Liquid purification or separation – Processes – Treating by enzyme
Reexamination Certificate
2007-07-03
2007-07-03
Hruskoci, Peter A. (Department: 1724)
Liquid purification or separation
Processes
Treating by enzyme
C205S618000, C205S742000, C210S698000, C210S721000, C210S724000, C210S728000, C210S748080, C210S754000, C210S764000, C252S181000
Reexamination Certificate
active
10937263
ABSTRACT:
A solid formulation for use with sodium chloride and a chlorine generator to provide safe, clean chlorinated recreational water. The formulation comprises a chlorine stabilizing agent and a phosphate remover agent. An enhanced salt comprising a chlorine stabilizing agent, a phosphate remover agent and sodium chloride is also described. The formulation and enhanced salt can also contain a metal chelating agent and a pH balancing agent. A cleaning agent may also be included. A fast dissolving sodium cyanurate compound is used for the chlorine stabilizing agent. A method, kit, and system for providing safe, clean chlorinated recreational water are also disclosed.
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Hruskoci Peter A.
Natural Chemistry, Inc.
Ryan John W.
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