Smoothing and calibrating of paper

Details Smoothing and calibrating of paper Smoothing and calibrating of paper

1989-12-21

1991-10-29

Hornsby, Harvey C.

Presses

With additional treatment of material

Cutting, breaking, piercing, or comminuting

100162R, 100162B, 100166, B30B 1534, B30B 304

Patent

active

050605658

ABSTRACT:
The smoothing and calibrating of paper is described which utilizes a calender mechanism, particularly in its application to the production of photographic base paper in a papermaking line, and in which hard cylinders are positioned next to each other in which adjacent cylinders are of different diameters.

REFERENCES:
patent: 1326615 (1919-12-01), Pope
patent: 1934233 (1933-11-01), Malkin
patent: 2993432 (1961-07-01), Youngchild
patent: 3177799 (1965-04-01), Justus et al.
patent: 4653395 (1987-03-01), Verkasalo
Wochenblatt Fur Papierfabrikation, 10/1987, p. 435.
Smook, Handbook for Pulp and Paper Technologists, 1982, pp. 254-258.
Das Papier, vol. 42, No. 7, 1988, pp. 326 and 328.

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