Method for forming hot top liners
United States Patent 3384149

Inventors:
Fred, Eastwood
Publication Date:
05/21/1968
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Assignee:
FOSECO TRADING AG
Primary Class:
Other Classes:
249/201, 264/274, 164/187, 164/44, 264/269, 249/106, 164/40
International Classes:
B22D7/10; B22D7/00
US Patent References:
3066069Method for the producion of refractory containers
3072981Hot top casing for casting molds
3120684Method of making a hot top
3216069Make up machine or apparatus for hot tops