ZA792187B - Tobacco smoke filters - Google Patents

Tobacco smoke filters

Info

Publication number
ZA792187B
ZA792187B ZA792187A ZA792187A ZA792187B ZA 792187 B ZA792187 B ZA 792187B ZA 792187 A ZA792187 A ZA 792187A ZA 792187 A ZA792187 A ZA 792187A ZA 792187 B ZA792187 B ZA 792187B
Authority
ZA
South Africa
Prior art keywords
tobacco smoke
smoke filters
filters
tobacco
smoke
Prior art date
Application number
ZA792187A
Other languages
English (en)
Inventor
H Horsewell
J Phelpstead
Original Assignee
British American Tobacco Co
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
Application filed by British American Tobacco Co filed Critical British American Tobacco Co
Publication of ZA792187B publication Critical patent/ZA792187B/xx

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)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Filtering Materials (AREA)
ZA792187A 1978-05-16 1979-05-07 Tobacco smoke filters ZA792187B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1997778 1978-05-16

Publications (1)

Publication Number Publication Date
ZA792187B true ZA792187B (en) 1980-05-28

Family

ID=10138281

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA792187A ZA792187B (en) 1978-05-16 1979-05-07 Tobacco smoke filters

Country Status (12)

Country Link
US (1) US4300577A (fi)
JP (1) JPS54151200A (fi)
AT (1) AT372248B (fi)
BE (1) BE876291A (fi)
BR (1) BR7903061A (fi)
CA (1) CA1106256A (fi)
CH (1) CH638961A5 (fi)
DE (1) DE2919842A1 (fi)
DK (1) DK152247C (fi)
FI (1) FI65897C (fi)
NL (1) NL190468C (fi)
ZA (1) ZA792187B (fi)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59166073A (ja) * 1983-03-10 1984-09-19 東レ株式会社 タバコフイルタ−
JP2820981B2 (ja) * 1989-11-20 1998-11-05 ダイセル化学工業株式会社 たばこ煙用フィルター
DE4322966C2 (de) * 1993-07-09 1995-10-26 Rhodia Ag Rhone Poulenc Aus Celluloseacetat geformte Gebilde und ihre Verwendung als Filtertow und Tabakrauchfilterelement
US6119699A (en) * 1997-12-19 2000-09-19 Sung; Michael T. Method and apparatus for the selective removal of specific components from smoke condensates
US6615842B1 (en) 1998-02-13 2003-09-09 Cerami Consulting Corp. Methods for removing nucleophilic toxins from tobacco smoke
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
US6481442B1 (en) 2000-11-28 2002-11-19 Lorillard Licensing Company, Llc Smoking article including a filter for selectively removing carbonyls
US6779529B2 (en) * 2001-08-01 2004-08-24 Brown & Williamson Tobacco Corporation Cigarette filter
US20030066539A1 (en) * 2001-08-01 2003-04-10 Figlar James N. Cigarette Filter
US20040231684A1 (en) * 2003-05-20 2004-11-25 Zawadzki Michael A. Smoking article and smoking article filter
US20050205102A1 (en) * 2004-01-30 2005-09-22 Philip Morris Usa Inc. Method of making surface modified silica gel
WO2007018266A1 (ja) 2005-08-10 2007-02-15 Mitsubishi Chemical Corporation ガス吸着剤
CN102794154B (zh) * 2012-08-21 2014-09-10 上海烟草集团有限责任公司 一种降低卷烟烟气中氢化氰含量的氨基功能化材料的应用
CN104957764A (zh) * 2015-05-29 2015-10-07 河南中烟工业有限责任公司 一种降低梗丝醛类成分释放量的方法
WO2019023617A1 (en) * 2017-07-27 2019-01-31 University Of Utah Research Foundation DEVICE FOR DELIVERY OF THERAPEUTIC PRODUCT

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2815760A (en) * 1951-12-24 1957-12-10 Schreus Hans Theo Tobacco smoke filter
US2739598A (en) * 1953-05-04 1956-03-27 R S Aries And Associates Inc Filter for tobacco smoke
AU417739B2 (en) * 1966-12-16 1971-10-12 W. D & ho WILLS (AUSTRALIA) LIMITED Filter and filtering media for tobacco smoke
GB1150192A (en) * 1967-03-29 1969-04-30 British American Tobacco Co Improvements relating to Cigarette Filters.
AT276194B (de) * 1967-04-06 1969-11-10 Burrus & Cie Filtermittel für Tabakrauch
US3716063A (en) * 1970-09-25 1973-02-13 Brown & Williamson Tobacco Selective gas phase filter material
US4156431A (en) * 1971-07-08 1979-05-29 Epstein Samuel S Smoke processing
JPS5635435B2 (fi) * 1973-07-26 1981-08-17
GB1509197A (en) * 1974-06-17 1978-05-04 British American Tobacco Co Tobacco-smoke filters

Also Published As

Publication number Publication date
DE2919842A1 (de) 1979-11-22
DK152247B (da) 1988-02-15
JPS54151200A (en) 1979-11-28
CH638961A5 (fr) 1983-10-31
CA1106256A (en) 1981-08-04
NL190468C (nl) 1994-03-16
FI65897B (fi) 1984-04-30
DK152247C (da) 1988-08-08
DK199379A (da) 1979-11-17
NL7903773A (nl) 1979-11-20
FI791538A (fi) 1979-11-17
US4300577A (en) 1981-11-17
FI65897C (fi) 1984-08-10
DE2919842C2 (fi) 1992-01-30
BR7903061A (pt) 1979-12-04
NL190468B (nl) 1993-10-18
ATA362879A (de) 1983-02-15
BE876291A (fr) 1979-09-17
JPH0142669B2 (fi) 1989-09-13
AT372248B (de) 1983-09-12

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