Oil pipe centralizing device for operation under pressure
A technology for working under pressure and tubing, applied in drill pipes, casings, drilling equipment, etc., can solve the problems of easy bending of tubing, reduced operation safety and operation efficiency, etc., and achieve the effect of easy operation.
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[0020] Embodiments of the present invention will be described in detail below, and examples of the embodiments are illustrated in the drawings, in which the same or similar reference numerals represent the same or similar elements or elements having the same or similar functions. The following is exemplary, and is intended to be used to illustrate the invention without understanding the limitation of the invention. Components of the embodiments of the present invention described and illustrated in the drawings herein can be arranged and designed in various configurations.
[0021] In the description of the embodiments of the present invention, it is to be explained that indicating the orientation or location relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship of the present invention, or this The orientation or positional relationship of the art staff is commonly understood, which is intended to f...
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