Schlumberger Technology Corporation

Mohammad Irfan Uddin

Robert Kyle Wiesenborn

Xuedong Yang

Maxim Klyuzhev

Rishi Mishra

Idalia Stevenson

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.

Growing community of inventors

Sugar Land, TX, United States of America

Mohammad Irfan Uddin