Dual dispenser

Liquid purification or separation – Processes – Chemical treatment

Reexamination Certificate

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Details

C137S268000, C210S764000, C210S167150, C210S198100, C210S232000, C210S242100, C222S001000, C222S129000, C222S185100, C422S037000, C422S265000

Reexamination Certificate

active

07060190

ABSTRACT:
A cartridge holder and a floating dispenser system for dispensing materials into a fluid with the floating dispenser system including a cartridge holder with receptacles for removably attaching or detaching at least two cartridge dispensers therein to allow one to simultaneously dispense materials into a fluid system by placing the floating dispensing system in a body of fluids and to replenish the system by merely removing and replacing a cartridge in the holder.

REFERENCES:
patent: 4208376 (1980-06-01), Sangster et al.
patent: 4630634 (1986-12-01), Sasaki et al.
patent: 4702270 (1987-10-01), King, Sr.
patent: 4917868 (1990-04-01), Alexander et al.
patent: 5055183 (1991-10-01), Buchan
patent: 5407567 (1995-04-01), Newhard
patent: 6123842 (2000-09-01), Buchan
patent: 6200487 (2001-03-01), Denkewicz et al.
patent: 6340431 (2002-01-01), Khan
patent: 6625821 (2003-09-01), Lhoste
patent: 1042234 (2000-11-01), None

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