Patent · US Expired

Process and device for defined impregnation of honeycomb structures with parallel flow channels

US5543181A · kind A · utility

14Cited by

2References

12Claims

0Family size

Assignee

Degussa AG · DE

Inventors

Edmund Fehn · Rheinfelden (Baden), DE
Felix Schmidt · Baldegg, CH
Joerg Plessow · Bad Homburg vor der Höhe, DE

Key dates

Filing date	Dec 13, 1994
Grant date	Aug 6, 1996
Priority date	—
Expiry date	Dec 13, 2014

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB05B13/0627
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A process is described for defined impregnation of honeycomb structures and a device for performing the process. The impregnating solutions are sprayed directly into the flow channels in the honeycomb structure using hollow injector needles.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.