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:
Jun. 08, 1982
Filed:
Jul. 22, 1980
Applicant:
Inventor:
Joseph L Banyasz, Richmond, VA (US);
Assignee:
Philip Morris Incorporated, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A24B / ; A24B / ;
U.S. Cl.
CPC ...
131300 ; 131353 ; 131357 ; 131370 ; 131374 ; 131903 ; 131303 ;
Abstract
A method for increasing the filling power of sheet or shredded reconstituted tobacco which is normally not susceptible to conventional expansion techniques is provided. In the practice of the method reconstituted tobacco having a uniform moisture content of 15-50 weight percent is heated to a temperature above about 90.degree. C. for a period of time beyond that required to drive off substantially all moisture and then is reordered. Heating may be effected in a convection or microwave oven or a drying tower. By means of the method, the tobacco is stiffened whereby a substantially irreversible filling power increase is effected.