Method of manufacturing recycled plate for sliding nozzle and recycled plate

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United States of America Patent

PATENT NO 9199305
APP PUB NO 20140131400A1
SERIAL NO

14070545

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Abstract

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The manufacturing method of the recycled plate performs, on a plate used for the sliding nozzle, recycling processing including impregnating a matrix of the plate that is formed by a refractory brick with liquid containing at least one of tar and pitch, heating the plate impregnated with the liquid to remove a volatile component, and filling a recess having an opening width and a depth of equal to or smaller than 1 mm, which is present on a surface of the plate after having been impregnated with the liquid and heated, with a thermal expandable refractory material of which volume is increased by at least one of generation reaction and change in a crystal structure with heating when the plate attached to the sliding nozzle is used.

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Patent Owner(s)

Patent OwnerAddress
TYK CORPORATIONTOKYO 108-0075

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hattanda, Hirokatsu Tajimi, JP 6 11

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