Desorbants for enhanced oil recovery

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United States of America Patent

PATENT NO 9598629
APP PUB NO 20150291875A1
SERIAL NO

14373648

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Abstract

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Provided is a process of enhanced oil recovery from an oil reservoir of an underground formation by using a compound of formula (I) to inhibit the phenomena of retention of anionic surfactants within an oil-bearing reservoir, such as a carbonate or clay reservoir: R—O—(—CH2—CH(—CH3)—O—)m—(—CH2—CH2—O—)n—H, wherein: R is a hydrocarbon-based group comprising from 6 to 40 carbons; m ranges from 0 to 20; n is greater than m and ranges from 5 to 40.

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Patent Owner(s)

  • INSTITUT FRANCAIS DU PETROLE;RHODIA OPERATIONS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bazin, Brigitte Rueil-Malmaison, FR 6 30
Moreau, Patrick Bordeaux, FR 18 112
Morvan, Mikel Pessac, FR 48 420
Tabary, René Rueil-Malmaison, FR 6 11

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