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Patents

Referenced by

Citing PatentFiling dateIssue dateOriginal AssigneeTitle
US42190315 Mar 197926 Aug 1980Philip Morris IncorporatedSmoking product having core of fibrillar carbonized matter
US467708618 May 198430 Jun 1987Westvaco CorporationShaped wood-based active carbon
US487591027 Jun 198524 Oct 1989L'Institut De L'AmianteFilter for removing cancer causing compounds from exhaust fumes
US489363922 Jul 198616 Jan 1990R. J. Reynolds Tobacco CompanyDensified particulate materials for smoking products and process for preparing the same
US507629714 Mar 198631 Dec 1991R. J. Reynolds Tobacco CompanyMethod for preparing carbon fuel for smoking articles and product produced thereby
US591429423 Apr 199622 Jun 1999Applied Ceramics, Inc.
Westvaco Corporation
Adsorptive monolith including activated carbon and method for making said monlith
US617137310 Mar 19999 Jan 2001Applied Ceramics, Inc.
Westvaco Corporation
Adsorptive monolith including activated carbon, method for making said monolith, and method for adsorbing chemical agents from fluid streams
US659183928 Mar 200115 Jul 2003Filter material for reducing harmful substances in tobacco smoke