FIELD: tobacco industry.
SUBSTANCE: tobacco smoke filter or filter element, including connected non-woven material, including first filtration material and second filtration material and possibly one or more additional filtration materials; where first filtering material contains fibre cellulose acetate with total weight number 44,000 denier or less and weight number filament thread from 2.1 to 8.3 denier (for example, from 2.1 to 6.3 or from 6.5 to 8.3).
EFFECT: and second filtration material includes paper.
19 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| TOBACCO SMOKE FILTER | 2014 |
|
RU2663404C2 |
| TOBACCO SMOKING FILTER | 2009 |
|
RU2504309C2 |
| TOBACCO SMOKE FILTER | 2010 |
|
RU2562035C2 |
| FILTER MATERIALS AND FILTERS MADE THEREOF | 2015 |
|
RU2685270C2 |
| FILTER OR FILTERING ELEMENT FOR TOBACCO SMOKE, ITS PRODUCTION METHOD, AND SMOKING PRODUCT INCLUDING SUCH A FILTER OR FILTERING ELEMENT | 2018 |
|
RU2780049C2 |
| ADDITIVE FOR FILTER | 2011 |
|
RU2565566C2 |
| TOBACCO SMOKE FILTER | 2014 |
|
RU2696025C2 |
| TOBACCO SMOKE FILTER | 2013 |
|
RU2631628C2 |
| FILTER MATERIAL AND/OR FILLER MATERIAL FOR A MOUTHPIECE FOR USE WITH A SMOKING PRODUCT OR HNB PRODUCT, MOUTHPIECE AND CIGARETTE FILTER CONTAINING SUCH FILTER MATERIAL AND/OR FILLER MATERIAL, AND METHOD FOR PRODUCING SUCH FILTER MATERIAL AND/OR FILLER MATERIAL | 2020 |
|
RU2799593C1 |
| CIGARETTE | 0 |
|
SU1829919A3 |
