Extended flexible headbox slice with parallel flexible lip exten

Details Extended flexible headbox slice with parallel flexible lip exten Extended flexible headbox slice with parallel flexible lip exten

1991-06-21

1992-07-14

Hastings, Karen M.

Paper making and fiber liberation

Processes and products

Multi-layer waterlaid webs or sheets

162203, 162214, 162301, 162343, 162344, 162347, D21F 102

Patent

active

051299887

ABSTRACT:
The uniformity of layered paper sheets produced using a layered headbox can be improved by confining the outer layers between parallel surfaces within the headbox immediately prior to leaving the headbox.

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