Apparatus and method for manufacturing tobacco sheet material
US4972854A · kind A · utility
143Cited by
21References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 24, 1989 |
| Grant date | Nov 27, 1990 |
| Priority date | — |
| Expiry date | May 24, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24B3/14
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An apparatus and method for manufacturing tobacco sheet material comprising the steps of acoustic mixing with ultrasonic vibration a slurry containing tobacco components and forming sheets of tobacco material by casting the slurry after acoustic mixing. Additionally, the slurry is mixed with subsonic vibration and low shear mixing before the slurry is acoustic mixed. The slurry may include sized tobacco stems, sized tobacco dust and extract solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.