GB1319636A - Tobacco smoke filters and filter production - Google Patents

Tobacco smoke filters and filter production

Info

Publication number
GB1319636A
GB1319636A GB3800470A GB3800470A GB1319636A GB 1319636 A GB1319636 A GB 1319636A GB 3800470 A GB3800470 A GB 3800470A GB 3800470 A GB3800470 A GB 3800470A GB 1319636 A GB1319636 A GB 1319636A
Authority
GB
United Kingdom
Prior art keywords
tobacco
starch
cellulose acetate
filter
porous members
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.)
Expired
Application number
GB3800470A
Other languages
English (en)
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 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
Application filed by British American Tobacco Co Ltd filed Critical British American Tobacco Co Ltd
Publication of GB1319636A publication Critical patent/GB1319636A/en
Expired 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 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
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
GB3800470A 1969-08-12 1970-08-06 Tobacco smoke filters and filter production Expired GB1319636A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US84938469A 1969-08-12 1969-08-12
US3362170A 1970-05-01 1970-05-01

Publications (1)

Publication Number Publication Date
GB1319636A true GB1319636A (en) 1973-06-06

Family

ID=26709919

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3800470A Expired GB1319636A (en) 1969-08-12 1970-08-06 Tobacco smoke filters and filter production

Country Status (4)

Country Link
CA (1) CA941702A (enrdf_load_stackoverflow)
CH (1) CH577278A5 (enrdf_load_stackoverflow)
DE (1) DE2039406A1 (enrdf_load_stackoverflow)
GB (1) GB1319636A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3248476A4 (en) * 2015-01-23 2018-10-03 Nantong Cellulose Fibers Co., Ltd. Cellulose acetate particle aggregate, and preparation method therefor and application thereof
CN115697097A (zh) * 2020-04-28 2023-02-03 斯泰尔控股有限公司 用于吸附有害健康的烟草烟雾成分的过滤器

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8712617D0 (en) * 1987-05-28 1987-07-01 British American Tobacco Co Tobacco smoke filters

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3248476A4 (en) * 2015-01-23 2018-10-03 Nantong Cellulose Fibers Co., Ltd. Cellulose acetate particle aggregate, and preparation method therefor and application thereof
CN115697097A (zh) * 2020-04-28 2023-02-03 斯泰尔控股有限公司 用于吸附有害健康的烟草烟雾成分的过滤器

Also Published As

Publication number Publication date
DE2039406A1 (de) 1971-03-11
CH577278A5 (enrdf_load_stackoverflow) 1976-07-15
CA941702A (en) 1974-02-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee