METHOD FOR REFORMING COAL ASH, AND METHOD FOR PRODUCING FLY ASH FOR CONCRETE ADMIXTURE

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United States of America

APP PUB NO 20200030853A1
SERIAL NO

16484327

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Abstract

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The present invention provides a method for reforming coal ash, including classifying coal ash having 10% by mass or more of a residue on a 45 μm sieve by using a forced vortex centrifugal type classifying apparatus, under a condition that the residue on a 45 μm sieve of the coal ash after the classifying becomes in a range of 1% by mass or more and 8% by mass or less.

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Patent Owner(s)

Patent OwnerAddress
MITSUBISHI MATERIALS CORPORATION2-3 MARUNOUCHI 3-CHOME CHIYODA-KU TOKYO 100-8117

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
DOI, Koota Tokyo, JP 2 0
YAMASHITA, Makio Chichibu-gun, JP 6 1

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