Schlumberger Technology Corporation

Idalia Stevenson

Robert Kyle Wiesenborn

Xuedong Yang

Maxim Klyuzhev

Rishi Mishra

Mohammad Irfan Uddin

A method for milling and removing debris in a wellbore, comprising: moving a collecting while milling (CWM) tool downhole into the wellbore; and conducting a first operation with the CWM tool, wherein the first operation comprises: a first cycle including operating a motor of the CWM tool at a first torque and a first speed, wherein the first operation includes milling an obstruction in a wellbore; and a second cycle including operating the motor of the CWM tool at a second torque and second speed to power a centrifugal pump to circulate wellbore fluid through a bailer of the CWM tool to collect debris, wherein the first torque is greater than the second torque and the second speed is greater than the first speed.

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Sugar Land, TX, United States of America

Idalia Stevenson