Designed cellular coal
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Dec 11, 2007
Grant Date -
Jul 18, 2002
app pub date -
Dec 8, 2000
filing date -
Dec 8, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Coal-based cellular products that can be custom designed to have integral stiffeners or load paths, directed heat transfer paths, and/or directed mass transfer paths and methods for their production are described. Such design and production is made possible by the appropriate selection of starting materials, thermal treatment conditions and mold materials combined in at least some instances with segregation of different starting materials in different regions of a forming mold.
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