Process for producing expanded tobacco stems

Details Process for producing expanded tobacco stems Process for producing expanded tobacco stems

1978-02-21

1980-07-08

Millin, V.

Tobacco

Cigar or cigarette making

Tobacco feeding

A24B 318

Patent

active

042112435

ABSTRACT:
Expanded porous tobacco stems with a low apparent density and an excellent quality of smoking taste are obtained by heating under a pressurized atmosphere tobacco stems separated from tobacco leaves, as such or after moisturization, at a temperature of 150.degree. to 300.degree. C. and a pressure of 3 kg/cm.sup.2 (gage) or more in the presence of superheated steam for a period of 30 seconds or less and suddenly releasing the pressure to effect expansion of the stems. The resulting expanded stems are shredded into cut tobacco stems or made into reconstituted tobacco sheet to provide a tobacco material of excellent filling capacity.

REFERENCES:
patent: 1789435 (1931-01-01), Hawkins
patent: 2344106 (1944-03-01), Reed
patent: 2596183 (1952-05-01), Sowa
patent: 2653093 (1953-09-01), Baer
patent: 3409027 (1968-11-01), de la Burde
patent: 3409028 (1968-11-01), de la Burde
patent: 3524452 (1970-08-01), Moser
patent: 3529606 (1970-09-01), de la Burde
patent: 3557798 (1971-01-01), Ashworth
patent: 3734104 (1973-05-01), Buch

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