STEAM PERMISSIVE AND WATER NON PERMISSIVE SCREEN, AND METHOD FOR MAKING SAME
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United States of America Patent
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Issued Date -
Apr 8, 2010
app pub date -
Feb 13, 2008
filing date -
Feb 14, 2007
priority date (Note) -
Abandoned
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Abstract
The invention relates to a steam permissive and water non-permissive screen, particularly a sub-roof screen, a rain-proof screen, an air-proof screen or the like. The screen (1) is characterised in that it mainly includes a non-woven fabric made of a mat or a web of a majority of natural fibres (2), preferably vegetable fibres, that has been submitted to a binding operation by pressurised liquid jets, or hydrobinding, and to a hydrophobation process.
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