Packer or plug using a pack of fibres

Details Packer or plug using a pack of fibres Packer or plug using a pack of fibres

E - Fixed Constructions

21

B

E21B 33/12 (2006.01)

Patent

CA 2664001

A device functioning as a packer or temporary plug consisting of a case in which liquid passage preventing material is located. The liquid passage preventing material may be a layer of fibers made from organic polymers and or glass fiber and the case may be made from materials having a low solubility in the oil well fluid.

L'invention concerne des méthodes géophysiques de sondage et notamment des procédés géophysiques de sondage de puits; elle peut s'utiliser pour assurer l'étanchéité de la zone adjacente au puits dans des travaux de diagraphie.

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