Patents for C30B 11 - Single-crystal-growth by normal freezing or freezing under temperature gradient, e.g. bridgman- stockbarger method (5,247)
02/1998
02/25/1998CN1174401A Method of using GaN/Al2O3 composite material as substrate in the epitaxial growth of III-V family nitride
02/19/1998DE19734736A1 Pyrolytic boron nitride container with IR transmission profile
02/12/1998WO1998005450A1 Process and device for directed solidification of a melt
02/10/1998US5716449 Method of forming a compound semiconductor material
02/04/1998CN1172175A Scintillation material on base of cesium iodide and method for its preparation
02/03/1998US5714004 Placing seed crystals in bottom of crucible, charging raw material into crucible, heating crucible while controlling temperature of botttom of crucible so seed crystals do not melt
01/1998
01/28/1998EP0821082A1 Process and apparatus for controlling the growth of a crystal
01/28/1998CN1171379A Ceramic composite material and porous ceramic material
01/08/1998WO1998000587A1 Method for producing high-purity crystalline compounds and device for realising the same
01/08/1998WO1998000586A1 Pressurized skull crucible for crystal growth
01/07/1998EP0816537A2 Ceramic composite material and porous ceramic material
01/07/1998EP0815993A1 Method for forming an article extension by casting using a ceramic mold
01/07/1998EP0815992A1 Method for forming an article extension by melting of an alloy preform in a ceramic mold
01/07/1998EP0815991A1 Method for forming an article extension by melting of a mandrel in a ceramic mold
12/1997
12/31/1997CN1169124A Method and device for directionally solidifying a melt liquid
12/30/1997US5702822 Method for producing single crystal, and needle-like single crystal
12/24/1997WO1997048828A1 Nickel-base superalloy
12/24/1997WO1997048827A1 Nickel-base superalloy
12/23/1997US5700404 Process and device for casting a large-area crystalline salt body
12/18/1997DE19624056A1 Nickel-Basis-Superlegierung Nickel-base superalloy
12/18/1997DE19624055A1 Nickel-Basis-Superlegierung Nickel-base superalloy
12/16/1997US5698029 Vertical furnace for the growth of single crystals
12/11/1997WO1997046742A1 Method and apparatus for making directional solidification castings
12/11/1997DE19614005A1 Casting mould, especially for monocrystalline turbine blades
11/1997
11/19/1997CN1165543A Method of growing single crystals
11/18/1997US5688320 Reducing aluminum oxide in nitrogen atmosphere
11/11/1997US5685907 Apparatus for preparing compound single crystals
11/05/1997EP0805501A1 Thermoelectric device and thermoelectric cooler/heater
10/1997
10/29/1997EP0803593A1 Method of preparing group III-V compound semiconductor crystal
10/29/1997EP0802991A1 Method for harvesting single crystals from a peritectic melt
10/21/1997US5679180 γ strengthened single crystal turbine blade alloy for hydrogen fueled propulsion systems
10/21/1997US5679151 Lowering temperature of grown crystal through phase transition temperature range while establishing a temperature gradient from one end of crystal to the other
10/09/1997WO1997037064A1 Method and apparatus for growing oriented whisker arrays
10/07/1997US5673745 Method for forming an article extension by melting of an alloy preform in a ceramic mold
10/07/1997US5673744 Method for forming an article extension by melting of a mandrel in a ceramic mold
10/02/1997DE19611866A1 Casting mould for production of single crystal casting having growth cavity and nucleation cavity
09/1997
09/17/1997EP0795630A1 Method of manufacturing shaped crystals by upward pressurization type liquid injection
09/04/1997DE19607098A1 Directional solidification of large pure silicon ingot
08/1997
08/26/1997US5660649 Adding specified amount of magnesium or calcium to superalloy composition
08/12/1997US5656077 With interior surface layer of anhydrous boron oxide, for growing silicon-doped gallium arsenide single crystals
07/1997
07/24/1997WO1997026684A1 Single-crystal oxygen ion conductor
07/22/1997US5650008 Method for preparing homogeneous bridgman-type single crystals
07/10/1997DE19700133A1 Verfahren zur Herstellung keramischer Supraleiter-Einkristalle A process for the production of ceramic superconductor single crystals
07/05/1997CA2194347A1 Method for producing ceramic superconductor single crystals
07/02/1997EP0781865A2 Process and apparatus for producing polycrystalline semiconductors
06/1997
06/25/1997EP0780344A2 Process and apparatus for levitating a liquid substance by means of a gaseous layer
06/20/1997CA2192750A1 Method and installation for confinement of a liquid mass by a gas layer
06/10/1997US5637531 Method of making a crystalline multilayer structure at two pressures the second one lower than first
05/1997
05/28/1997EP0775766A1 Crystallisation furnace for producing material with low thermal conductivity and/or low hardness
05/28/1997EP0775030A1 Method and device for directionally solidifiying a melt
05/22/1997DE3719902A1 Columnar grain nickel superalloy compsn.
05/21/1997CN1150185A Technique for preparing monocrystal of metal material
04/1997
04/29/1997US5623985 Apparatus and method for molding an article
04/17/1997WO1997013891A1 METHOD OF MANUFACTURING EPITAXIAL LAYERS OF GaN OR Ga(A1,In)N ON SINGLE CRYSTAL GaN AND MIXED Ga(A1,In)N SUBSTRATES
04/10/1997WO1997013284A1 Thermoelectric device and thermoelectric cooler/heater
04/10/1997WO1997013010A1 Method of manufacturing shaped crystals by upward pressurization type liquid injection
04/03/1997DE19631551A1 Prodn. of crystalline layers on substrate
04/01/1997US5616191 Method for making a high purity aluminum conductor used at ultra low temperature
03/1997
03/20/1997WO1997010372A1 Method of growing single crystals
03/19/1997EP0763604A1 Clean single crystal nickel base superalloy
03/18/1997US5611866 Melting and foaming a layer of b2o3, depressurization, cooling and washing
03/18/1997US5611856 Method for growing crystals
03/18/1997US5611670 Blade for gas turbine
03/18/1997US5611389 Procedure for the fabrication of crystalline blades
03/05/1997EP0760403A1 Method of growing a rare earth silicate single crystal
03/05/1997EP0760024A1 Process and device for obtaining unfissured crystals
03/05/1997CN1034199C Thermoelectric element for semi-conductor
03/04/1997US5607007 Of a melt
02/1997
02/18/1997US5603763 Method for growing single crystal
02/13/1997WO1997005304A1 Method of producing crystalline layers
02/11/1997US5602080 Milling at least two materials with different lattice constants, mixing, providing single crystal by drawing and cutting
02/05/1997EP0756911A2 Process and apparatus for producing particles from directionally solified cast parts
01/1997
01/30/1997WO1997003235A1 A method of modification of the izotopic ratio of the izotopes introduced in the cubic and hexagonal crystalline nets
01/28/1997US5597501 Precision control of high temperature furnaces using an auxiliary power supply and charged practice current flow
01/02/1997EP0751242A1 Process for bulk crystal growth
12/1996
12/27/1996EP0749940A1 Process for the preparation of aluminium nitride whiskers
12/25/1996CN1138882A Process for bulk crystal growth
12/20/1996CA2179345A1 Process for producing aluminum nitride trichites
12/18/1996EP0748884A1 Process and apparatus for producing polycrystalline semiconductors
12/18/1996CN1138355A Process for producing spherical crystal
12/17/1996US5584929 Applying boron containing layer to inner surface of crucible, heat treating in oxygen containing atmosphere to oxidize boron to boron oxide, charging raw material to crucible, melting, solidifying to grow crystal
12/12/1996DE19622659A1 Vertical furnace for growing mono-crystals by a hot high pressure gas process
12/11/1996EP0746634A1 Single crystal nickel-based superalloy
12/11/1996CN1137577A Technology for preparation of metal material single crystal
11/1996
11/27/1996EP0744476A2 Method of preparing group II-VI or III-V compound single crystal
11/20/1996CN1136092A Manufacture of lead telluride with high tellurium content
11/12/1996US5573862 Single crystal oxide turbine blades
11/12/1996US5573861 High purity aluminum conductor used at ultra low temperature
11/06/1996EP0740977A1 Containerless method of producing crack free metallic articles
11/05/1996US5571776 Single crystalline bulk oxide superconductor and process for producing same
10/1996
10/30/1996CN1033179C Controllable bi-spherical Ge mono crystal growth method and its moulding die
10/23/1996EP0738791A1 Process for producing spherical crystal
09/1996
09/24/1996US5558815 Single crystal of compound, laser rod, laser oscillator, scintillator, CT scanner, color display and process for preparing the same
09/19/1996WO1994021110A3 Use of hard, doped monocrystalline oxides in applications involving contact with fluid abrasives
09/19/1996DE19609862A1 Low twin density single crystal prodn. process
09/17/1996US5556706 Conductive layered product and method of manufacturing the same
09/12/1996DE19506503C1 Laboratory furnace esp. for research into materials
09/10/1996US5554219 Using high pressure melt technique
09/04/1996EP0635074B1 Spinner in the form of a single crystal metal component for producing fiber products by centrifuging molten mineral materials and process for its manufacture
08/1996
08/27/1996US5549748 Method for harvesting single crystals from a peritectic melt
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