PROPUNCH

Metal sand control screen for use in the oil, gas and energy industries; high performance sand control screen for use with slotted liners and perforated base pipes in the oil, gas and energy industries; self-cleaning, plugging resistant punched sand control screen for use in the oil, gas and energy industries; sand control devices, namely, self-cleaning, plugging resistant sand control screens for use in the oil, gas and energy industries, all the foregoing being machines