Apparatus for stripping sucker rod under pressure for oil well
The utility model relates to a sucker rod stripping device for the pressure work of an oil well, which is used for the workover job of oil wells in oil fields. The upper end of a single ram-type blowout preventer is connected with a lubricator through a slip; the upper end of the lubricator is conne...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model relates to a sucker rod stripping device for the pressure work of an oil well, which is used for the workover job of oil wells in oil fields. The upper end of a single ram-type blowout preventer is connected with a lubricator through a slip; the upper end of the lubricator is connected with a hydraulic sealer through a slip; an oil recovery pup joint, a sucker rod self seal and a fixed slip are arranged above the hydraulic sealer and mutually and orderly connected through slips; a lower cross beam is arranged between the hydraulic sealer and the oil recovery pup joint; the lower end of a sliding slip is connected with a sliding cross beam. The utility model has the advantages of reasonable design and reliable operation; the utility model can be used for guaranteeing the safety of the sucker rod stripping operation of oil wells, avoiding the occurrence of accidents such as the ejection of the sucker rod, etc. and the pollution to the oil layer and the ground surface when well killing hydraulic wells are used, protecting the productivity of the oil and gas layers and providing technical and substance guarantee to the pressure work of the oil wells. |
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