Patents for C30B 11 - Single-crystal-growth by normal freezing or freezing under temperature gradient, e.g. bridgman- stockbarger method (5,247) |
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02/20/1991 | EP0413439A1 Low carbon directional solidification alloy |
01/10/1991 | WO1991000544A1 Quadratic nonlinear optical element |
01/02/1991 | EP0405362A1 Method for manufacturing alloy rod having giant magnetostriction |
01/02/1991 | EP0405360A1 Method for manufacturing alloy rod having giant magnetostriction |
01/02/1991 | EP0404840A1 Superconducting composition and process for manufacture |
12/25/1990 | US4980133 Separated by a conductive sleeve defining a gradient zone for crystallization; single crystals |
12/12/1990 | EP0401387A1 Process for producing single crystal |
12/11/1990 | US4976792 Electric conductor and method of manufacturing same |
12/05/1990 | CN1047541A System for continuously replenishing melt |
11/29/1990 | WO1990014450A1 System for continuously replenishing melt |
11/22/1990 | EP0398264A1 Precipitation hardening type nickel base single crystal cast alloy |
11/16/1990 | CA2016794A1 Precipitation hardening type nickel base single crystal cast alloy |
11/13/1990 | US4970060 Pure or mixed monocrystalline boules of lanthanum orthogallate |
11/06/1990 | US4968380 Growth of hollow crystals of silicon |
10/30/1990 | US4966645 Crystal growth method and apparatus |
09/26/1990 | EP0389086A1 Single crystalline fibrous superconductive composition and process for preparing the same |
09/18/1990 | US4957711 Single crystal growing apparatus |
09/12/1990 | EP0252784B1 Mixed lanthanium-magnesium-gallates and lasers using these gallates |
09/11/1990 | US4955699 Thallium, selenium, arsenic, sulfur, phosphorus, vanadium, lead halide |
08/28/1990 | US4952780 Computerized multi-zone crystal growth furnace |
08/28/1990 | US4952390 Heating copper compound with oxides of copper, rare earth element and alkaline earth metal; adding oxygen |
08/16/1990 | EP0382585A1 Nickel-based superalloy for industrial turbine blades |
08/07/1990 | US4946544 Crystal growth method |
08/07/1990 | US4946542 Stress resistance |
07/31/1990 | US4944833 Czochralski pulling of monocrystalline lanthanum orthogallate |
07/18/1990 | EP0227499B1 Mixed lanthanum-magnesium aluminates, process for their production and lasers using these aluminates |
07/10/1990 | US4940073 Mold for casting a single crystal metal article |
06/28/1990 | WO1990007021A1 Process for producing single crystal |
06/19/1990 | US4935934 Mixed lanthanide-magnesium gallates and laser using monocrystals of these gallates |
06/19/1990 | US4935072 Nickel base superalloy for aircraft |
06/13/1990 | EP0372794A1 Crystal growth method and crucible therefor |
06/06/1990 | EP0371771A2 Process for preparing aluminium nitride and aluminium nitride so produced |
06/06/1990 | CN1008305B Nonlinear optical element made of lithium triborate single crystal |
05/30/1990 | CN1042575A Single crystal growth of lithium tetra borate (lbo) using the method of descending crucible |
05/29/1990 | US4929594 Thallium, barium, copper oxides |
05/29/1990 | CA2004172A1 Process for preparing aluminum nitride and aluminum nitride so produced |
05/23/1990 | CN1008125B Process for preparing doped magnesium-lanthanide aluminogallate single crystal |
05/16/1990 | EP0368169A1 Method for producing organic crystal |
05/15/1990 | US4925636 Apparatus for directional solidification of a crystal material |
05/10/1990 | DE3837559A1 Method for the production of monolithic metallic blanks by controlled solidification |
05/08/1990 | US4923561 Single crystals, boron nitride crucible, boric oxide protective coating |
05/08/1990 | US4922995 Method of producing monolithic metal blanks by freezing-on techniques |
05/05/1990 | CA2002199A1 Method for producing organic crystal and crystal growth cell therefor |
04/19/1990 | WO1990003952A1 Method of growing silicon ingots using a rotating melt |
04/17/1990 | US4917757 Method of performing solution growth of ZnSe crystals |
04/10/1990 | US4915907 Nickel base superalloy having added hafnium |
04/10/1990 | US4915882 Drawing from highly polished crucible |
04/10/1990 | US4915869 Mixed lanthanum-magnesium aluminates |
04/07/1990 | CA2000243A1 Method of growing silicon ingots using a rotating melt |
03/27/1990 | US4911781 Forming solution of metal salt in an alcohol; precipitating with base |
03/20/1990 | US4909998 Apparatus for performing solution growth of group II-VI compound semiconductor crystal |
03/14/1990 | EP0358185A1 Ni-base single-crystal superalloy excellent in high-temperature strength and high-temperature corrosion resistance |
03/13/1990 | US4908183 High strength single crystal superalloys |
03/06/1990 | US4907177 Computerized multi-zone crystal growth furnace precise temperature and heating control method |
02/27/1990 | US4904336 Method of manufacturing a single crystal of compound semiconductor and apparatus for the same |
02/20/1990 | US4902376 Supplying extra arsenci to control composition stoichiometry |
02/20/1990 | US4902354 High temperature electric arc furnace and method |
02/13/1990 | US4900511 Nickel-based monocrystalline superalloy, in particular for the blades of a turbomachine |
01/23/1990 | US4896332 Monocrystal reflectors for laser applications |
01/10/1990 | EP0350101A1 Monocrystalline MnZn-ferroferrite material having a high content of Zn, and a magnetic head manufactured from said material |
12/13/1989 | CN1037999A Mixed lanthanum-magnesium aluminates, their production process and lasers using these aluminates |
11/28/1989 | CA1263293A1 Process and apparatus for the cyclical manufacture of silicon shaped articles |
11/02/1989 | EP0339065A1 Process for manufacturing layers |
11/01/1989 | CN1005625B Technology for preparing polycrystal silicon ingot by orientational solidification and growth for solar battery |
10/25/1989 | EP0338914A1 Process and crucible for the solidification of materials, and application to the crystal growth of semiconductors |
10/25/1989 | EP0338411A2 Apparatus and method for growth of large single crystals in plate/slab form |
10/17/1989 | US4874436 Method for producing high purity electrolytic copper |
10/04/1989 | EP0335794A1 Process for preparing a HgCdTe crystal ingot |
09/26/1989 | CA1260363A1 Method and device for producing a block of polycrystalline semi-conducting material |
09/26/1989 | CA1260293A1 Monocristalline alloy with nickel based matrix |
09/21/1989 | WO1989008930A1 Superconducting composition and process for manufacture |
09/20/1989 | EP0333573A1 Process for obtaining an organic polycrystalline material, notably with electro-optical properties |
09/12/1989 | US4865682 Of quartz with its surface contacting the melt roughened and heated to tridymite transformation temperature to reduce wetting by the melt; gallium arsenide |
09/07/1989 | DE3400774C1 Process and device for producing single-crystal mirrors from copper, silver or gold for laser technology, and mirror produced according to this process |
09/06/1989 | EP0331360A1 Method of preparing an oxide high-temperature superconducting material |
09/05/1989 | US4863553 Method of preparing radially homogenous mercury cadmium telluride crystals |
09/05/1989 | US4862947 Method of casting an article |
08/24/1989 | DE3804248A1 Process for removing impurities from a silicon melt by directed solidification |
08/24/1989 | DE3804069A1 Process for producing solar silicon |
08/17/1989 | DE3802531A1 Process for separating solid particles from silicon melts |
08/01/1989 | US4853078 Heating in a sealed container divided into a reaction zone and a vapor pressure control zone in communication with each other; stoichiometrically stable, reduced lattice defects |
08/01/1989 | US4853077 Process for the preparation of mono-crystalline 3-5 semi-insulating materials by doping and use of the semi-insulating materials thus obtained |
08/01/1989 | US4853066 Selectively heating and cooling starting point |
08/01/1989 | US4853044 With controlled tungsten, molybdenum and tantalum content |
07/18/1989 | US4849030 Dispersion strengthened single crystal alloys and method |
06/28/1989 | EP0321576A1 Method for growing single crystal from molten liquid |
06/28/1989 | CN1004640B Preparation of mgo.lao.al2o3.ndo single crystal |
06/20/1989 | US4840699 Gallium arsenide crystal growth |
06/13/1989 | US4838988 Process for obtaining crystals of intermetallic compounds, in particular isolated monocrystals, by cooling alloys in the molten state |
06/06/1989 | US4837384 Nickel-based monocrystalline superalloy, in particular for the blades of a turbomachine |
06/06/1989 | US4836771 Gradient oven for oriented solidification, in particular by the Bridgman method |
05/30/1989 | US4834832 Process and apparatus for the manufacture of silicon rods |
05/16/1989 | US4830679 Heat-resistant Ni-base single crystal alloy |
05/09/1989 | CA1253776A1 Method of manufacturing bismuth germanate crystals |
05/05/1989 | WO1989003900A1 Process for manufacturing layers |
05/02/1989 | US4826283 Lithium borate, laser systems |
04/25/1989 | US4824520 Liquid encapsulated crystal growth |
04/11/1989 | US4820145 Polycrystalline silicon wafer tray |
04/11/1989 | US4819709 Heat shield for a casting furnace |
04/04/1989 | US4818306 With chromium, molybdenum, tungsten, aluminum |