CH497857A - Filter für Tabakrauch - Google Patents
Filter für TabakrauchInfo
- Publication number
- CH497857A CH497857A CH1699468A CH1699468A CH497857A CH 497857 A CH497857 A CH 497857A CH 1699468 A CH1699468 A CH 1699468A CH 1699468 A CH1699468 A CH 1699468A CH 497857 A CH497857 A CH 497857A
- Authority
- CH
- Switzerland
- Prior art keywords
- filter
- tobacco smoke
- smoke
- calcium hydroxide
- particles
- 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
- A24D3/06—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)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681792569 DE1792569A1 (de) | 1968-09-20 | 1968-09-20 | Filter fuer Tabakrauch und Verfahren zu dessen Herstellung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH497857A true CH497857A (de) | 1970-10-31 |
Family
ID=5707461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1699468A CH497857A (de) | 1968-09-20 | 1968-11-14 | Filter für Tabakrauch |
Country Status (7)
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3718612A (en) * | 1970-06-16 | 1973-02-27 | Strickman Foundation Inc R | A process for producing a cigarette filter material |
-
1967
- 1967-08-07 GB GB3607167A patent/GB1173449A/en not_active Expired
-
1968
- 1968-09-20 DE DE19681792569 patent/DE1792569A1/de active Pending
- 1968-09-23 LU LU56946D patent/LU56946A1/xx unknown
- 1968-09-23 FR FR1580747D patent/FR1580747A/fr not_active Expired
- 1968-09-27 BE BE721517D patent/BE721517A/xx unknown
- 1968-10-03 NL NL6814145A patent/NL6814145A/xx unknown
- 1968-11-14 CH CH1699468A patent/CH497857A/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| LU56946A1 (US06534493-20030318-C00166.png) | 1969-01-04 |
| GB1173449A (en) | 1969-12-10 |
| DE1792569A1 (de) | 1972-04-27 |
| BE721517A (US06534493-20030318-C00166.png) | 1969-03-03 |
| NL6814145A (US06534493-20030318-C00166.png) | 1970-04-07 |
| FR1580747A (US06534493-20030318-C00166.png) | 1969-09-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |