Defoaming compositions and processes for cementing applications

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United States of America Patent

PATENT NO 9475975
SERIAL NO

13036397

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Abstract

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Cement compositions and processes for reducing air entrainment in a cement composition generally include mixing a hydraulic cement with a defoamer composition including an organic acid ester of a polyoxyethylene-polyoxypropylene block copolymer.

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Patent Owner(s)

Patent OwnerAddress
KEMIRA OYJPORKKALANKATU 3 HELSINKI FI-00180

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bava, Luciana Atlanta, US 8 5
Mahmoudkhani, Amir H Atlanta, US 7 27
Rocker, Jacob A Atlanta, US 1 3
Wilson, Robert E Atlanta, US 51 1126

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