Heat exchangers molded from refractory material
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United States of America Patent
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Sep 13, 1988
Issued Date -
N/A
app pub date -
Apr 17, 1987
filing date -
Jul 11, 1983
priority date (Note) -
Expired
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Abstract
A process for making a monolithic heat-exchanger body includes the steps of arranging a plurality of rigid plastic tubular members in a mold, casting a composition comprising a refractory material and water into the mold and around the tubular member to form molded body, drying the molded body, and passing a hot gas through the tubular members in the molded body to remove them.
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