Special turf filler comprising silica particles
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United States of America Patent
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Apr 26, 2005
Grant Date -
Oct 28, 2004
app pub date -
Apr 24, 2003
filing date -
Apr 24, 2003
priority date (Note) -
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Abstract
An aggregate turf filler for use with the turf of athletic fields and landscaped areas which comprise crushed silica sand particles (SiO.sub.2) which are substantially round in shape and are sized to be between 12 and 40 mesh. An acrylic based sealer covering the outer surface of each of the silica sand particles. Finally, providing that the silica sand particles have a smooth outer surface, possess an angle of repose of less than 30.degree., repel water, resist compacting, present no damaging sharp edges when incorporated with the turf and are environmentally safe.
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Cited Art Landscape
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