发明名称 |
REMOVAL OF NITROGEN CONTAINING COMPOUNDS FROM TOBACCO |
摘要 |
THE PRESENT INVENTION PROVIDES FOR A PROCESS FOR REMOVING NITROGEN CONTAINING COMPOUNDS FROM TOBACCO WITH MINIMUM REMOVAL OF DESIRED COMPOUNDS. THE PROCESS INCLUDES THE STEPS OF MIXING A TOBACCO CONTAINING MATERIAL WITH AN AQUEOUS SOLVENT TO FORM AN EXTRACT; THE EXTRACT IS THEN SEPARATED FROM THE TOBACCO CONTAINING MATERIAL AND CONTACTED WITH AN ADSORBENT MATERIAL. THE ADSORBENT MATERIAL IS SELECTED FROM THE GROUP CONSISTING OF A BENTONITE AND A CHARCOAL MATERIAL, &bgr;-CYCLODEXTRIN, CELLULOSE ACETATE AND COMBINATIONS THEREOF. THE EXTRACT IS THEN ADDED BACK TO THE TOBACCO CONTAINING MATERIAL THAT MAY OR MAY NOT HAVE BEEN PROCESSED.
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申请公布号 |
MY138392(A) |
申请公布日期 |
2009.05.29 |
申请号 |
MYPI20051760 |
申请日期 |
2005.04.20 |
申请人 |
BROWN & WILLIAMSON HOLDINGS, INC. |
发明人 |
JOHN-PAUL MUA;BRAD L. HAYES |
分类号 |
A24B15/00;A24B15/24;B01J20/02;B01J20/12;B01J20/20;B01J20/26 |
主分类号 |
A24B15/00 |
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