Synthetic topsoil composition
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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May 26, 1998
Grant Date -
N/A
app pub date -
Dec 9, 1996
filing date -
Dec 9, 1996
priority date (Note) -
Expired
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Abstract
A topsoil composition comprising an alumina clay, an organic compost and sand effective to nurture and sustain plants. The proportions of the ingredients are chosen to provide good nutrients to plants, good water retention and good water drainage properties, and generally comprise at least 20 percent by volume of each ingredient, and typically comprises about 25 percent by volume of alumina clay, up to 30 percent by volume of compost and about 45 percent by volume of sand.
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Cited Art Landscape
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