Device for chemically/physically treating drinking water

Liquid purification or separation – With heater or heat exchanger

Reexamination Certificate

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Details

C210S275000, C210S282000

Reexamination Certificate

active

10468581

ABSTRACT:
The invention relates to a device for physically treating drinking water, in particular, for reducing the formation of limestone. The invention device comprises at least one water inlet (3b) and at least one water outlet (3c), whereby the device is mounted in the cold water supply line (3) of at least one water heater (1), preferably a boiler, and the device is placed in good heal-conductive thermal contact with the hot water area of the water heater (1).

REFERENCES:
patent: 426918 (1890-04-01), Churchill
patent: 630327 (1899-08-01), Clower
patent: 649116 (1900-05-01), Strikel
patent: 2861689 (1958-11-01), Lyall
patent: 4662314 (1987-05-01), Moore, Jr.
patent: 406826 (2000-09-01), None
patent: 409261 (2002-07-01), None
patent: 39 06 715 (1990-09-01), None
patent: 1337990 (1973-11-01), None
patent: 1 337 990 (1974-11-01), None
patent: 1373990 (1974-11-01), None
patent: WO 99/48822 (1999-09-01), None
patent: WO 01/13045 (2001-02-01), None
International Search Report (English language version) for PCT/AT02/00032 prepared by the EPO.

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