Patent ID: 11964440
Assignee: CORNING INCORPORATED
Field: Chemical engineering (Chemistry)
Classification: CPC B  F  Y | IPC B  F

Claim 7:
8. A method of plugging a honeycomb body, comprising the steps of:
applying a mask layer to the honeycomb body defining a plurality of channels, wherein the mask layer defines a plurality of holes aligned with the plurality of channels;
rotating a roller drum defining one or more embossed features;
moving the honeycomb body over the embossed features of the roller drum to define a nip between the one or more embossed features and the mask layer; and
inserting a plugging cement in the nip such that the one or more embossed features forces the plugging cement through the plurality of holes of the mask layer into the plurality of channels of the honeycomb body;
wherein a carrier web is disposed between the mask layer and the roller drum, and the plugging cement is disposed on one side of the carrier web facing the mask layer; and
wherein the roller drum contacts the carrier web on an opposite side to the one side on which the plugging cement is disposed.