C - Chemistry – Metallurgy – 10 – G
Patent
C - Chemistry, Metallurgy
10
G
C10G 29/20 (2006.01) B01D 17/04 (2006.01) C02F 1/52 (2006.01) C10G 29/22 (2006.01) C10G 33/04 (2006.01)
Patent
CA 2712345
A method for breaking a crude oil emulsion includes treating the emulsion at an elevated temperature with a demulsifier. The demulsifier contains at least 70 percent by weight of ethylene oxide, 3- hydroxypropylene oxide, or a mixture and has a cloud point temperature of at least about 100°C. A method for desalting the crude oil is also provided.
L'invention porte sur un procédé pour casser une émulsion de pétrole brut qui comprend le traitement de l'émulsion à une température élevée par un désémulsifiant. Le désémulsifiant contient au moins 70 pourcent en poids d'oxyde d'éthylène, d'oxyde de 3-hydroxypropylène ou d'un mélange de ceux-ci et a une température de point de trouble d'au moins environ 100 °C. L'invention porte également sur un procédé de dessalage du pétrole brut.
Patel Nimeshkumar Kantilal
Suresh Seethalakshmi
Company General Electric
Craig Wilson And Company
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