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Class Information
Number: 164/367
Name: Metal founding > Means to shape metallic material > United particle type shaping surface (e.g., sand, etc.) > Comprised of separable parts > Including a core > Having embedded sand reinforcing, aligning, or supporting component > Hollow component
Description: Apparatus wherein the embedded component is hollow.

Patents under this class:

Patent Number Title Of Patent Date Issued
7316258 Method for production of hollow bodies and grinding bodies so produced Jan. 8, 2008
6029736 Reinforced quartz cores for directional solidification casting processes Feb. 29, 2000
5236034 Web reinforced expendable core Aug. 17, 1993
5197532 Cylinder head casting apparatus and method Mar. 30, 1993
4736786 Method for improving stength of gasifiable patterns Apr. 12, 1988
4532974 Component casting Aug. 6, 1985

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