Bitumen based mixture for coating surfaces
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United States of America Patent
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Mar 7, 1995
Issued Date -
N/A
app pub date -
Dec 9, 1992
filing date -
May 4, 1990
priority date (Note) -
Expired
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Abstract
A bituminous mixture, comprising from 0.5 to 20% by weight mineral wool in admixture with bitumen, the fibers of said mineral wool prior to any chemical or mechanical treatment, being equal to at most 7 per 5 grams, and said fibers being treated with a non-ionic finish.
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