Process and apparatus for the continuous manufacture of filter p

Details Process and apparatus for the continuous manufacture of filter p Process and apparatus for the continuous manufacture of filter p

1989-07-28

1990-10-09

Coan, James F.

Package making

Methods

Forming a cover adjunct or application of a cover adjunct to...

53134, 493375, B65B 2904

Patent

active

049613014

ABSTRACT:
Process for the continuous manufacture of filter paper bags for infusions, each of them being provided with a thread and a tag applied thereto, wherein a portion of the tag surface is adhesive and is exploited to fasten the thread and tag to a filter paper strip employed for making the bag, and a machine for putting the process into effect.

REFERENCES:
patent: 2777408 (1957-01-01), Beck
patent: 2913860 (1959-11-01), Irmscher
patent: 3566573 (1971-03-01), Irmscher
patent: 4609556 (1986-09-01), Goedert
patent: 4853071 (1989-08-01), Romagnoli

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