The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 23, 1986
Filed:
Dec. 16, 1983
Applicant:
Inventors:
Kevin R Korte, Louisville, KY (US);
Dan T Wu, Surabaya, ID;
Assignee:
Brown & Williamson Tobacco Corp., Louisville, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24B / ;
U.S. Cl.
CPC ...
131296 ; 131900 ;
Abstract
An improved tobacco treating process comprising cooling tobacco in a liquid nitrogen bath, impregnating the mixture with carbon dioxide gas under preselected pressure conditions, releasing the pressure and subjecting the so treated tobacco to drying gases with temperatures at least above about 250.degree. F. with wet bulb temperatures in the range of at least about 150.degree. F. with a maximum of 212.degree. F.