Well tubings with polymer liners

Details Well tubings with polymer liners Well tubings with polymer liners

E - Fixed Constructions

21

B

E21B 17/00 (2006.01)

Patent

CA 2709648

The invention relates to well tubings, in particular oil well tubings, having an improved resistance to abrasion and corrosion. A well tubing comprises a plurality of tubing sections each having a bore and an inside diameter, wherein at least part of the tubing sections has polymer liners disposed within said bore of said tubing section, characterized in that said polymer liners are comprised of crosslinked polyethylene.

L'invention concerne des tubages de puits, en particulier des tubages de puits pétroliers, présentant une résistance supérieure à l'abrasion et à la corrosion. Un tubage de puits comprend une pluralité de sections de tubage comprenant chacune un orifice et un diamètre interne, au moins une partie des sections de tubage comportant des revêtements polymères placés à l'intérieur dudit orifice de ladite section de tube. L'invention est caractérisée en ce que lesdits revêtements polymères sont composés de polyéthylène réticulé.

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