FIELD: tobacco industry. SUBSTANCE: filter has separate parts made from filaments of an organic polymer. An adsorbing substance made from lignin impregnated with a silicone monomer is positioned between these parts. EFFECT: improved structure. 2 cl, 3 tbl
Title | Year | Author | Number |
---|---|---|---|
CIGARETTE FILTER | 1992 |
|
RU2010545C1 |
CIGARETTE FILTER | 1992 |
|
RU2045921C1 |
FILTER FOR CIGARETTES | 1996 |
|
RU2113810C1 |
FILTER FOR CIGARETTES | 0 |
|
SU1797481A3 |
FILTER FOR CIGARETTES | 2007 |
|
RU2330592C1 |
CIGARETTE FILTER | 2018 |
|
RU2668752C1 |
FILTER FOR CIGARETTES | 2003 |
|
RU2235488C1 |
PLATINUM FILTER | 2002 |
|
RU2214776C1 |
SORBENT FOR TOBACCO SMOKE COMPONENTS | 1999 |
|
RU2169511C2 |
PREPARATION FOR PREVENTING HARMFUL ACTION OF TOBACCO SMOKE AND OTHER COMBUSTION PRODUCTS | 2002 |
|
RU2205636C1 |
Authors
Dates
1994-04-15—Published
1992-04-22—Filed