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Title: SEPARATION OF TIN FROM ALLOYS

Patent ·
OSTI ID:4220691

A process is described for recovering tin from bronze comprising melting the bronze; slowly cooling the melted metal to from 280 to 240 deg C whereby eta- phase bronze crystallizes; separating the eta-bronze crystals from the liquid metal by mechanical means; melting the separated crystals; slowly cooling the melted eta-crystals to a temperature from 520 to 420 deg C whereby crystals of epsilonbronze precipitate; removing said epsilon-crystals from the remaining molten metal; and reintroducing the remaining molten metal into the process for eta-crystallization.

Research Organization:
Originating Research Org. not identified
NSA Number:
NSA-14-002403
Assignee:
U.S. Atomic Energy Commission
Patent Number(s):
US 2899295
OSTI ID:
4220691
Resource Relation:
Other Information: Orig. Receipt Date: 31-DEC-60
Country of Publication:
United States
Language:
English