IT1112511B - FILTERING ELEMENT FOR CIGARETTES - Google Patents
FILTERING ELEMENT FOR CIGARETTESInfo
- Publication number
- IT1112511B IT1112511B IT22224/79A IT2222479A IT1112511B IT 1112511 B IT1112511 B IT 1112511B IT 22224/79 A IT22224/79 A IT 22224/79A IT 2222479 A IT2222479 A IT 2222479A IT 1112511 B IT1112511 B IT 1112511B
- Authority
- IT
- Italy
- Prior art keywords
- cigarettes
- filtering element
- filtering
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
- A24D3/041—Tobacco smoke filters characterised by their shape or structure with adjustable means for modifying the degree of filtration of the filter
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7804641A NL7804641A (en) | 1978-04-28 | 1978-04-28 | Cigarette filter tip mouthpiece - has passage through filter opened by excessive suction to act as by=pass |
NL7805408A NL7805408A (en) | 1978-05-18 | 1978-05-18 | Cigarette filter tip mouthpiece - has passage through filter opened by excessive suction to act as by=pass |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7922224A0 IT7922224A0 (en) | 1979-04-27 |
IT1112511B true IT1112511B (en) | 1986-01-20 |
Family
ID=26645413
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7921444U IT7921444V0 (en) | 1978-04-28 | 1979-04-27 | FILTER ELEMENT FOR CIGARETTES. |
IT22224/79A IT1112511B (en) | 1978-04-28 | 1979-04-27 | FILTERING ELEMENT FOR CIGARETTES |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7921444U IT7921444V0 (en) | 1978-04-28 | 1979-04-27 | FILTER ELEMENT FOR CIGARETTES. |
Country Status (9)
Country | Link |
---|---|
AU (1) | AU4627179A (en) |
BE (1) | BE875906A (en) |
DE (1) | DE2916431A1 (en) |
DK (1) | DK176379A (en) |
FR (1) | FR2423992A1 (en) |
GB (1) | GB2020537A (en) |
IT (2) | IT7921444V0 (en) |
LU (1) | LU81200A1 (en) |
NL (1) | NL7902870A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4357950A (en) * | 1980-05-27 | 1982-11-09 | American Filtrona Corporation | Tobacco smoke filter having improved tar/carbon monoxide ratio |
NL191233C (en) * | 1985-05-20 | 1995-04-03 | Tobacco Res & Dev | Cigarette with blockable air inlet. |
GB2490732A (en) | 2011-05-13 | 2012-11-14 | British American Tobacco Co | Filter for a smoking article |
CN103485566B (en) * | 2013-09-30 | 2016-01-20 | 沧州市华油飞达石油装备有限公司 | A kind of movable barracks with venting of dust explosion function |
GB201411619D0 (en) | 2014-06-30 | 2014-08-13 | British American Tobacco Co | Flow control device |
AR108880A1 (en) * | 2016-06-27 | 2018-10-03 | Philip Morris Products Sa | ARTICLE TO SMOKE WITH ADJUSTMENT OF COMBINED VENTILATION AND FILTRATION EFFICIENCY |
-
1979
- 1979-04-11 NL NL7902870A patent/NL7902870A/en not_active Application Discontinuation
- 1979-04-23 AU AU46271/79A patent/AU4627179A/en not_active Abandoned
- 1979-04-24 DE DE19792916431 patent/DE2916431A1/en not_active Withdrawn
- 1979-04-27 GB GB7914757A patent/GB2020537A/en not_active Withdrawn
- 1979-04-27 DK DK176379A patent/DK176379A/en unknown
- 1979-04-27 IT IT7921444U patent/IT7921444V0/en unknown
- 1979-04-27 LU LU81200A patent/LU81200A1/en unknown
- 1979-04-27 IT IT22224/79A patent/IT1112511B/en active
- 1979-04-27 FR FR7910781A patent/FR2423992A1/en not_active Withdrawn
- 1979-04-27 BE BE2/57758A patent/BE875906A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB2020537A (en) | 1979-11-21 |
DK176379A (en) | 1979-10-29 |
IT7921444V0 (en) | 1979-04-27 |
DE2916431A1 (en) | 1979-11-08 |
IT7922224A0 (en) | 1979-04-27 |
BE875906A (en) | 1979-10-29 |
NL7902870A (en) | 1979-10-30 |
AU4627179A (en) | 1980-01-03 |
FR2423992A1 (en) | 1979-11-23 |
LU81200A1 (en) | 1979-11-07 |
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