Shaped foamable materials
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United States of America Patent
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Mar 19, 2002
Grant Date -
N/A
app pub date -
Nov 29, 1999
filing date -
Nov 30, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Shaped foamable structures 10 for filling hollow structural members 1 preferably include a shaped foamable material 11 constructed from a plurality of foamable pieces 12 that are arranged with desired clearances and are interconnected with each other, and a support member 30 for positioning the shaped foamable material 11 within a cavity 6 of the hollow structural member 1. Methods for using the shaped foamable structures 10 include placing the shaped foamable structures 10 within the hollow structural members 1 and heating the foamable material 11 to expand and fill the hollow structural member 1.
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