Paper making and fiber liberation – Processes and products – Non-uniform – irregular or configured web or sheet
Reexamination Certificate
2006-05-02
2006-05-02
Hug, Eric (Department: 1731)
Paper making and fiber liberation
Processes and products
Non-uniform, irregular or configured web or sheet
C162S114000, C162S117000, C162S205000
Reexamination Certificate
active
07037406
ABSTRACT:
A method of embossing an absorbent web with a machine direction undulatory structure is described. The web has a plurality of ridges extending in its machine direction occurring at a frequency, F, across the web and the method includes providing the web to an embossing station where the web is embossed between a first and second embossing roll, each of which rolls may be provided with a plurality of embossing elements configured to define a plurality of embossing nips. At least a portion of the embossing nips are substantially oriented in a cross-machine direction with respect to the web and have a cross direction length, L. The product F×L is from about 0.1 to about 5.
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Gracyalny Dale
Kershaw Thomas N.
Ruthven Paul
Schulz Galyn
Ferrell Michael W.
Fort James Corporation
Hug Eric
LandOfFree
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