FI65897C - Tobaksroekfilter - Google Patents

Tobaksroekfilter Download PDF

Info

Publication number
FI65897C
FI65897C FI791538A FI791538A FI65897C FI 65897 C FI65897 C FI 65897C FI 791538 A FI791538 A FI 791538A FI 791538 A FI791538 A FI 791538A FI 65897 C FI65897 C FI 65897C
Authority
FI
Finland
Prior art keywords
component
filter according
granular
fibrous
porous
Prior art date
Application number
FI791538A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI65897B (fi
FI791538A (fi
Inventor
Henry George Horsewell
James William Percy 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 FI791538A publication Critical patent/FI791538A/fi
Publication of FI65897B publication Critical patent/FI65897B/fi
Application granted granted Critical
Publication of FI65897C publication Critical patent/FI65897C/fi

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)
FI791538A 1978-05-16 1979-05-15 Tobaksroekfilter FI65897C (fi)

Applications Claiming Priority (2)

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

Publications (3)

Publication Number Publication Date
FI791538A FI791538A (fi) 1979-11-17
FI65897B FI65897B (fi) 1984-04-30
FI65897C true FI65897C (fi) 1984-08-10

Family

ID=10138281

Family Applications (1)

Application Number Title Priority Date Filing Date
FI791538A FI65897C (fi) 1978-05-16 1979-05-15 Tobaksroekfilter

Country Status (12)

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

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
CN101232940B (zh) 2005-08-10 2012-01-04 三菱化学株式会社 气体吸附剂
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
US10744313B2 (en) * 2017-07-27 2020-08-18 University Of Utah Research Foundation Therapeutic delivery device

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 (fr) * 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
FI65897B (fi) 1984-04-30
DK199379A (da) 1979-11-17
DE2919842A1 (de) 1979-11-22
ATA362879A (de) 1983-02-15
US4300577A (en) 1981-11-17
CA1106256A (fr) 1981-08-04
BE876291A (fr) 1979-09-17
NL7903773A (nl) 1979-11-20
JPS54151200A (en) 1979-11-28
CH638961A5 (fr) 1983-10-31
DK152247C (da) 1988-08-08
FI791538A (fi) 1979-11-17
DK152247B (da) 1988-02-15
DE2919842C2 (fr) 1992-01-30
NL190468B (nl) 1993-10-18
BR7903061A (pt) 1979-12-04
AT372248B (de) 1983-09-12
ZA792187B (en) 1980-05-28
NL190468C (nl) 1994-03-16
JPH0142669B2 (fr) 1989-09-13

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