ECSP920840A - PROCESS FOR IMPREGNATION AND EXPANSION OF TOBACCO - Google Patents

PROCESS FOR IMPREGNATION AND EXPANSION OF TOBACCO

Info

Publication number
ECSP920840A
ECSP920840A EC1992000840A ECSP920840A ECSP920840A EC SP920840 A ECSP920840 A EC SP920840A EC 1992000840 A EC1992000840 A EC 1992000840A EC SP920840 A ECSP920840 A EC SP920840A EC SP920840 A ECSP920840 A EC SP920840A
Authority
EC
Ecuador
Prior art keywords
tobacco
carbon dioxide
impregnation
dioxide gas
expansion
Prior art date
Application number
EC1992000840A
Other languages
Spanish (es)
Inventor
Kwang H Cho
Thomas J Clarke
Joseph M Dobbs
Eugene B Fischer
Ravi Prasad
Jose M G Nep
Original Assignee
Philip Morris Prod
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 US07/717,064 external-priority patent/US5251649A/en
Application filed by Philip Morris Prod filed Critical Philip Morris Prod
Publication of ECSP920840A publication Critical patent/ECSP920840A/en

Links

Landscapes

  • Manufacture Of Tobacco Products (AREA)

Abstract

Se suministra un proceso para expandir tabaco que emplea gas de dióxido de carbono. La temperatura y el contenido OV del tabaco se ajustan antes de poner en contacto el tabaco con el gas de dióxido de carbono. Se sigue durante la impregnación una ruta termodinámica, lo que permite que se condense en el tabaco una cantidad controlada de gas de dióxido de carbono. Este dióxido de carbono líquido se evapora durante la despresurización ayudando a enfriar el lecho del tabaco uniformemente. Después de la impregnación, el tabaco puede ser expandido inmediatamente o guardado a, o bajo su temperatura de postdesfoque en una atmósfera seca para una subsecuente expansión.A tobacco expansion process is provided that uses carbon dioxide gas. The temperature and OV content of the tobacco are adjusted before the tobacco is brought into contact with the carbon dioxide gas. A thermodynamic path is followed during impregnation, allowing a controlled amount of carbon dioxide gas to condense in tobacco. This liquid carbon dioxide evaporates during depressurization helping to cool the tobacco bed evenly. After impregnation, tobacco can be expanded immediately or stored at or below its post-defocus temperature in a dry atmosphere for subsequent expansion.

EC1992000840A 1991-06-18 1992-06-15 PROCESS FOR IMPREGNATION AND EXPANSION OF TOBACCO ECSP920840A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/717,064 US5251649A (en) 1991-06-18 1991-06-18 Process for impregnation and expansion of tobacco

Publications (1)

Publication Number Publication Date
ECSP920840A true ECSP920840A (en) 1993-08-03

Family

ID=32298540

Family Applications (1)

Application Number Title Priority Date Filing Date
EC1992000840A ECSP920840A (en) 1991-06-18 1992-06-15 PROCESS FOR IMPREGNATION AND EXPANSION OF TOBACCO

Country Status (8)

Country Link
EC (1) ECSP920840A (en)
GE (1) GEP19991508B (en)
MA (1) MA22557A1 (en)
MY (1) MY108372A (en)
TW (1) TW224045B (en)
UA (1) UA26183C2 (en)
UY (1) UY23431A1 (en)
YU (1) YU62692A (en)

Also Published As

Publication number Publication date
TW224045B (en) 1994-05-21
UY23431A1 (en) 1992-06-26
GEP19991508B (en) 1999-03-05
UA26183C2 (en) 1999-06-07
MY108372A (en) 1996-09-30
MA22557A1 (en) 1992-12-31
YU62692A (en) 1994-06-24

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