Product Description:
The Annular Milling Shoe is a downhole milling tool widely used in oil and gas well operations. It is mainly applied in casing milling and workover operations to remove obstructions in the annular space and to dress the top of a fish during fishing operations. It is an essential tool for clearing downhole blockages and restoring wellbore conditions.
Basic Definition：
Used for casing milling operations to remove obstructions in the annular space and dress the top of a fish. It is a key tool for handling downhole obstructions.
Structural Features：
The bottom has an annular structure and is inlaid with tungsten carbide particles or hardfaced with hard alloy, providing high wear resistance and high strength.
Types:
Integral type, ΦK type, skirted type, and combined type.
Applications:
Stuck pipe accident handling, well abandonment or workover operations, and operations in horizontal wells and complex wells.
Operational Precautions：
The running speed into the well must be strictly controlled. Monitor the mud return volume and rotary table load in real time, and carry out regular reaming and hole-cleaning operations.
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