Smoking articles with significantly reduced gas vapor phase smoking constituents

• Main Authors: BAREN RANDALL E, COLASSACO DARIN S, LUAN ZHAOHUA, RASOULI FIROOZ, HAJALIGOL MOHAMMAD R
• Format: Patent
• Language: English
• Published: 22.09.2015
• Subjects: CIGARETTES; CIGARS; HUMAN NECESSITIES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES; MOUTHPIECES FOR CIGARS OR CIGARETTES; SMOKERS' REQUISITES; TOBACCO; TOBACCO SMOKE FILTERS

A smoking article having a tobacco rod, which is adapted to produce mainstream smoke, and a filter attached to said tobacco rod. A permeable wrapping paper circumscribes the tobacco rod and the filter. The filter has an upstream end portion and a downstream end portion, and includes a flow restricti...