Denitrification of aquarium water
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United States of America Patent
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Jul 17, 2007
Grant Date -
Oct 21, 2004
app pub date -
Apr 24, 2002
filing date -
Apr 26, 2001
priority date (Note) -
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Abstract
The invention relates to agents for the removal or reduction of inorganic nitrogen compounds, especially nitrate, from biological aquarium waters, containing a biologically degradable polymer, preferably polycaprolactone (PCL) and to the utilization of said agents.
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