Patent · US Active

Honeycomb body having layered plugs and method of making the same

US11459924B2 · kind B2 · utility

0Cited by

21References

22Claims

0Family size

Assignee

CORNING INCORPORATED · US

Inventors

Keith Norman Bubb · Beaver Dams, US
Thomas Richard Chapman · Corning, US
Kenneth Joseph Drury · Big Flats, US
Todd Parrish St Clair · Riverside, US
Courtney Spencer Warren · Waverly, US

Key dates

Filing date	Sep 2, 2015
Grant date	Oct 4, 2022
Priority date	—
Expiry date	Dec 1, 2038

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/12
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A porous ceramic honeycomb body (10) including intersecting walls that form channels (22) extending axially from a first end face to a second end face and layered plugs (62) comprised of a first layer (64) disposed on channel walls and a second layer (66) disposed inward toward an axial center of each respective channel on the first layer. The plugs seal at least one of a first portion of the channels at the first end face and a second portion of channels at the second end face of the porous ceramic honeycomb body.

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