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摘要

PROBLEM TO BE SOLVED: To provide a manufacturing method of a simple furnace and metallic or ceramic sintered body wherein a temperature control superior in reproducibility is stably made possible by using a microwave oven for home use. ;SOLUTION: This simple furnace is the simple furnace arranged in the microwave oven for home use, and in an inner circumferential wall surface of a container consisting of a heat insulating material, a mixture of silicon carbide powders of particle size 1 to 15 μm silicon carbide powders of particle size 30 to 100 μm, and a heat resistant film forming materials.;COPYRIGHT: (C)2001,JPO