Inerting process for impurities

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United States of America Patent

PATENT NO 9624129
APP PUB NO 20120216723A1
SERIAL NO

13501774

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Abstract

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An inerting process for impurities in aggregates intended for preparation of hydraulic or hydrocarbon compositions, includes adding to the composition or to one of its constituents a cationic polymer corresponding to at least one derivative of a natural polymer or a polymer of natural origin selected from the group including dextrin (in particular yellow dextrin and white dextrin), chitosan, chitin, alginates, hemicellulose, pectin, polyols or proteins.

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Patent Owner(s)

Patent OwnerAddress
HOLCIM TECHNOLOGY LTDSWITZERLAND ZUG ZUG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ghilardi, Serge Mery, FR 5 22
Hoang, Lê-Chiên Ruy-Montceau, FR 3 2

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