Patent ID: 6503467
Filing Date: 2003-01-07
Classification: A01K,Y10T

Abstract:
A combination useful for dispensing chemical agents into a body of water, the combination comprising:(a) a subcombination comprising: (i) a container having a top, a bottom and side walls, the side walls being perforated with a plurality of side wall perforations, the side wall perforations each having an open area between about 0.004 square inches and about 0.5 square inches; (ii) chemical agents within the container; (iii) a flotation enhancer disposed above said chemical agents, and (iv) a spacer disk loosely disposed horizontally between the flotation enhancer and the chemical agents; and (b) a removable cover layer disposed over the perforations to prevent leakage through the side wall perforations until the cover layer is removed; wherein, when the cover layer is removed, the subcombination floats in a body of water and the chemical agents seep into the body of water via the side wall perforations.