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CA3135683A1 - Article a fumer - Google Patents

Article a fumer Download PDF

Info

Publication number
CA3135683A1
CA3135683A1 CA3135683A CA3135683A CA3135683A1 CA 3135683 A1 CA3135683 A1 CA 3135683A1 CA 3135683 A CA3135683 A CA 3135683A CA 3135683 A CA3135683 A CA 3135683A CA 3135683 A1 CA3135683 A1 CA 3135683A1
Authority
CA
Canada
Prior art keywords
smoking article
paper wrapper
article according
filter
paper
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.)
Granted
Application number
CA3135683A
Other languages
English (en)
Other versions
CA3135683C (fr
Inventor
Umesh DUBEY
Ianto DAVIES
Peter James Branton
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.)
British American Tobacco Investments Ltd IFI
Original Assignee
British American Tobacco Investments Ltd IFI
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 Investments Ltd IFI filed Critical British American Tobacco Investments Ltd IFI
Publication of CA3135683A1 publication Critical patent/CA3135683A1/fr
Application granted granted Critical
Publication of CA3135683C publication Critical patent/CA3135683C/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/47—Attaching filters or mouthpieces to cigars or cigarettes, e.g. inserting filters into cigarettes or their mouthpieces
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/002—Cigars; Cigarettes with additives, e.g. for flavouring
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A24D1/025—Cigars; Cigarettes with special covers the covers having material applied to defined areas, e.g. bands for reducing the ignition propensity
    • 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
    • A24D1/00—Cigars; Cigarettes
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A24D1/045—Cigars; Cigarettes with mouthpieces or filter-tips with smoke filter means
    • 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
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • A24D3/043—Tobacco smoke filters characterised by their shape or structure with ventilation means, e.g. air dilution
    • 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
    • A24D3/062—Use of materials for tobacco smoke filters characterised by structural features
    • A24D3/063—Use of materials for tobacco smoke filters characterised by structural features of the fibers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Paper (AREA)

Abstract

L'invention concerne un article à fumer dans lequel l'article à fumer comprend un matériau de tabac enveloppé dans une enveloppe de papier pour former une tige de tabac, et l'enveloppe de papier ayant une diffusivité comprise entre environ 0,1 cm/s et 0,5 cm/s et une perméabilité inférieure à environ 15 CU, et un procédé de fabrication de l'article à fumer.
CA3135683A 2019-04-05 2020-03-24 Article a fumer Active CA3135683C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1904890.9 2019-04-05
GBGB1904890.9A GB201904890D0 (en) 2019-04-05 2019-04-05 Smoking article
PCT/GB2020/050782 WO2020201716A1 (fr) 2019-04-05 2020-03-24 Article à fumer

Publications (2)

Publication Number Publication Date
CA3135683A1 true CA3135683A1 (fr) 2020-10-08
CA3135683C CA3135683C (fr) 2025-09-23

Family

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Also Published As

Publication number Publication date
GB201904890D0 (en) 2019-05-22
US20220151284A1 (en) 2022-05-19
KR20210143311A (ko) 2021-11-26
BR112021020047A2 (pt) 2021-12-07
JP2022528901A (ja) 2022-06-16
EP3945872A1 (fr) 2022-02-09
WO2020201716A1 (fr) 2020-10-08
JP7418467B2 (ja) 2024-01-19

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