Apparatus for increasing the volume of moist tobacco

Tobacco – Cigar or cigarette making – Tobacco feeding

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131140P, A24B 318

Patent

active

039788679

ABSTRACT:
Particles of a tobacco stream are first expanded by passing through a liquid bath with attendant increase in volume. The thus expanded particles of the tobacco are thereupon conveyed through a drying zone wherein the particles are externally heated by hot air for a short period of time to thus effect rapid drying of strata immediately adjacent to external surfaces of the particles and to thereby stabilize the particles against shrinkage. In the last step, the tobacco stream is forcibly cooled with air to effect a condensation of vaporized moisture in the capillaries.

REFERENCES:
patent: 2408434 (1946-10-01), Mann et al.
patent: 2596183 (1952-05-01), So Wa
patent: 2768629 (1956-10-01), Maul
patent: 3502085 (1970-03-01), Wochnowski
patent: 3524452 (1970-08-01), Moser et al.
patent: 3881498 (1975-05-01), Wochnowski

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