ZA728844B - Improved tobacco smoke filter - Google Patents
Improved tobacco smoke filterInfo
- Publication number
- ZA728844B ZA728844B ZA728844A ZA728844A ZA728844B ZA 728844 B ZA728844 B ZA 728844B ZA 728844 A ZA728844 A ZA 728844A ZA 728844 A ZA728844 A ZA 728844A ZA 728844 B ZA728844 B ZA 728844B
- Authority
- ZA
- South Africa
- Prior art keywords
- tobacco smoke
- smoke filter
- improved tobacco
- improved
- filter
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28033—Membrane, sheet, cloth, pad, lamellar or mat
-
- 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
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/28—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
- B01J20/28014—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties characterised by their form
- B01J20/28023—Fibres or filaments
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treating Waste Gases (AREA)
- Filtering Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00220743A US3802441A (en) | 1972-01-26 | 1972-01-26 | Tobacco smoke filter additive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA728844B true ZA728844B (en) | 1973-10-31 |
Family
ID=22824769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA728844A ZA728844B (en) | 1972-01-26 | 1972-12-14 | Improved tobacco smoke filter |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3802441A (en) |
| AU (1) | AU463557B2 (en) |
| BE (1) | BE794461A (en) |
| CA (1) | CA959369A (en) |
| CH (1) | CH573719A5 (en) |
| DK (1) | DK130764B (en) |
| FI (1) | FI55604C (en) |
| GB (1) | GB1400197A (en) |
| NL (1) | NL167845C (en) |
| ZA (1) | ZA728844B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4763674A (en) * | 1986-04-16 | 1988-08-16 | Hercules Incorporated | Method and device for controlling hydrogen cyanide and nitric oxide concentrations in cigarette smoke |
| EP0250806A3 (en) * | 1986-06-30 | 1988-06-01 | Hercules Incorporated | Method and device for removing nitric oxide from cigarette smoke |
| JP4558122B2 (en) * | 2000-01-14 | 2010-10-06 | 株式会社資生堂 | Antibacterial and antifungal agent and antibacterial and antifungal composition |
| AU2003264422A1 (en) * | 2002-09-19 | 2004-04-08 | Japan Tobacco Inc. | Filter for cigarette |
| DE602006006790D1 (en) * | 2006-03-22 | 2009-06-25 | Procter & Gamble | Zinc-containing oral compositions |
| EP2130444A1 (en) | 2008-06-06 | 2009-12-09 | Xavier Wertz | Smokable material and smokable articles |
| GB201112539D0 (en) | 2011-07-21 | 2011-08-31 | British American Tobacco Co | Porous carbon and methods of production thereof |
| EP3031847A1 (en) * | 2014-12-11 | 2016-06-15 | Solvay Acetow GmbH | Polymer composition comprising basic additive, process and articles comprising said polymer composition |
| CA3028553A1 (en) * | 2016-08-17 | 2018-02-22 | Philip Morris Products S.A. | Aerosol-generating article having novel tobacco substrate |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3021242A (en) * | 1957-12-16 | 1962-02-13 | Eastman Kodak Co | Bonding additives onto filament filters |
| BE631043A (en) * | 1962-04-16 | |||
| NL293155A (en) * | 1963-03-04 | |||
| US3428055A (en) * | 1965-04-09 | 1969-02-18 | Eastman Kodak Co | Filter elements and additive therefor |
| US3426763A (en) * | 1965-07-21 | 1969-02-11 | Eastman Kodak Co | Tobacco smoke filter having a coated carbon additive |
| GB1150192A (en) * | 1967-03-29 | 1969-04-30 | British American Tobacco Co | Improvements relating to Cigarette Filters. |
| US3618619A (en) * | 1970-03-03 | 1971-11-09 | Eastman Kodak Co | Tobacco smoke filters |
-
1972
- 1972-01-26 US US00220743A patent/US3802441A/en not_active Expired - Lifetime
- 1972-09-07 GB GB4161672A patent/GB1400197A/en not_active Expired
- 1972-12-14 ZA ZA728844A patent/ZA728844B/en unknown
- 1972-12-15 AU AU50149/72A patent/AU463557B2/en not_active Expired
- 1972-12-19 CA CA159,407A patent/CA959369A/en not_active Expired
- 1972-12-28 FI FI3664/72A patent/FI55604C/en active
-
1973
- 1973-01-04 DK DK3973AA patent/DK130764B/en not_active IP Right Cessation
- 1973-01-19 CH CH80073A patent/CH573719A5/xx not_active IP Right Cessation
- 1973-01-24 BE BE794461A patent/BE794461A/en not_active IP Right Cessation
- 1973-01-26 NL NL7301195A patent/NL167845C/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CA959369A (en) | 1974-12-17 |
| DK130764C (en) | 1975-09-15 |
| AU5014972A (en) | 1974-07-11 |
| GB1400197A (en) | 1975-07-16 |
| NL7301195A (en) | 1973-07-30 |
| CH573719A5 (en) | 1976-03-31 |
| DK130764B (en) | 1975-04-14 |
| DE2263178A1 (en) | 1973-08-02 |
| BE794461A (en) | 1973-07-24 |
| FI55604C (en) | 1979-09-10 |
| DE2263178B2 (en) | 1977-04-28 |
| NL167845C (en) | 1982-02-16 |
| FI55604B (en) | 1979-05-31 |
| AU463557B2 (en) | 1975-07-31 |
| NL167845B (en) | 1981-09-16 |
| US3802441A (en) | 1974-04-09 |
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