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Class Information
Number: 164/122.1
Name: Metal founding > Process > Shaping liquid metal against a forming surface > Controlling solidification (other than ambient cooling) > Unidirectional solidification
Description: Process wherein an unidirectional temperature gradient is established along a mold to cause progressive solidification of molten metal within the mold.










Sub-classes under this class:

Class Number Class Name Patents
164/122.2 Single crystal formation 140


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
6050325 Method of casting a thin wall Apr. 18, 2000
6035924 Method of casting a metal article Mar. 14, 2000
6003587 Casting furnace, a casting method and a turbine blade made thereby Dec. 21, 1999
5988257 Method and the directional solidification of a molten metal and a casting apparatus for the practice thereof Nov. 23, 1999
5961944 Process and apparatus for manufacturing polycrystalline silicon, and process for manufacturing silicon wafer for solar cell Oct. 5, 1999
5950705 Method for casting and controlling wall thickness Sep. 14, 1999
5931214 Mold heating vacuum casting furnace Aug. 3, 1999
5921310 Process for producing a directionally solidified casting and apparatus for carrying out this process Jul. 13, 1999
5922148 Ultra low sulfur superalloy castings and method of making Jul. 13, 1999
5904201 Solidification of an article extension from a melt using a ceramic mold May. 18, 1999
5899257 Process for the fabrication of monocrystalline castings May. 4, 1999
5839504 Precision casting titanium aluminide Nov. 24, 1998
5778961 Process and device for simultaneous casting and directional solidification of several castings Jul. 14, 1998
5778960 Method for providing an extension on an end of an article Jul. 14, 1998
5769147 Method for producing metallic ingot for plastic working Jun. 23, 1998
5743322 Method for forming an article extension by casting using a ceramic mold Apr. 28, 1998
5706881 Heat treatment of superalloy casting with partial mold removal Jan. 13, 1998
5676191 Solidification of an article extension from a melt using an integral mandrel and ceramic mold Oct. 14, 1997
5673744 Method for forming an article extension by melting of a mandrel in a ceramic mold Oct. 7, 1997
5673745 Method for forming an article extension by melting of an alloy preform in a ceramic mold Oct. 7, 1997
5647426 Method and apparatus for controlled directional solidification of a wheel casting Jul. 15, 1997
5623985 Apparatus and method for molding an article Apr. 29, 1997
5620308 Gas turbine, gas turbine blade used therefor and manufacturing method for gas turbine blade Apr. 15, 1997
5611670 Blade for gas turbine Mar. 18, 1997
5592984 Investment casting with improved filling Jan. 14, 1997
5579822 Method for obtaining composite cast cylinder heads Dec. 3, 1996
5568833 Method and apparatus for directional solidification of integral component casting Oct. 29, 1996
5553656 Method of directionally cooling using a fluid pressure induced thermal gradient Sep. 10, 1996
5540271 Low vapor point material casting apparatus and method Jul. 30, 1996
5535812 Method of and apparatus for continuous casting of metal Jul. 16, 1996
5505250 Investment casting Apr. 9, 1996
5503215 Precision casting system with lock Apr. 2, 1996
5489194 Gas turbine, gas turbine blade used therefor and manufacturing method for gas turbine blade Feb. 6, 1996
5484008 Thermocouple positioner for directional solidification apparatus/process Jan. 16, 1996
5477906 Casting of metal objects Dec. 26, 1995
5429176 Thermal radiation baffle for apparatus for use in directional solidification Jul. 4, 1995
5404930 Method and apparatus for casting an airfoil Apr. 11, 1995
5398745 Method of directionally cooling using a fluid pressure induced thermal gradient Mar. 21, 1995
5370170 Method and casting mold for the production of cast-iron cylinder liners Dec. 6, 1994
5358029 Method and apparatus for use in predicting flow of fluid through passages in a proposed airfoil Oct. 25, 1994
5353860 Casting unit for the manufacturing of a plurality of cast parts Oct. 11, 1994
5348071 Top fill casting Sep. 20, 1994
5337800 Reactive coating Aug. 16, 1994
5337805 Airfoil core trailing edge region Aug. 16, 1994
5335717 Oxidation resistant superalloy castings Aug. 9, 1994
5309976 Continuous pour directional solidification method May. 10, 1994
5304039 Method for providing an extension on an end of an article and extended article Apr. 19, 1994
5291654 Method for producing hollow investment castings Mar. 8, 1994
5291937 Method for providing an extension on an end of an article having internal passageways Mar. 8, 1994
5291940 Static vacuum casting of ingots Mar. 8, 1994

1 2 3 4 5










 
 
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