Process for producing a fleece having metallic wire filaments, process for producing honeycomb body having at least one fleece, fleece, honeycomb body, apparatus and vehicle

US8353975B2 · kind B2 · utility

Assignee

• EMITEC Gesellschaft fuer Emissionstechnologie mbH · DE

Inventors

• Rolf Brück · Bensberg, DE
• Peter Hirth · Rösrath, DE

Key dates

• Filing date: Nov 19, 2007
• Grant date: Jan 15, 2013
• Expiry date: Nov 2, 2031

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T442/188
• WIPO field: Chemical engineering
• WIPO sector: Chemistry

Abstract

A process for producing a fleece having metallic wire filaments, includes at least the following steps:a) forming a layer including wire filaments;b) producing first cohesive connections between at least some of the metallic wire filaments in a first joining process; andc) producing second cohesive connections between metallic wire filaments in a second joining process. A process for producing a honeycomb body having at least one fleece, a fleece, a honeycomb body, an apparatus and a vehicle using fleeces in the treatment of exhaust gas from motor vehicles, are also provided.