Preventive maintenance construction method for steel bridge

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United States of America Patent

PATENT NO 11959148
APP PUB NO 20230287536A1
SERIAL NO

17690803

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Abstract

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A preventive maintenance method includes performing abrasive blast-cleaning; performing shot peening: applying a fluorescent coating material before the shot peening is performed; and irradiating a portion applied with the fluorescent coating material with an ultraviolet ray after the shot peening is performed. Coverage is calculated based on a residual fluorescent coating material that fluoresces.

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Patent Owner(s)

Patent OwnerAddress
YAMADA INFRA TECHNOS CO LTD5-1 NIBANWARINAKA NAWA-MACHI TOKAI-SHI AICHI

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yamada, Hirofumi Aichi, JP 33 178
Yamada, Shohei Aichi, JP 652 9791

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3.5 Year Payment $1600.00 $800.00 $400.00 Oct 16, 2027
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