Method and apparatus for making cigarette filters of filamentary material

In the course of continuous transport of filamentary material, mutually spaced portions thereof are selectively stretched, yielding articles having a longitudinal profile varying in filamentary material volume and of essentially constant filament density per unit volume. In producing cigarette filte...

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Bibliographische Detailangaben
1. Verfasser:	WASHINGTON, JAMES M
Format:	Patent
Sprache:	eng
Schlagworte:	CIGARETTES CIGARS HUMAN NECESSITIES MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES MOUTHPIECES FOR CIGARS OR CIGARETTES SMOKERS' REQUISITES TOBACCO TOBACCO SMOKE FILTERS
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Beschreibung
Zusammenfassung:	In the course of continuous transport of filamentary material, mutually spaced portions thereof are selectively stretched, yielding articles having a longitudinal profile varying in filamentary material volume and of essentially constant filament density per unit volume. In producing cigarette filters, additive material is applied to the stretched material portions.