Catalytic fluidized bed process for treating aqueous liquids

US5662809A · kind A · utility

Assignee

• Solvay Umweltchemie GmbH · DE

Inventors

• Michael Bischoff · Fairfield, US
• Dirk Bonse · Lehrte, DE
• Michael Sell · Peine, DE

Key dates

• Filing date: Sep 12, 1994
• Grant date: Sep 2, 1997
• Expiry date: Sep 12, 2014

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S210/903
• WIPO field: Environmental technology
• WIPO sector: Chemistry

Abstract

In a process for the catalytic treatment of aqueous liquids containing germs, for example, for the catalytic removal of oxygen, nitrite or nitrate in drinking, culinary or waste water, the germ contamination of a catalysts which are used can be prevented when the process is carried out in the fluidized bed.