Patent · US Expired

Method for increasing the filling capacity of tobacco

US4271852A · kind A · utility

2Cited by
3References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 7, 1978
Grant dateJun 9, 1981
Priority date
Expiry dateAug 7, 1998

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA24B3/185
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

The invention disclosed is a method for increasing the filling capacity of cured tobacco by evaporatively freeze-drying water expanded tobacco and effecting heating of the tobacco by infrared radiation. The treated tobacco has increased filling capacity without suffering disadvantageous results.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.