R.j. Reynolds Tobacco Company

Anthony L Angel

Michael Francis Dube

Jack F Clearman

Donald L Roberts

Douglas C Clark

James L Harris

T Stephen Sink

A smoking article which delivers to a smoker during each puff a flowstream having a higher concentration of smoke during the first portion of the puff and a lower concentration of smoke during the remainder of the puff.

Puff control cigarette

A cold trap for collecting components of an aerosol stream comprises an elongated vessel provided with an aerosol stream inlet and an aerosol stream outlet, a cooling jacket for subjecting a substantial portion of the walls of the vessel to temperatures below 0.degree. C. and a baffle assembly that includes a plurality of spaced baffle plates which cooperate to present a tortuous path to the flow of the aerosol stream as it moves through the vessel.

Cold trap

Growing community of inventors

Winston-Salem, NC, United States of America

Anthony L Angel