Preparation of insulant boards based on mineral and paper fiber
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United States of America Patent
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Feb 27, 2001
Grant Date -
N/A
app pub date -
Aug 5, 1997
filing date -
Aug 9, 1996
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A is a process for preparing insulant boards based on mineral and paper fiber by slurrying mineral fiber, binder and customary additives in water, forming the insulant board by applying the slurry to a wire, and drying and consolidating the insulant board, which comprises using surface-active compounds to achieve faster and better drainage of the filter residues to be dried.
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