CA2214036C - Traitement du tabac - Google Patents

Traitement du tabac Download PDF

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Publication number
CA2214036C
CA2214036C CA002214036A CA2214036A CA2214036C CA 2214036 C CA2214036 C CA 2214036C CA 002214036 A CA002214036 A CA 002214036A CA 2214036 A CA2214036 A CA 2214036A CA 2214036 C CA2214036 C CA 2214036C
Authority
CA
Canada
Prior art keywords
tobacco
extract
surfactant
bentonite
protein
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 - Lifetime
Application number
CA002214036A
Other languages
English (en)
Other versions
CA2214036A1 (fr
Inventor
Yves D. De Grandpre
Andrew R. Porter
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
Original Assignee
Imasco 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
Priority claimed from US07/816,520 external-priority patent/US5311886A/en
Application filed by Imasco Ltd filed Critical Imasco Ltd
Publication of CA2214036A1 publication Critical patent/CA2214036A1/fr
Application granted granted Critical
Publication of CA2214036C publication Critical patent/CA2214036C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Manufacture Of Tobacco Products (AREA)
CA002214036A 1991-12-31 1992-12-29 Traitement du tabac Expired - Lifetime CA2214036C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/816,520 US5311886A (en) 1991-12-31 1991-12-31 Tobacco extract treatment with insoluble adsorbent
US816,520 1991-12-31
CA002127122A CA2127122C (fr) 1991-12-31 1992-12-29 Traitement du tabac

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002127122A Division CA2127122C (fr) 1991-12-31 1992-12-29 Traitement du tabac

Publications (2)

Publication Number Publication Date
CA2214036A1 CA2214036A1 (fr) 1993-07-08
CA2214036C true CA2214036C (fr) 2000-02-15

Family

ID=30771578

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002214036A Expired - Lifetime CA2214036C (fr) 1991-12-31 1992-12-29 Traitement du tabac

Country Status (1)

Country Link
CA (1) CA2214036C (fr)

Also Published As

Publication number Publication date
CA2214036A1 (fr) 1993-07-08

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Effective date: 20121231