CA1092933A - Filtre de cigarette - Google Patents

Filtre de cigarette

Info

Publication number: CA1092933A
Authority: CA; Canada
Prior art keywords: stream; tubing; lengths; filter; paper
Prior art date: 1976-03-01
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.): Expired

Application number

CA345,525A

Other languages

English (en)

Inventor

Ned A. Sigmon

Charles M. Moogalian

Donald A. Calleson

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.)

Liggett Group LLC

Original Assignee

Liggett Group Inc

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.)

1976-03-01

Filing date

1980-02-12

Publication date

1981-01-06

1977-02-23 Priority claimed from CA272,437A external-priority patent/CA1079150A/fr

1980-02-12 Application filed by Liggett Group Inc filed Critical Liggett Group Inc

1980-02-12 Priority to CA345,525A priority Critical patent/CA1092933A/fr

1981-01-06 Application granted granted Critical

1981-01-06 Publication of CA1092933A publication Critical patent/CA1092933A/fr

Status Expired legal-status Critical Current

Links

235000019504 cigarettes Nutrition 0.000 title claims abstract description 25
238000000034 method Methods 0.000 claims abstract description 7
239000000463 material Substances 0.000 claims description 35
239000002657 fibrous material Substances 0.000 claims description 12
229920002301 cellulose acetate Polymers 0.000 claims description 5
230000035611 feeding Effects 0.000 claims 2
238000004519 manufacturing process Methods 0.000 claims 1
230000002311 subsequent effect Effects 0.000 claims 1
239000000779 smoke Substances 0.000 abstract description 35
241000208125 Nicotiana Species 0.000 abstract description 12
235000002637 Nicotiana tabacum Nutrition 0.000 abstract description 12
230000004323 axial length Effects 0.000 abstract description 2
238000001914 filtration Methods 0.000 description 4
238000010276 construction Methods 0.000 description 3
239000013618 particulate matter Substances 0.000 description 3
238000007865 diluting Methods 0.000 description 2
150000002500 ions Chemical class 0.000 description 2
-1 polypropylene Polymers 0.000 description 2
238000007493 shaping process Methods 0.000 description 2
239000004677 Nylon Substances 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
239000004743 Polypropylene Substances 0.000 description 1
244000269722 Thea sinensis Species 0.000 description 1
101001050475 Xenopus laevis Intelectin-1 Proteins 0.000 description 1
230000000295 complement effect Effects 0.000 description 1
238000001816 cooling Methods 0.000 description 1
229920001577 copolymer Polymers 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000004744 fabric Substances 0.000 description 1
239000000796 flavoring agent Substances 0.000 description 1
235000019634 flavors Nutrition 0.000 description 1
239000008187 granular material Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
239000000203 mixture Substances 0.000 description 1
229920001778 nylon Polymers 0.000 description 1
239000004033 plastic Substances 0.000 description 1
229920003023 plastic Polymers 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
229920001155 polypropylene Polymers 0.000 description 1
229920002689 polyvinyl acetate Polymers 0.000 description 1
239000011118 polyvinyl acetate Substances 0.000 description 1
239000004800 polyvinyl chloride Substances 0.000 description 1
229920000915 polyvinyl chloride Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
229920005989 resin Polymers 0.000 description 1
238000007789 sealing Methods 0.000 description 1
230000000391 smoking effect Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1
210000001779 taste bud Anatomy 0.000 description 1
239000012815 thermoplastic material Substances 0.000 description 1
238000009423 ventilation Methods 0.000 description 1

Landscapes

Cigarettes, Filters, And Manufacturing Of Filters (AREA)

CA345,525A 1976-03-01 1980-02-12 Filtre de cigarette Expired CA1092933A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA345,525A CA1092933A (fr)	1976-03-01	1980-02-12	Filtre de cigarette

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US66248576A	1976-03-01	1976-03-01
US662,485		1976-03-01
CA272,437A CA1079150A (fr)	1976-03-01	1977-02-23	Filtre de cigarette
CA345,525A CA1092933A (fr)	1976-03-01	1980-02-12	Filtre de cigarette

Publications (1)

Publication Number	Publication Date
CA1092933A true CA1092933A (fr)	1981-01-06

Family

ID=27164927

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA345,525A Expired CA1092933A (fr)	1976-03-01	1980-02-12	Filtre de cigarette

Country Status (1)

Country	Link
CA (1)	CA1092933A (fr)

1980
- 1980-02-12 CA CA345,525A patent/CA1092933A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
1998-01-06	MKEX	Expiry