Foam Prevention In The Reverse Flotation Process For Purifying Calcium Carbonate

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United States of America Patent

SERIAL NO

15923236

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Abstract

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This invention relates to an composition, comprising

    A) at least one quaternary ammonium compound which is a collector for the reverse flotation of magnesium minerals from calcium carbonateB) at least one antifoam agentC) a solventand its use in the reverse flotation of calcium carbonate.

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Patent Owner(s)

Patent OwnerAddress
CLARIANT INTERNATIONAL LTD4132 MUTTENZ

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
ARIAS, MEDINA Jorge Antonio Forest Hill, AU 6 6
BARTALINI, Nilson Mar São Paulo, BR 6 6
DA, SILVA Wagner Claudio São Paulo, BR 12 12
DILSKY, Stefan Gerbrunn, DE 11 36
DUARTE, Zaira Guimaraes São Paulo, BR 3 3
OLIVEIRA, FILHO Antonio Pedro São Paulo, BR 3 3
SPECK, CASSOLA Monica São Paulo, BR 6 6

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