System and method for enhancing packer operation and longevity

Details System and method for enhancing packer operation and longevity System and method for enhancing packer operation and longevity

E - Fixed Constructions

21

B

E21B 33/12 (2006.01) E21B 33/127 (2006.01)

Patent

CA 2762035

A technique improves the formation of dependable seals along wellbores. A packer is constructed with a plurality of elastomeric layers and an internal mechanical layer that extend between mechanical extremities. One or more of a variety of features can be added to, or used in conjunction with, the packer to reduce wear and the potential for detrimental damage during use of the packer.

L'invention porte sur une technique d'amélioration de la réalisation de joints d'étanchéité fiables le long d'un puits de forage. La garniture d'étanchéité est constituée d'une pluralité de couches élastomères et d'une couche mécanique intérieure s'étendant entre les extrémités mécaniques. On peut ajouter une ou plusieurs caractéristiques, ou les utiliser conjointement avec la garniture d'étanchéité afin de réduire l'usure et la possibilité d'un endommagement préjudiciable lors de l'utilisation de la garniture d'étanchéité.

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