Tissue paper product

Paper making and fiber liberation – Processes and products – Non-uniform – irregular or configured web or sheet

Reexamination Certificate

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Details

C162S117000, C162S205000, C428S156000

Reexamination Certificate

active

07550059

ABSTRACT:
An apparatus and process for removing water from a cellulosic web. The papermaking apparatus comprises imprinting member having an absolute void volume that enables a hydraulic connection to be formed between a cellulosic web and a capillary dewatering member when compressed in a nip. The absolute void volume is predetermined based on an estimate of the volume of water expressed from the cellulosic web.

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