Tob. Reporter, 2008, 135-7, p. 56, ISSN.0361-5693
Activated carbon-containing sorbent
U.S. Patent 7,370,657 assigned to Philip Morris USA Inc., Richmond, Virginia, USA. An activated carbon-containing sorbent is capable of selectively removing one or more selected gaseous components from a gas. The activated carton-containing sorbent...