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Class Information
Number: 164/62
Name: Metal founding > Process > Shaping liquid metal against a forming surface > Utilizing a vacuum > Applying diverse pressure
Description: Process directed to applying, in addition to the differential in pressure effected by the vacuum, a dynamic pressure medium.

Patents under this class:

Patent Number Title Of Patent Date Issued
6640877 Investment casting with improved melt filling Nov. 4, 2003
6386265 Method of and apparatus for casting dental prosthesis May. 14, 2002
5941297 Manufacture of composite materials Aug. 24, 1999
5592984 Investment casting with improved filling Jan. 14, 1997
5384203 Foam metallic glass Jan. 24, 1995
4085790 Casting method using cavityless mold Apr. 25, 1978
4027719 Argon bath induction casting system Jun. 7, 1977
3987844 Pressure casting apparatus with hermetically sealed housing and tiltable melt-containing crucible Oct. 26, 1976
3955612 Metal melting and casting process May. 11, 1976
3949804 Method of manufacturing a metal-impregnated body Apr. 13, 1976

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