Cigarette

Cigarettes include a filter element which have a gathered web of paper incorporating a carbonaceous material. The paper is gathered so as to include a plurality of longitudinally extending channels, and the channels provide a cross-sectional void area of about 5 to about 30 percent of the filter ele...

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Bibliographische Detailangaben
Hauptverfasser:	SHELAR, GARY R, WORRELL, GARY W, BLAKLEY, RICHARD L, GENTRY, JEFFREY S, HEGE, KATHY A, PERFETTI, THOMAS A, DUNLAP, SHARON P, RAKER, MARK L, ARZONICO, BARBARA
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CIGARETTES CIGARS HUMAN NECESSITIES IMPREGNATING OR COATING OF PAPER MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING ORCHEWING MOUTHPIECES FOR CIGARS OR CIGARETTES PAPER NOT OTHERWISE PROVIDED FOR PAPER-MAKING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D PRODUCTION OF CELLULOSE PULP COMPOSITIONS SEPARATION SMOKERS' REQUISITES SNUFF TEXTILES TOBACCO TOBACCO SMOKE FILTERS TRANSPORTING TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G
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