B - Operations – Transporting – 22 – D
Patent
B - Operations, Transporting
22
D
22/154
B22D 9/00 (2006.01)
Patent
CA 1100281
ABSTRACT OF THE DISCLOSURE A method for ingot casting using a vertical, open-ended mold removably positioned on a mold stool, a closed-bottom mold or a plug-bottom mold wherein steel particles are used to fill a relieved portion of the bottom typically resulting from erosion thereof during casting; a metal plate is used to close this relieved portion, thereby preventing comingling of the steel particles and metal being cast; this practice prolongs the life of mold stools and mold bottoms without requiring expensive replace- ment.
299024
Strange Robert R.
Zimmer James M.
Crucible Inc.
George H. Riches And Associates
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