The Procter Gamble Company

Renzo Rizzo

Stefano Scialla

Patrizio Ricci

Andrea Filippo Argentieri

Stylianos Kouvroukoglou

Sergio Rossi

Daniele Fornai

The method involves contacting the air with an aqueous or non-aqueous liquid in a stand-alone system. The air may be brought into contact with the liquid using a number of different types of apparatus, including a packed column scrubber. The liquid may be non-evaporative.

Air cleaning apparatus and method for cleaning air

An air cleaning apparatus is disclosed which, in one embodiment, has: an inlet for ambient air; an outlet for purified air; a mechanism for the uptake of a scrubbing liquor and for the removal of impurities dissolved or dispersed in the ambient air by contact with said scrubbing liquor; an inlet for feeding a scrubbing liquor from a scrubbing liquor feeding tank; an outlet for discharging used scrubbing liquor; and a blower for drawing ambient air into the apparatus, flowing the air through the apparatus and discharging the purified air from the apparatus. A kit including an apparatus as described above and a refill of scrubbing liquor ingredients, or of a scrubbing liquor concentrate or of a ready-to-use scrubbing liquor is also disclosed.

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Cincinnati, OH, United States of America

Renzo Rizzo