Method of cooling recovered sand for casting purposes and appara

Details Method of cooling recovered sand for casting purposes and appara Method of cooling recovered sand for casting purposes and appara

1975-04-03

1977-07-26

Dority, Jr., Carroll B.

Heat exchange

With alarm, indicator, signal, register, recorder, test or...

Remotely controlled inspection means

34 56, 34177, F28F 2800

Patent

active

040376486

ABSTRACT:
Method and apparatus for the substantially continuous cooling of recovered casting sand in discrete compartments of a bunker whereby the sand in each compartment is cooled while substantially at rest in heat exchange relation with heat exchanger means disposed within the compartment, and the sand thoughput through the compartments is controlled by gates.

REFERENCES:
patent: 1346238 (1920-07-01), Nagel
patent: 1673241 (1928-06-01), Hatfield
patent: 1941499 (1934-01-01), Siems
patent: 2340345 (1944-02-01), Richeson
patent: 3090131 (1963-05-01), Waterman
patent: 3762065 (1973-10-01), Wahlgren

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