BE712942A - - Google Patents
Info
- Publication number
- BE712942A BE712942A BE712942DA BE712942A BE 712942 A BE712942 A BE 712942A BE 712942D A BE712942D A BE 712942DA BE 712942 A BE712942 A BE 712942A
- Authority
- BE
- Belgium
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)
- Paper (AREA)
- Filtering Materials (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB14247/67A GB1150192A (en) | 1967-03-29 | 1967-03-29 | Improvements relating to Cigarette Filters. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE712942A true BE712942A (en:Method) | 1968-07-31 |
Family
ID=10037703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE712942D BE712942A (en:Method) | 1967-03-29 | 1968-03-29 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3550600A (en:Method) |
| BE (1) | BE712942A (en:Method) |
| BR (1) | BR6897893D0 (en:Method) |
| CH (1) | CH480030A (en:Method) |
| DE (1) | DE1767073C3 (en:Method) |
| DK (1) | DK122056B (en:Method) |
| FI (1) | FI46456C (en:Method) |
| FR (1) | FR1557464A (en:Method) |
| GB (1) | GB1150192A (en:Method) |
| NL (1) | NL134995C (en:Method) |
| SE (1) | SE340778B (en:Method) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3658070A (en) * | 1970-10-01 | 1972-04-25 | Nicholas R Diluzio | Tobacco smoke filters |
| US3802441A (en) * | 1972-01-26 | 1974-04-09 | Brown & Williamson Tobacco | Tobacco smoke filter additive |
| US4091822A (en) * | 1975-04-25 | 1978-05-30 | Loews Theatres, Inc. | Article for the selective removal of hydrogen cyanide from tobacco smoke |
| US4266561A (en) * | 1978-04-10 | 1981-05-12 | Brown & Williamson Tobacco Corporation | Tobacco smoke filtering compositions |
| ZA792187B (en) * | 1978-05-16 | 1980-05-28 | British American Tobacco Co | Tobacco smoke filters |
| EP0532159A1 (en) * | 1991-07-18 | 1993-03-17 | Hoechst Celanese Corporation | Removal of nicotine from tobacco smoke |
| CN100512689C (zh) * | 2006-09-28 | 2009-07-15 | 江南大学 | 一种用于降低卷烟烟气中焦油及自由基的添加剂及其添加方法 |
| US9226524B2 (en) * | 2010-03-26 | 2016-01-05 | Philip Morris Usa Inc. | Biopolymer foams as filters for smoking articles |
| KR102555650B1 (ko) | 2016-08-17 | 2023-07-14 | 필립모리스 프로덕츠 에스.에이. | 개선된 래퍼를 구비한 에어로졸 발생 물품 |
-
1967
- 1967-03-29 GB GB14247/67A patent/GB1150192A/en not_active Expired
-
1968
- 1968-03-19 US US714340A patent/US3550600A/en not_active Expired - Lifetime
- 1968-03-25 BR BR197893/68A patent/BR6897893D0/pt unknown
- 1968-03-26 FI FI680834A patent/FI46456C/fi active
- 1968-03-26 FR FR1557464D patent/FR1557464A/fr not_active Expired
- 1968-03-27 NL NL6804308A patent/NL134995C/xx active
- 1968-03-28 SE SE04132/68A patent/SE340778B/xx unknown
- 1968-03-28 DK DK133568AA patent/DK122056B/da not_active IP Right Cessation
- 1968-03-28 DE DE1767073A patent/DE1767073C3/de not_active Expired
- 1968-03-29 BE BE712942D patent/BE712942A/xx not_active IP Right Cessation
- 1968-03-29 CH CH469568A patent/CH480030A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL6804308A (en:Method) | 1968-09-30 |
| NL134995C (en:Method) | 1972-07-17 |
| DE1767073A1 (de) | 1972-03-09 |
| DK122056B (da) | 1972-01-17 |
| CH480030A (fr) | 1969-12-15 |
| BR6897893D0 (pt) | 1973-05-31 |
| FR1557464A (en:Method) | 1969-02-14 |
| SE340778B (en:Method) | 1971-11-29 |
| FI46456B (fi) | 1973-01-02 |
| FI46456C (fi) | 1973-04-10 |
| DE1767073C3 (de) | 1973-09-27 |
| US3550600A (en) | 1970-12-29 |
| GB1150192A (en) | 1969-04-30 |
| DE1767073B2 (de) | 1973-02-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: BRITISH-AMERICAN TOBACCO CY LTD Effective date: 19870331 |