using a seed crystal and a helix
10/03/1984EP0120141A1 CR-doped gadolinium gallium garnet laser
10/02/1984US4474641 Method of drawing a silicon rod
09/1984
09/26/1984EP0119978A2 Incrustation resistive crystallizer
09/26/1984EP0119798A1 Process for preparing a single oxide crystal
09/26/1984EP0119480A2 Spherical monocrystals for pharmaceutical use
09/18/1984US4472206 Volatility, coatings, uniformity
09/04/1984US4469551 Laser beams guided by optical fibers, semiconductors
08/1984
08/29/1984EP0116751A2 Two-dimensional crystallization technique
08/28/1984US4468281 Semiconductors
08/28/1984US4468278 Process for mono-crystal growth in a closed tubular chamber
08/15/1984EP0115715A1 Process for elaborating ternary or quaternary semiconductor compounds
08/15/1984EP0115539A1 Single crystalline dl-cysteine and process for their preparation
08/14/1984US4465546 Selenides, tellurides, arsenides, phosphides
08/14/1984US4465527 Method for producing a group IIB-VIB compound semiconductor crystal
08/08/1984EP0115121A2 Method and apparatus for controlling shape of single crystal
08/08/1984EP0114876A1 Ultra-pure epitaxial silicon and process for its manufacture.