	US 7,540,966 B2
	Method and apparatus for purifying water
Alvin Costa, Tiverton, R.I. (US); Richard T. Coffey, Pompano Beach, Fla. (US); Michael Pereira, Smithfield, R.I. (US); Daniel Nelsen, Providence, R.I. (US); Thomas Parent, Providence, R.I. (US); and Christopher Kampf, Cranston, R.I. (US)
Assigned to Zodiac Pool Care, Inc., Vista, Calif. (US)
Filed on Dec. 10, 2007, as Appl. No. 11/953,371.
Application 11/953371 is a continuation of application No. 11/485096, filed on Jul. 12, 2006, granted, now 7,320,761.
Application 11/485096 is a continuation of application No. 11/252106, filed on Oct. 17, 2005, abandoned.
Application 11/252106 is a continuation of application No. 11/040438, filed on Jan. 21, 2005, granted, now 7,147,786.
Application 11/040438 is a continuation of application No. 10/414598, filed on Apr. 16, 2003, granted, now 6,982,040.
Prior Publication US 2008/0128363 A1, Jun. 05, 2008
This patent is subject to a terminal disclaimer.
Int. Cl. C02F 1/50 (2006.01); C02F 1/76 (2006.01)

U.S. Cl. 210—752 [210/753; 210/754; 210/764; 210/167.11; 210/192; 210/199; 210/205; 210/232; 422/37; 422/261; 422/282]

24 Claims

1. An apparatus for purifying water, comprising:

an inlet and an outlet;

a metal generator, having an inlet in fluid communication with the inlet of the device, and

a first outlet and a second outlet, and adapted to provide concentrations of a metal to the water;

a halogen generator, having an inlet in fluid communication with the first outlet of the metal generator, and having an outlet, and adapted to provide concentrations of halogen to the water, wherein the halogen in the water is selected from the group consisting of bromide, iodide, hypobromite, and mixtures thereof;

a venturi nozzle, having an inlet in fluid communication with the second outlet of the metal generator, which is in fluid communication with the outlet of the halogen generator, and having an outlet in fluid communication with the outlet of the device.