Microwave canning apparatus and method.

摘要

A method and apparatus for canning food products in a non-metallic jar (2), utilizing a metallic or non-metallic jar lid (10) and a non-metallic enclosure (4,6) enveloping the jar and lid and which is placed within a microwave oven for heating with a pressure control check valve (8) for limiting the maximum pressure within the enclosure during heating and preventing entry of air during subsequent cooling of the enclosure and food product.