Electric heating – Metal heating – Of cylinders
Patent
1975-04-17
1977-05-31
Reynolds, Bruce A.
Electric heating
Metal heating
Of cylinders
426243, H05B 906
Patent
active
040271323
ABSTRACT:
Apparatus and methods for selectively defrosting and baking a frozen pizza pie by exposing the bottom crust of said pie to microwave radiation and using the waste heat expanded in said baking to heat the remainder of said pie while said remainder of said pie is impeded from receiving said microwave radiation by a vapor-permeable, microwave-reflective member and said bottom crust; and, then in the case of a frozen pie with a top as well as bottom crust, selectively heating the top crust of said pie during a second exposure to microwave radiation and using the waste heat expended baking said top crust during said second exposure to heat the balance of said pie while said balance is impeded from receiving said second exposure of microwave radiation by a vapor-permeable, microwave-reflective member and said top crust.
REFERENCES:
patent: 2599033 (1952-06-01), Wild
patent: 2714070 (1955-07-01), Welch
patent: 3230864 (1966-01-01), Krajewski
patent: 3547661 (1970-12-01), Stevenson
patent: 3701872 (1972-10-01), Levinson
patent: 3731037 (1973-05-01), Levinson
patent: 3854021 (1974-12-01), Moore et al.
patent: 3854023 (1974-12-01), Levinson
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