Form for refractory-faced tube sheets
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United States of America Patent
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-
Apr 10, 1984
Grant Date -
N/A
app pub date -
Apr 5, 1982
filing date -
Apr 5, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A form is provided for use in vessels having a shell and tube configuration with refractory material protecting the tube sheet to provide a flared entrance or exit for the tubes. The form has a shank end, formed as a cylinder for insertion within the tubes, and a flared end which expands at an angle of from about 15.degree. to about 20.degree..
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