GB1222308A - Process for preparing tobacco - Google Patents

Process for preparing tobacco

Info

Publication number
GB1222308A
GB1222308A GB05117/69A GB1511769A GB1222308A GB 1222308 A GB1222308 A GB 1222308A GB 05117/69 A GB05117/69 A GB 05117/69A GB 1511769 A GB1511769 A GB 1511769A GB 1222308 A GB1222308 A GB 1222308A
Authority
GB
United Kingdom
Prior art keywords
tobacco
liquid
gas
organic
organic liquid
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
GB05117/69A
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.)
RJ Reynolds Tobacco Co
Original Assignee
RJ Reynolds 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
Priority claimed from US720406A external-priority patent/US3524451A/en
Priority claimed from US720068A external-priority patent/US3524452A/en
Application filed by RJ Reynolds Tobacco Co filed Critical RJ Reynolds Tobacco Co
Publication of GB1222308A publication Critical patent/GB1222308A/en
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24BMANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B3/00Preparing tobacco in the factory
    • A24B3/18Other treatment of leaves, e.g. puffing, crimpling, cleaning
    • A24B3/182Puffing

Abstract

1,222,308. Puffing tobacco. R. J. REYNOLDS TOBACCO CO. 21 March, 1969 [10 April, 1968 (2)], No. 15117/69. Heading A2C. Tobacco is puffed to increase its filling capacity by contacting it with a sufficient quantity of a volatile organic liquid to impregnate it and thereafter passing a gas into contact with it, the gas being heated to a temperature of at least 30‹F. above the boiling point of the liquid at the prevailing pressure, whereby the tobacco is expanded and the liquid is separated therefrom in the vapour state. The liquid can be any organic liquid which is substantially inert to tobacco and which is volatile, preferably with a boiling point below that of water, and many such suitable liquids are specified. The tobacco, which may be in the form of whole leaves, stripped leaves, or cut filler, is impregnated for from a few minutes to 24 hours according to the impregnation temperature which is preferably below 170‹F. The hot gas is preferably steam or a mixture thereof with vapourized organic liquid, but air, nitrogen, carbon dioxide or any gas inert to tobacco and the organic impregnating liquid may be used. Preferably the tobacco is moistened before impregnation with the liquid. A suitable apparatus for carrying out the process is illustrated by means of a flow diagram and includes additionally an arrangement for recovering and reusing the organic liquid, and an humidity reconditioning stage for the expanded tobacco.
GB05117/69A 1968-04-10 1969-03-21 Process for preparing tobacco Expired GB1222308A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US720406A US3524451A (en) 1968-04-10 1968-04-10 Process for increasing the filling capacity of tobacco
US720068A US3524452A (en) 1968-04-10 1968-04-10 Process for increasing the filling capacity of tobacco

Publications (1)

Publication Number Publication Date
GB1222308A true GB1222308A (en) 1971-02-10

Family

ID=27110192

Family Applications (1)

Application Number Title Priority Date Filing Date
GB05117/69A Expired GB1222308A (en) 1968-04-10 1969-03-21 Process for preparing tobacco

Country Status (11)

Country Link
CH (1) CH509047A (en)
DK (1) DK123803B (en)
FI (1) FI49105C (en)
FR (1) FR2006020A1 (en)
GB (1) GB1222308A (en)
IE (1) IE32990B1 (en)
IL (1) IL31884A (en)
MY (1) MY7200062A (en)
NL (1) NL137540C (en)
NO (1) NO122519B (en)
SE (1) SE348358B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2870885A1 (en) * 2013-11-08 2015-05-13 Philip Morris Products S.A. Method and apparatus for expanding a starch containing product

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2870885A1 (en) * 2013-11-08 2015-05-13 Philip Morris Products S.A. Method and apparatus for expanding a starch containing product

Also Published As

Publication number Publication date
CH509047A (en) 1971-06-30
DE1917552A1 (en) 1969-12-04
IL31884A0 (en) 1969-05-28
SE348358B (en) 1972-09-04
FR2006020A1 (en) 1969-12-19
NL137540C (en) 1973-05-15
FI49105B (en) 1974-12-31
NO122519B (en) 1971-07-05
MY7200062A (en) 1972-12-31
FI49105C (en) 1975-04-10
IE32990L (en) 1969-10-10
DE1917552B2 (en) 1975-09-11
IE32990B1 (en) 1974-02-06
DK123803B (en) 1972-08-07
IL31884A (en) 1972-09-28
NL6905416A (en) 1969-10-14

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