Method of producing bleached, dried fruit

Drying and gas or vapor contact with solids – Apparatus – With means to treat gas or vapor

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34 4, 34 93, 426259, F26B 700

Patent

active

041576209

ABSTRACT:
A method of producing bleached dried fruit particularly bleached raisins, in which the fruit is supported in a porous layer upwardly spaced from the ground, the layer is overlaid with a film of plastic material which filters out visible light rays while transmitting infra red light rays, sulfur dioxide is passed upwardly through the layer, and the layer is exposed to sun light filtered by passage through the film to dry the fruit while overlaid with the sheet material.

REFERENCES:
patent: 401109 (1889-04-01), Baker
patent: 1218156 (1917-03-01), Andersen
patent: 1504108 (1924-08-01), Elspass
patent: 1556865 (1925-10-01), Muller
patent: 2648605 (1953-08-01), Aliotti
patent: 4069593 (1978-01-01), Huang

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