Method of making a paper tube

Details Method of making a paper tube Method of making a paper tube

1981-12-18

1985-03-12

Coan, James F.

Manufacturing container or tube from paper; or other manufacturi

Tube making

With coating

493274, 493291, 493326, B31C 1104

Patent

active

045042616

ABSTRACT:
A method of manufacturing spiral winding paper tube, the surface of which is ground, coated with colored synthetic resin and ground again after coating. By this way, paper tube of any length, with variously colored and very smooth surface of appropriate hardness, will be gained continuously and economically.

REFERENCES:
patent: 1623965 (1927-04-01), Marshall
patent: 2664793 (1954-01-01), Dunlap
patent: 2785700 (1957-03-01), Yovanovich
patent: 2981975 (1961-05-01), Steierman
patent: 3430543 (1969-03-01), Cunningham
patent: 3580146 (1971-05-01), Biancamaria

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