Tob. Reporter, 1994, 121-4, p. 52, ISSN.0361-5693
Tobacco smoke filter with water-transporting fibers
PHILLIPS B.M.; WILSON S.A.; POLLOCK M.A.
U.S. Patent 5,275,859, assigned to Eastman Kodak Company, Rochester, New York, USA. Disclosed are articles, such as smoke filters, which contain fibers that have complex geometry in combination with tobacco smoke modifying agents such as flavorants....