Protecting tube deterioration detecting apparatus and method therefor

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United States of America Patent

PATENT NO 9897491
SERIAL NO

14428809

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Abstract

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A protecting tube deterioration detecting apparatus applies a predetermined electric current to a measurement target thermocouple with protecting tube for a predetermined time, calculates a temperature rise amount of the thermocouple, and determines, when the calculated temperature rise amount exceeds a predetermined threshold, that the protecting tube is deteriorated.

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Patent Owner(s)

Patent OwnerAddress
KABUSHIKI KAISHA KOBE SEIKO SHO (KOBE STEEL LTD )2-4 WAKINOHAMA-KAIGANDORI 2-CHOME CHUO-KU KOBE-SHI HYOGO 651-8585

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukui, Toshihide Kobe, JP 3 6
Manabe, Chitaka Kobe, JP 21 84
Takahashi, Eiji Kobe, JP 251 1783
Tanaka, Yusuke Takasago, JP 173 905
Yamane, Yasuaki Takasago, JP 18 121

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