Method and apparatus for determining loading of an emissions trap by use of transfer function analysis

US7370472B2 · kind B2 · utility

Assignee

• Emcon Technologies LLC · US

Inventors

• Helmut Venghaus · Ingolstadt, DE
• Lee Watts · Gersthofen, DE
• Andreas Mayr · Meitingen, DE
• Clive D. Telford · Lancaster, GB
• Marco Ranalli · Augsburg, DE
• Peter Kroner · Birkenfeld, DE
• David Herranz · Pamplona, ES
• Gregg Speer · Dachau, DE
• Stefan Schmidt · Aalen, DE
• A. Steven Walleck · Lakewood, US

Key dates

• Filing date: Jan 12, 2006
• Grant date: May 13, 2008
• Expiry date: Jan 12, 2026

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T10/40
• WIPO field: Environmental technology
• WIPO sector: Chemistry

Abstract

An apparatus comprises an emissions trap and a transfer function device. The transfer function device is configured to determine a transfer function of the emissions trap wherein the transfer function is representative of loading of the emissions trap. An associated method is disclosed.