Milling and fishing continuous working tool for motor rotor
The utility model provides a milling and salvaging continuous working tool for a motor rotor, which relates to the technical field of oil and gas well downhole operation tools, and comprises a female tap and a scalping milling ring, the female cone is provided with a first connecting section, a leng...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a milling and salvaging continuous working tool for a motor rotor, which relates to the technical field of oil and gas well downhole operation tools, and comprises a female tap and a scalping milling ring, the female cone is provided with a first connecting section, a lengthened hollow section, a fishing section and a second connecting section which are arranged in the axial direction, and the inner diameters of the fishing section and the second connecting section are gradually increased in the direction from the first connecting section to the second connecting section; the scalping milling ring is provided with an axially-through casing milling cavity, one end of the scalping milling ring is connected to the second connecting section, a plurality of metal particle teeth are arranged on the inner wall of the other end of the scalping milling ring, and the inner diameter of the casing milling cavity is gradually increased in the direction from the female tap to the scalping milling |
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