Impregnation device and impregnation method

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United States of America Patent

PATENT NO 9987654
APP PUB NO 20150125608A1
SERIAL NO

14533176

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Abstract

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The present invention includes (i) a liquid storing tank in which an impregnating liquid is stored, (ii) a hollow tube provided in the liquid storing tank, (iii) a vacuum pump which produces a vacuum in one end of the hollow tube, and (iv) a transport mechanism which transports a porous material in the impregnating liquid drawn into the hollow tube. A degree of vacuum in the vacuum is maintained in a given range.

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Patent Owner(s)

  • TOSHIO MURATA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Murata, Toshio Shiga, JP 67 725

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