FR2179356A5 - Tobacco filter - is impregnated with hydrated chalk to increase retention of nicotine - Google Patents
Tobacco filter - is impregnated with hydrated chalk to increase retention of nicotineInfo
- Publication number
- FR2179356A5 FR2179356A5 FR7213059A FR7213059A FR2179356A5 FR 2179356 A5 FR2179356 A5 FR 2179356A5 FR 7213059 A FR7213059 A FR 7213059A FR 7213059 A FR7213059 A FR 7213059A FR 2179356 A5 FR2179356 A5 FR 2179356A5
- Authority
- FR
- France
- Prior art keywords
- chalk
- hydrated
- impregnated
- nicotine
- increase retention
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Filtering Materials (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
A cigarette (or pipe) filter is impregnated with hydrated chalk (pref. between 0.05-0.25 gms) to increase retention of nicotine by up to 40%. Pref. the filter is formed from cellulose fibres or paper which is pref. impregnated by dipping in a hydrated chalk bath before the filter is formed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7213059A FR2179356A5 (en) | 1972-04-07 | 1972-04-07 | Tobacco filter - is impregnated with hydrated chalk to increase retention of nicotine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7213059A FR2179356A5 (en) | 1972-04-07 | 1972-04-07 | Tobacco filter - is impregnated with hydrated chalk to increase retention of nicotine |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2179356A5 true FR2179356A5 (en) | 1973-11-16 |
Family
ID=9096837
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7213059A Expired FR2179356A5 (en) | 1972-04-07 | 1972-04-07 | Tobacco filter - is impregnated with hydrated chalk to increase retention of nicotine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2179356A5 (en) |
-
1972
- 1972-04-07 FR FR7213059A patent/FR2179356A5/en not_active Expired
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |