Orbital wastewater treatment system with integral clarification

US4303516A · kind A · utility

Assignee

• Envirotech, Inc. · US

Inventors

• H. David Stensel · Mercer Island, US
• Peter Maier · Rielasingen-Worblingen, DE
• Mark G. Biesinger · Salt Lake City, US
• David R. Refling · Summit Park, US
• Ronald P. Klepper · Salt Lake City, US
• John V. Maxham · Appleton, US

Key dates

• Filing date: Oct 14, 1980
• Grant date: Dec 1, 1981
• Expiry date: Oct 14, 2000

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S210/926
• WIPO field: Environmental technology
• WIPO sector: Chemistry

Abstract

There is provided a system for treating wastewater having a tank and a partition mounted in the tank to define an endless circuitous channel. An aerator and impeller is mounted in the tank to cause the liquid to flow through the channel. A clarifier is disposed in the channel and has a liquid outlet in its upper portion.