Patent · US Expired

Apparatus for increasing the filling capacity of tobacco

US4327750A · kind A · utility

1Cited by
21References
5Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 8, 1981
Grant dateMay 4, 1982
Priority date
Expiry dateJun 8, 2001

Classification

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

Abstract

The invention disclosed is an apparatus 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.