Baker Hughes Oilfield Operations LLC

Bp Exploration Operating Company Limited

Cresencio Perez

Angela Anh Doan

Paulo Jorge Da Cunha Gomes

Daniel J Daulton

Antonio Bottiglieri

Shanshan Huang

David James Hoolas

Emmanuel Therond

A method of cementing a wellbore includes injecting into the wellbore a non-aqueous fluid; injecting into the wellbore a cement slurry and a non-ionic surfactant composition after injecting the non-aqueous fluid; and allowing the cement slurry to set, wherein the non-ionic surfactant composition comprises an alkyl end-capped ethoxylated fatty alcohol, a chain extended non-ionic surfactant, or a combination comprising at least one of the foregoing.

Methods of cementing a wellbore without using a spacer fluid with a chain extended non-ionic surfactant

Methods of cementing a wellbore without using a spacer fluid with an alkyl end-capped ethoxylated fatty alcohol

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Katy, TX, United States of America

Cresencio Perez