The U.S. Environmental Protection Agency (EPA) and state and local water quality boards across the U.S. have mandated that numerous bays and harbors reduce toxic copper levels in seawater by definitive specified dates. The presence of toxic copper is the result of copper leaching from copper-based paints on ocean-going vessels anchored in marinas. Toxic copper poisoning of the nation’s waterways is at epidemic proportions; it is estimated that...
An effective composite for absorbing both standing and flowing water which comprises a fumed silica component, a water-absorbent acrylic polymer a fibrous component, and three types of scoriaceous components is described. Bags containing the composite may also be used. Click to Download/Read PDF: US2014157620A1
Compositions and methods are disclosed for remediating environmental contaminants when such contaminants primarily include hydrophobic materials such as petroleum. Click to Download/Read PDF: US8946118B2
The invention employs composites of zeolite and ferric oxide hydroxide for removing inorganic nitrogen and phosphorus wastes from animal environments. Click to Download/Read PDF: US8945392B2
Compositions and methods for heavy metal remediation are disclosed. Click to Download/Read PDF: US8883216B2