British American Tobacco (investments) Limited

British American Tobacco Limited

William David Lewis

Andy Davis

Paulo Oliveira

Edward Awty

Peter Rex White

Andrew Jonathan Bray

Steven Holford

Martin G Duke

Edward Atwy

Martin Graham Duke

A filter rod for a cigarette or other smoking article comprising a filter plug having a plurality of threads extending through at least part of the filter plug, and an apparatus and method for manufacturing such a filter rod.

Rod for a smoking article and method and apparatus for manufacture

A filter rod for a cigarette or other smoking article comprising a filter plug having a a plurality of threads extending though at least part of the filter plug, and an apparatus and method for manufacturing such a filter rod.

A filter rod for a cigarette or other smoking article comprising a filter plug having a plurality of threads extending though at least part of the filter plug, and an apparatus and method for manufacturing such a filter rod.

A filter element having a longitudinally extending core and a wrapper () engaged around the core, wherein the core comprise filtration material () and optionally a particulate material () interspersed in the filtration material, and the wrapper () comprises a particulate material () adhered to two or more portions of said wrapper () wherein at least one of said two or more portions extends over the full longitudinal length of said wrapper. Also taught herein is a smoking article comprising said filter element and/or filter comprising said filter element.

Smoking article filter

A guide nozzle () for use with an apparatus () for the manufacture of filter rods for smoking articles. The guide nozzle comprises a support member () configured to be fixed relative to said apparatus for the manufacture of filter rods, a funnel () through which loose filter material is propelled, mounted to the support member and, an adjuster () mounted between the support member and the funnel to enable the relative position of the funnel and the support member to be adjusted to control the direction of flow of loose filter material propelled through the funnel. An apparatus for the manufacture of filter rods for smoking articles having such a guide nozzle, and a method of manufacturing a filter rod using the same.

Guide nozzle for use with filter rod manufacturing apparatus

This invention relates to a material application system for applying material to a wrapper. The material application system comprises a material applicator means and an electronic application control means. Also provided is a rod making machine comprising a rod making section and the material application system. The invention also provides a method of applying material to a wrapper used in the tobacco industry comprising supplying a wrapper and applying a material to the wrapper using a material applicator and an electronic applicator control means therefore, which electronic applicator control means ensures accurate location of material application in an electronically adjustable variable manner.

Rod wrappers

A method of preparing a rod for use in the preparation of a smoking article is described. The rod has a first end and a second end. The rod has located therein a solid support. The solid support extends in a linear fashion from the first end of said rod to the second end of said rod. At least a portion of said solid support is coated and/or impregnated with an additive. The rod is prepared using rod forming means, wherein said rod forming means comprises a channel ending in an open exit, wherein material may pass through at least part of the channel and leave via the open exit in the form of a rod.

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London, United Kingdom

William David Lewis