Method and apparatus for improved heat extraction from...

Details Method and apparatus for improved heat extraction from... Method and apparatus for improved heat extraction from...

2011-08-02

2011-08-02

Kerns, Kevin P (Department: 1735)

Metal founding

Process

Shaping liquid metal against a forming surface

C164S128000, C164S348000, C164S349000

Reexamination Certificate

active

07987895

ABSTRACT:
Method and apparatus for improving the quality and mechanical properties of an aluminum alloy engine cylinder block or other large or complex castings by providing sand molds bound with a soluble binder only at locations on said casting from which rapid cooling for directional solidification and/or improved localized mechanical properties are desired with said molds being otherwise bound at the remaining locations only with a more typical insoluble binder.

REFERENCES:
patent: 2004/0050524 (2004-03-01), Grassi et al.
patent: 2005/0022957 (2005-02-01), Crafton et al.

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