Method for strengthening steel plate member

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United States of America Patent

PATENT NO 9951395
SERIAL NO

14359237

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Abstract

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Provided is a method for strengthening a steel plate member employing a heating and quenching treatment. The method includes a first heating step, a partial cooling step, a second heating step and an entire cooling step, each step conducted in the written order.

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Patent Owner(s)

Patent OwnerAddress
ASTEER CO LTD1597 MAKABE SOJA-SHI OKAYAMA-KEN 719-1134

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Osumi, Katsushi Soja, JP 1 5
Shimotsu, Koji Soja, JP 10 199
Tsugita, Yukihiro Soja, JP 2 28

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