UY23431A1 - PROCEDURE FOR THE IMPREGNATION AND EXPANSION OF TOBACCO - Google Patents

PROCEDURE FOR THE IMPREGNATION AND EXPANSION OF TOBACCO

Info

Publication number
UY23431A1
UY23431A1 UY23431A UY23431A UY23431A1 UY 23431 A1 UY23431 A1 UY 23431A1 UY 23431 A UY23431 A UY 23431A UY 23431 A UY23431 A UY 23431A UY 23431 A1 UY23431 A1 UY 23431A1
Authority
UY
Uruguay
Prior art keywords
tobacco
carbon dioxide
impregnation
dioxide gas
expansion
Prior art date
Application number
UY23431A
Other languages
Spanish (es)
Inventor
Kuwang H Cho
Thomas J Clarke
Joseph M Dobbs
Eugene B Fischer
Jose M G Nepomuceno
Ravi Prasad
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 UY23431A1 publication Critical patent/UY23431A1/en

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  • Manufacture Of Tobacco Products (AREA)

Abstract

Se proporciona un metodo para expandir el tabaco, que emplea un gas de dioxido de carbono. La temperatura del tabaco y el contenido de VH se ajustan antes de poner el tabaco en contacto con gas de dioxido de carbono. Durante la impregnación se sigue una senda termodinamica que permite que una cantidad controlada de gas de dioxido de carbono se condense sobre el tabaco. Este dióxido de carbono se evapora durante la despresurización ayudadndo a enfriar la capa de tabaco uniformemente. Luego de la impregnación, el tabaco puede ser expandido inmediatamente o mantenido en o por debajo de su temperatura post-liberación en una atmosfera seca para su posterior expansión.A method of expanding the tobacco is provided, which employs a carbon dioxide gas. The temperature of the tobacco and the VH content are adjusted before the tobacco is brought into contact with carbon dioxide gas. During impregnation a thermodynamic path is followed that allows a controlled amount of carbon dioxide gas to condense on the tobacco. This carbon dioxide evaporates during depressurization helping to cool the tobacco layer evenly. After impregnation, the tobacco can be immediately expanded or kept at or below its post-release temperature in a dry atmosphere for further expansion.

UY23431A 1991-06-18 1992-06-18 PROCEDURE FOR THE IMPREGNATION AND EXPANSION OF TOBACCO UY23431A1 (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
UY23431A1 true UY23431A1 (en) 1992-06-26

Family

ID=32298540

Family Applications (1)

Application Number Title Priority Date Filing Date
UY23431A UY23431A1 (en) 1991-06-18 1992-06-18 PROCEDURE FOR THE 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
ECSP920840A (en) 1993-08-03
MY108372A (en) 1996-09-30
UA26183C2 (en) 1999-06-07
TW224045B (en) 1994-05-21
YU62692A (en) 1994-06-24
MA22557A1 (en) 1992-12-31
GEP19991508B (en) 1999-03-05

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Legal Events

Date Code Title Description
VENC Patent expired

Effective date: 20131015