EP0121436A3 - Tabakfilter - Google Patents

Tabakfilter Download PDF

Info

Publication number
EP0121436A3
EP0121436A3 EP84302230A EP84302230A EP0121436A3 EP 0121436 A3 EP0121436 A3 EP 0121436A3 EP 84302230 A EP84302230 A EP 84302230A EP 84302230 A EP84302230 A EP 84302230A EP 0121436 A3 EP0121436 A3 EP 0121436A3
Authority
EP
European Patent Office
Prior art keywords
tobacco filter
tobacco
filter
harmful
proposed
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.)
Withdrawn
Application number
EP84302230A
Other languages
English (en)
French (fr)
Other versions
EP0121436A2 (de
Inventor
Isao Ohizumi
Hiroshi Okayasu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from JP6048883A external-priority patent/JPS59183685A/ja
Priority claimed from JP6048783A external-priority patent/JPS59183684A/ja
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of EP0121436A2 publication Critical patent/EP0121436A2/de
Publication of EP0121436A3 publication Critical patent/EP0121436A3/de
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
EP84302230A 1983-04-05 1984-03-30 Tabakfilter Withdrawn EP0121436A3 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP6048883A JPS59183685A (ja) 1983-04-05 1983-04-05 たばこフイルタ−
JP6048783A JPS59183684A (ja) 1983-04-05 1983-04-05 たばこフイルタ−
JP60487/83 1983-04-05
JP60488/83 1983-04-05

Publications (2)

Publication Number Publication Date
EP0121436A2 EP0121436A2 (de) 1984-10-10
EP0121436A3 true EP0121436A3 (de) 1985-11-21

Family

ID=26401559

Family Applications (1)

Application Number Title Priority Date Filing Date
EP84302230A Withdrawn EP0121436A3 (de) 1983-04-05 1984-03-30 Tabakfilter

Country Status (5)

Country Link
EP (1) EP0121436A3 (de)
AU (1) AU2613384A (de)
BR (1) BR8401575A (de)
DK (1) DK178484A (de)
NO (1) NO841332L (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2020840C1 (ru) * 1992-10-08 1994-10-15 Научно-производственное объединение "Композит" Курительное изделие типа сигареты
US6209547B1 (en) 1998-10-29 2001-04-03 Philip Morris Incorporated Cigarette filter
US6911189B1 (en) 1999-10-29 2005-06-28 Philip Morris Usa Inc. Filter for selective removal of a gaseous component
RU2254790C2 (ru) * 2000-09-12 2005-06-27 Филлижент Лимитед Табачный фильтр
PT1594376E (pt) * 2003-02-18 2007-01-31 Filligent Ltd Filtro contendo uma ftalocianina e um polímero policationico

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3291139A (en) * 1963-08-13 1966-12-13 Burke Method of purifying tobacco smoke

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3291139A (en) * 1963-08-13 1966-12-13 Burke Method of purifying tobacco smoke

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
CHEMICAL ABSTRACTS, vol. 70, no. 15, 14th April 1969, page 230, no. 66855j, Columbus, Ohio, US; "Food additives. Filters, resin-bonded" & FED. REGIST., 08-01-1969, 33(5), 253 *
CHEMICAL ABSTRACTS, vol. 89, no. 14, 2nd October 1978, page 483, no. 117023p, Columbus, Ohio, US; & JP - A - 77 116 796 (AGENCY OF INDUSTRIAL SCIENCES AND TECHNOLOGY) 30-09-1977 *
CHEMICAL ABSTRACTS, vol. 98, no. 21, 23rd May 1983, page 208, no. 174206k, Columbus, Ohio, US; H. HAYATSU et al.: "Adsorption of mutagens to cotton bearing covalently bound trisulfo-copper-phthalocyanine" & MUTAT. RES. 1983, 119(3-4), 233-238 *

Also Published As

Publication number Publication date
EP0121436A2 (de) 1984-10-10
NO841332L (no) 1984-10-08
AU2613384A (en) 1984-10-11
BR8401575A (pt) 1984-11-13
DK178484D0 (da) 1984-04-04
DK178484A (da) 1984-10-06

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Designated state(s): AT BE CH DE FR GB IT LI NL SE

PUAL Search report despatched

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AK Designated contracting states

Designated state(s): AT BE CH DE FR GB IT LI NL SE

17P Request for examination filed

Effective date: 19860320

17Q First examination report despatched

Effective date: 19870513

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 19870924

RIN1 Information on inventor provided before grant (corrected)

Inventor name: OHIZUMI, ISAO

Inventor name: OKAYASU, HIROSHI