www.thedriller.com/articles/87062-pipe-based-screen
Pipe-based Screen
October 2, 2007

The Pioneer is a pipe-based, all-welded screen from Alloy Machine Works. It provides downhole sand control in wells. It is designed for use in deep, high-pressure, high-temperature and highly deviated wells. The screen can be modified to meet a wide variety of well applications, including steam, water flood, water source, injection and waste disposal.
Alloy Machine Works, Card No. 183