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GB1503364A - Treatment of smoking material - Google Patents

Treatment of smoking material

Info

Publication number
GB1503364A
GB1503364A GB29860/75A GB2986075A GB1503364A GB 1503364 A GB1503364 A GB 1503364A GB 29860/75 A GB29860/75 A GB 29860/75A GB 2986075 A GB2986075 A GB 2986075A GB 1503364 A GB1503364 A GB 1503364A
Authority
GB
United Kingdom
Prior art keywords
treatment
smoking material
tobacco
acids
hoffmann
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
GB29860/75A
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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
Priority claimed from US05/561,816 external-priority patent/US3958580A/en
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of GB1503364A publication Critical patent/GB1503364A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
    • A24B15/30—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances
    • A24B15/32—Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances by acyclic compounds

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Tobacco Products (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

1503364 Tobacco composition F HOFFMANN-LA ROCHE & CO AG 16 July 1975 [25 March 1975] 29860/75 Heading A2C Tobacco has dispersed therein salts of ascorbic or erythorbic acids either alone or in admixture with the corresponding acids. In the latter alternative the molar ratio of acid to salt should not exceed 3:1. Specification 1484663 is referred to.
GB29860/75A 1975-03-25 1975-07-16 Treatment of smoking material Expired GB1503364A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/561,816 US3958580A (en) 1974-02-15 1975-03-25 Treatment of tobacco with ascorbic acid

Publications (1)

Publication Number Publication Date
GB1503364A true GB1503364A (en) 1978-03-08

Family

ID=24243594

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29860/75A Expired GB1503364A (en) 1975-03-25 1975-07-16 Treatment of smoking material

Country Status (14)

Country Link
JP (1) JPS51112600A (en)
AT (1) AT340298B (en)
AU (1) AU8297775A (en)
BE (1) BE831714A (en)
DE (1) DE2532569A1 (en)
DK (1) DK338875A (en)
FR (1) FR2305140A1 (en)
GB (1) GB1503364A (en)
IL (1) IL47666A (en)
LU (1) LU73067A1 (en)
NL (1) NL7508971A (en)
PH (1) PH11108A (en)
SE (1) SE7508504L (en)
ZA (1) ZA754338B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU192213B (en) * 1985-04-29 1987-05-28 Pecsi Dohanygyar Method for producing smoke filter neutralizing the materials injurious the health being in tobacco smoke particularly aldehydes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2766149A (en) * 1954-07-26 1956-10-09 Reynolds Tobacco Co R Tobacco

Also Published As

Publication number Publication date
LU73067A1 (en) 1977-03-24
ZA754338B (en) 1976-10-27
ATA578475A (en) 1977-03-15
FR2305140A1 (en) 1976-10-22
FR2305140B1 (en) 1979-06-08
SE7508504L (en) 1976-09-26
JPS51112600A (en) 1976-10-05
PH11108A (en) 1977-10-27
AU8297775A (en) 1977-01-13
DK338875A (en) 1976-09-26
BE831714A (en) 1976-01-26
IL47666A (en) 1977-12-30
IL47666A0 (en) 1975-10-15
DE2532569A1 (en) 1976-10-07
AT340298B (en) 1977-12-12
NL7508971A (en) 1976-09-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee