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MTA-A type mechanical oil pipe anchor
MTA-A type oil pipe anchor is a mechanical pipe anchoring device for lifting, rotating, and lowering oil pipes.
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MTA-B type mechanical oil pipe anchor
MTA-B type tubing anchor is a mechanical tubing anchoring device that relies entirely on rotating tubing operation.
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HTA type hydraulic oil pipe anchor
HTA type hydraulic tubing anchor is a hydraulic setting anchor that can be lowered into a well together with one or more.
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SLM type hydraulic anchor
Hydraulic anchors are mainly used for anchoring downhole pipe columns during operations to prevent excessive pressure at the lower part of the packer,
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DEJ-A type expansion joint
DEJ-A expansion joint is a key matching tool for downhole operation string, which is used to adjust the change of tubing length caused by temperature or pressure change in the string,
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DEJ-B type expansion joint
The DEJ-B type expansion joint is based on the A-type expansion joint, which changes the key connection method to a hexagonal combination of the outer tube and the central tube to transmit torque.
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DSJ safety connector
The safety joint is the core tool for protecting the downhole operation string.
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DCV circulation valve
Circulating valve is a type of circulation tool used to establish oil casing connection underground.
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