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Sterilizing method for treatment of fresh fruits and apparatus used for the method

  • US 4,875,407 A
  • Filed: 12/30/1988
  • Issued: 10/24/1989
  • Est. Priority Date: 08/27/1986
  • Status: Expired due to Fees
First Claim
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1. An apparatus for conducting a sterilizing treatment of fresh fruit, said apparatus comprising a far infrared irradiation chamber containing and a curved heat radiation surface, means for transferring fruit from said irradiation chamber to a saturated steam chamber, said saturated steam chamber maintaining the far infrared irradiated fruit at a predetermined temperature for a predetermined period of time, a mechanism for reducing pressure of said saturated steam chamber, a nozzle for introducing steam in a steam jet into said steam chamber, and means for controlling said steam jet by automatically opening the nozzle when the temperature of said steam chamber has fallen under a predetermined level or when the pressure of the steam chamber has fallen under the saturated steam pressure.

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