Ngk Insulators, Inc.

Tatsuya Yuino

Kazuhiro Miyahara

Toyoshiro Miyajima

A process for controlling combustion of burners arranged in a plurality of respective control zones divided in a furnace, includes the step of repeating a cycle of successively subjecting the burners to combustion for a short time. At least one temperature sensor is fitted in each control zone, a time period during which each burner is subjected to combustion is controlled according to a difference between a temperature detected by the corresponding temperature sensor and a preset temperature in a respective control zone. An apparatus is also disclosed for effecting such a controlling process.

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Nagoya, Japan

Tatsuya Yuino