Expansion joint fire barrier systems
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United States of America Patent
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-
Nov 6, 1990
Issued Date -
N/A
app pub date -
Oct 16, 1986
filing date -
Sep 23, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Apparatus for fireproof and/or radiation resistant cover of expansion voids consisting of expansion joint cover structure spanning the expansion void and supporting at least one layer of stainless steel foil and/or lead foil and other refractory material in continual coverage across said void.
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