Method of axial porosity elimination and refinement of the...

Details Method of axial porosity elimination and refinement of the... Method of axial porosity elimination and refinement of the...

2007-01-25

2010-02-16

Ward, Jessica L. (Department: 1793)

Metal founding

Process

Shaping liquid metal against a forming surface

C164S504000

Reexamination Certificate

active

07661456

ABSTRACT:
Apparatus and methods are provided for eliminating axial porosity accompanied by impurity segregation arising at bulk crystallization of the axial zone of the liquid core of a continuous ingot.

REFERENCES:
patent: 4478273 (1984-10-01), Hanas
patent: 4594723 (1986-06-01), Folgero et al.
patent: 6619377 (2003-09-01), Etay et al.
patent: 7243701 (2007-07-01), Dvoskin et al.

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