Process and plant for the treatment of an article with ozonized water

US6514459B1 · kind B1 · utility

Assignee

• L'Air Liquide, Société Anonyme à Directoire et Conseil de Surveillance pour l'Étude et l'Exploitation des Procédés Georges Claude · FR

Inventors

• Pascal Crisinel · Guyancourt, FR
• Lucie Prost · Viroflay, FR

Key dates

• Filing date: Nov 24, 1999
• Grant date: Feb 4, 2003
• Expiry date: Nov 24, 2019

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A23B7/158
• WIPO field: Food chemistry
• WIPO sector: Chemistry

Abstract

A process for the treating of a product comprising the steps of:contacting the product with a solution of ozonized water subjected to stirring during all or part of the contacting, wherein all or part of the stirring is hydraulic in origin;recirculating at least a portion of the solution contacted with the product to one or more points where the contacting step occurs so as to establish turbulent water conditions capable of allowing achievement of a sufficient contact time between the product and the ozone dissolved in the water to attain a required level of treatment.