Use of aqueous dispersions for tertiary petroleum production

E - Fixed Constructions – 21 – B

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E21B 43/22 (2006.01)

Patent

CA 2595467

The invention relates to the use of aqueous dispersions for tertiary petroleum production, whereby a polymer is introduced into an oil deposit. Said method uses water-soluble polymers in a dispersion consisting of said polymers and at least one water-soluble, polymer stabiliser.

L'invention concerne l'utilisation de polymères solubles dans l'eau dans le cadre de la récupération tertiaire du pétrole par introduction du polymère dans un gisement pétrolifère. Selon l'invention, les polymères solubles dans l'eau sont employés sous la forme d'une dispersion du polymère soluble dans l'eau et d'au moins un stabilisateur polymère soluble dans l'eau.

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