Bowling-type fracture sliding bush for oil and gas well
2012
The utility model relates to a bowling-type fracture sliding bush for an oil and gas well. The bowl-type fracture sliding bush comprises a fixed outer sliding bush and an inner sliding bush which is connected to the inner wall of the outer sliding bush through a shear pin, wherein the outer sliding bush is provided with a spray hole; and the inner wall of the inner sliding bush is provided with a fishing structure used for taking out the inner sliding bush from the fracture sliding bush. The bowling-type fracture sliding bush for the oil and gas well can be used for effectively solving the problem that a sand pipe is blocked by sand, and is simple in structure and convenient in operation.
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