| abstract |
The utility model discloses a kind of high-temperature resistant inner lining oil pick-up tube, described high-temperature resistant inner lining oil pick-up tube comprises described base tube (2) and high-temperature resistant inner lining tubing (3), and described high-temperature resistant inner lining tubing (3) is arranged on the inner side of described base tube (2).Described high-temperature resistant inner lining oil pick-up tube liner tubing has advantage that is high temperature resistant, wear-resisting, anticorrosion, Wax proofing, can use for a long time in the well on the beam under the temperature condition more than 150 DEG C. |