Filter material and process for the production thereof
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United States of America Patent
Stats
-
Jan 24, 1989
Grant Date -
N/A
app pub date -
Sep 11, 1987
filing date -
Jun 11, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a process for the production of a filter material comprising an open-pore foam carrier carrying adsorber particles of different particle sizes secured thereto, an adhesive is applied to the foam carrier material and then first adsorber particles are applied to the foam carrier material and into the open pores thereof. When the adhesive is still in a non-set condition, second adsorber particles which are of substantially smaller size than the first adsorber particles are then applied to the foam carrier material and into the open pores thereof.
First Claim
Family
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Cited Art Landscape
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