专利名称：Lead casting seal
发明人：Larry P. Atkins,James R. Bish申请号：US05/819895申请日：19770728公开号：US04150714A公开日：19790424
摘要：Apparatus for continuously casting lead strip at various rates upwards of about8 ft. per minute including a nonturbulent, constant-head, constant-temperature source ofdross-free melt, an open-ended casting nozzle, an insulator thermally isolating thenozzle from the source and an aromatic polyimide seal at the inlet of the nozzle. Melt ispumped upwardly through a standpipe which is open midway to the nozzle. Anadjustable weir atop the standpipe controls the metalostatic head above the castingnozzle, and a reversible pump permits ready aborting of a casting run.
申请人：GENERAL MOTORS CORP
代理人：Lawrence B. Plant
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