| 摘要 |
A wellbore fluid treatment assembly includes: a tubing string, a fluid port extending through the tubing string wall, the fluid port positioned in a shift gap created by movement of a sliding sleeve valve when opening the fluid port; and a tool for locating the fluid port in the tubing string, the tool including: a body, a locking protrusion encircling a circumference of the body, at least a portion of the locking protrusion having a length measured along the tool's long axis selected to fit into the shift gap.
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