Alternate Path Sand Screens | Gravel Pack | Schlumberger
UltiPac Alternate Path extendedreach gravelpack screen has unique round shunt tubes to minimize frictional losses and increase the gravelpack length to more than 6,000 ft [1,829 m]. Each screen is equipped with six transport tubes and three packing tubes, all encased by the screen wire for protection so that the screen can be fully rotated while running in. The screen uses the same wrapped ...