Microwave burning furnace including heating element having...

Details Microwave burning furnace including heating element having... Microwave burning furnace including heating element having...

2007-05-29

2007-05-29

Leung, Philip H. (Department: 3742)

Electric heating

Microwave heating

With diverse device

C219S759000, C219S756000, C219S762000, C219S757000, C432S258000, C419S048000

Reexamination Certificate

active

11050455

ABSTRACT:
A microwave burning furnace including a housing constituted by a metal on which a microwave is to be irradiated, a metallic door provided in the housing, a burning chamber provided in the housing and surrounded by a material having a low microwave absorption characteristic and a high heat insulating property, and microwave generating means, wherein the burning chamber includes a heater element constituted by at least two types of heating materials having a heating material for a high temperature region which automatically generates a heat mainly in the high temperature region to have a burning temperature by an irradiation of a microwave and a heating material for a low temperature region which automatically generates a heat mainly in the low temperature region including an ordinary temperature.

REFERENCES:
patent: 3731037 (1973-05-01), Levinson
patent: 2-275777 (1990-11-01), None
patent: 4-92870 (1992-03-01), None
patent: 4-278123 (1992-10-01), None
patent: 6-345541 (1994-12-01), None
patent: 7-318262 (1995-12-01), None
patent: 10-158056 (1998-06-01), None
patent: 2002-130960 (2002-05-01), None

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