Foam Prevention In The Reverse Flotation Process For Purifying Calcium Carbonate

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United States of America Patent

SERIAL NO

14409258

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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 LTDSWISS MU TENGCI MUTTENZ BASEL-LANDSCHAFT

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Arias, Medina Jorge Antonio Sao Paulo, BR 6 6
Bartalini, Nilson Mar Sao Paulo, BR 6 6
Da, Silva Wagner Claudio Sao Paulo, BR 12 12
Dilsky, Stefan Gerbrunn, DE 11 36
Duarte, Zaira Guimaraes Sao Paulo, BR 3 3
Oliveira, Filho Antonio Pedro Sao Paulo, BR 3 3
Speck, Cassola Monica Sao Paulo, BR 6 6

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