Sell formula oil jacket linker absolutely
The utility model discloses a sell formula oil jacket linker absolutely, belong to oil gas exploitation technical field, which comprises a saxophone body, be equipped with a plurality of screws on the body, the screw has all been inserted to every screw, screw and screw thread connect, the cavity ha...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model discloses a sell formula oil jacket linker absolutely, belong to oil gas exploitation technical field, which comprises a saxophone body, be equipped with a plurality of screws on the body, the screw has all been inserted to every screw, screw and screw thread connect, the cavity has in the screw, the cavity is one end open -ended blind pipe structure, the cecum of cavity is located the lumen of body, the open end of cavity is located outside the lumen, the lower extreme of body is equipped with the external screw thread that is used for connecting below oil pipe, the upper end of body is equipped with the internal thread that is used for connecting top oil pipe, the bottom of lumen is equipped with the block that is used for preventing the screw to pass through. This device simple structure, convenient to use can get through the passageway between oil pipe and the production string fast, and the success rate of getting through is high, and is very practical. |
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