FUMIGATION OF PLANTS SUCH AS FRUIT OR THE LIKE AND DEVICE THEREFOR

PURPOSE:To lessen reduction in quality, by making an atmosphere in which fruits are laid into a vacuum state once, then introducing high-temperature steam into the atmosphere, maintaining the atmosphere under atmospheric pressure for a fixed time, then returning to the vacuum state again while remov...

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Bibliographische Detailangaben
Hauptverfasser: NAGASHIMA NAOKI, FUTAMURA KAORU
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:PURPOSE:To lessen reduction in quality, by making an atmosphere in which fruits are laid into a vacuum state once, then introducing high-temperature steam into the atmosphere, maintaining the atmosphere under atmospheric pressure for a fixed time, then returning to the vacuum state again while removing water and cooling in vacuum. CONSTITUTION:An airtight container 1 storing plants such as fruits is connected to a tank 3 for generating high-temperature steam, a blower 5, a cold trap 9 and a vacuum pump 7, respectively. An atmosphere of the container 1 in which plants such as fruits are laid is made into a vacuum once, high- temperature steam is introduced into the atmosphere, which is maintained under atmospheric pressure for a fixed time, the atmosphere is made into a vacuum again while removing water and the plants are cooled in vacuum. Consequently, the reduction of quality is lessened, damages resulting from temperature are decreased and damages from cut are eliminated.