Automatic chemical feed system

Details Automatic chemical feed system Automatic chemical feed system

2005-03-22

2005-03-22

Smith, Duane (Department: 1724)

Liquid purification or separation

With means to add treating material

C137S268000, C422S266000, C422S264000

Reexamination Certificate

active

06869529

ABSTRACT:
There is disclosed an automatic chemical feed system for retro-fitting to any existing fluid circulating system of the type having an inlet pipe which feeds water to a fluid reservoir and an outlet pipe for feeding fluid to the circulating system, the present system including an inlet pipe adapter for inner connection with the inlet pipe, a fluid diverter connected to the adapter for diverting a portion of the flow, a chemical chamber containing a supply of fluid purification chemicals in solid particulate format, the chamber being in fluid communication with the diverter, and the chamber having an inlet opening for allowing fluid to enter the chamber, and an outlet opening for passing treated fluid out of the chamber back to the fluid reservoir for circulation in the circulating system.

REFERENCES:
patent: 3163174 (1964-12-01), Pintz
patent: 3366459 (1968-01-01), Richards
patent: 3915187 (1975-10-01), McCalla et al.
patent: 5101851 (1992-04-01), Abadi et al.
patent: 5549875 (1996-08-01), Laughlin et al.

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