Food or edible material: processes – compositions – and products – Processes – Packaging or treatment of packaged product
Reexamination Certificate
2006-03-07
2006-03-07
Becker, Drew (Department: 1761)
Food or edible material: processes, compositions, and products
Processes
Packaging or treatment of packaged product
C426S521000
Reexamination Certificate
active
07008659
ABSTRACT:
An inert gas-filled cooking process is disclosed which provides for quick sterilization of food in inert gas-filled packages in a manner that prevents deterioration of food quality as well as assures a long taste guaranteed period by raising the temperature of hot water to be applied onto the food packages in a sterilization tank so as to satisfy the retort sterilization requirements.The sterilization tank is pressurized at a predetermined value by control of an analog pressure regulating valve. The temperature of the hot water flowing from a heat exchanger into the sterilization tank is varied in a multi-staged fashion to follow a predetermined sterilization temperature-time curve by control of an analog steam regulating valve and a steam superheater. The hot water is applied onto the packaged food for sterilization.
REFERENCES:
patent: 3892058 (1975-07-01), Komatsu et al.
patent: 5277923 (1994-01-01), Mignogna et al.
patent: 5395634 (1995-03-01), Humphreys
patent: 5562938 (1996-10-01), Lee et al.
patent: 59-210879 (1984-11-01), None
Wayne Gisslen, Professional Cooking, 2nd Edition, John Wiley & Sons Inc., 1989, pp. 58 and 111.
Bacon & Thomas
Becker Drew
Ono Foods Industrial Co., Ltd.
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