Additives for improving motor oil properties

Details Additives for improving motor oil properties Additives for improving motor oil properties

E - Fixed Constructions

21

B

E21B 43/12 (2006.01) C10M 105/00 (2006.01) C10M 125/00 (2006.01) C10M 169/04 (2006.01)

Patent

CA 2750658

An electric submersible motor is provided that includes a plurality of rotors and bearings mounted on a shaft, and a stator external to said rotors. A running clearance is located between an inner diameter of the stator and external diameter of the rotors, and includes a lubricating oil that includes a base hydrocarbon oil and a plurality of nanoparticles. Also provided is an improved lubricant oil and method of preparation thereof are provided. The lubricant oil includes a hydrocarbon containing base oil and a plurality of nanoparticles. The nanoparticles may be present in an amount up to 30% by volume.

L'invention concerne un moteur électrique submersible comprenant une pluralité de rotors et de roulements montés sur un arbre et un stator extérieur auxdits rotors. Un jeu de fonctionnement est ménagé entre un diamètre intérieur du stator et un diamètre extérieur des rotors, et contient une huile de lubrification qui comprend une huile de base contenant des hydrocarbures et une pluralité de nanoparticules. L'invention concerne également une huile lubrifiante et un procédé pour sa préparation. L'huile lubrifiante comprend une huile de base contenant des hydrocarbures et une pluralité de nanoparticules. Lesdites nanoparticules peuvent être présentes dans une teneur pouvant atteindre 30% en volume.

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