Flexible cell plugging mask for use in fabricating particulate f

Details Flexible cell plugging mask for use in fabricating particulate f Flexible cell plugging mask for use in fabricating particulate f

1982-03-08

1983-09-06

Epstein, Henry F.

Stock material or miscellaneous articles

Structurally defined web or sheet

Honeycomb-like

428138, 428188, B32B 312

Patent

active

044030088

ABSTRACT:
A flexible mask, used to plug with a cement material alternate passages in a honeycomb matrix structure whereby it can be used as a diesel particulate filter, has a base with spaced apart pins extending therefrom to fit into alternate cells of the honeycomb matrix, the base being provided with through apertures positioned intermediate adjacent associate pins for alignment with the other cells through which the cement material can be forced to plug the end of these cell openings.

REFERENCES:
patent: 2810672 (1957-10-01), Taylor
patent: 3954672 (1976-05-01), Somers et al.
patent: 4276071 (1981-06-01), Outland
patent: 4293357 (1981-10-01), Higuchi et al.
patent: 4329162 (1982-05-01), Pitcher, Jr.
patent: 4340403 (1982-07-01), Higuchi et al.
patent: 4361614 (1982-11-01), Moffitt, Jr.

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