FIELD: tobacco industry.
SUBSTANCE: smoking product filter comprises a first fibrous filter material with an average fiber denier in the range of 7-9 and a second fibrous filter material with an average fiber denier of less than 7, wherein the second fibrous filter material is distributed within the first fibrous filter material and the first and second fibrous filter materials contain discrete short fibers randomly oriented in the filter.
EFFECT: maintaining an acceptable differential pressure and filter hardness.
10 cl, 16 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| IMPROVED SMOKING PRODUCT FILTER (VERSIONS) | 2013 |
|
RU2639982C2 |
| IMPROVED FILTER OF SMOKING ARTICLES | 2013 |
|
RU2695390C2 |
| IMPROVED FILTER OF SMOKING ARTICLES | 2013 |
|
RU2679392C2 |
| FILTER FOR SMOKING PRODUCT | 2013 |
|
RU2635971C2 |
| SMOKING ARTICLE | 2013 |
|
RU2611303C2 |
| SMOKING ARTICLE FILTER AND INSERTABLE FILTER UNIT THEREFOR | 2012 |
|
RU2665450C9 |
| NEW FILTERING SEGMENT CONTAINING SUBSTRATE LOADED WITH SMOKE MODIFIER | 2010 |
|
RU2552236C2 |
| SMOKING ARTICLE | 2012 |
|
RU2649559C9 |
| SMOKING ARTICLE FILTER AND INSERTABLE FILTER UNIT THEREFOR | 2012 |
|
RU2617967C2 |
| SMOKING ARTICLE FILTER AND INSERT FILTER ELEMENT FOR IT | 2018 |
|
RU2730079C2 |
