TOBACCO SMOKE FILTER

A tobacco smoke filter or filter element comprising a stiff outer wrapper engaged around a downstream thermoformed core of tobacco smoke filtering material and a further core longitudinally aligned therewith; the downstream thermoformed core having a profiled outer surface which defines with the sti...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ALINGALAN ROY, LISAN AHMAD FASHIHUL, AEWSKULRAT PAKORN
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:	A tobacco smoke filter or filter element comprising a stiff outer wrapper engaged around a downstream thermoformed core of tobacco smoke filtering material and a further core longitudinally aligned therewith; the downstream thermoformed core having a profiled outer surface which defines with the stiff outer wrapper at least one longitudinally extending channel which extends the length of the downstream core.