Novel horizontal well sucker rod
The utility model belongs to the technical field of oil exploitation equipment, a novel horizontal well sucker rod is related to. The utility model mainly provides a strong resistance to abrasion's novel horizontal well sucker rod, include the body, right the piece, be equipped with the mountin...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model belongs to the technical field of oil exploitation equipment, a novel horizontal well sucker rod is related to. The utility model mainly provides a strong resistance to abrasion's novel horizontal well sucker rod, include the body, right the piece, be equipped with the mounting groove on the body, the internal surface of mounting groove is equipped with the wearing layer, it installs in the mounting groove to right the piece, the body surface is equipped with the rigid polyurethane foam layer, still be equipped with the high density polyethylene layer outside the rigid polyurethane foam layer, pipe inner wall still is equipped with anticorrosion coating. The utility model discloses compare and prior art, fix through the mounting groove and right the piece for right the piece and can not make axial motion at the body, alleviateed rubbing partially of geminate transistors body surface face, also reduced and right fast wearing and tearing probability, prolonged the lifewho rights the piece, its |
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