PROPACK

Oil and gas well machine parts, namely, sand control screens for use with well drilling machines in the oil, gas and energy industries; Oil and gas well machine parts, namely, high performance sand control screens for use with slotted liners and perforated base pipes for use with well drilling machines in the oil, gas and energy industries; Oil and gas well machine parts, namely, self-cleaning, plugging resistant punched sand control screens for use with well drilling machines in the oil, gas and energy industries; Oil and gas well machine parts, namely, sand control devices in the nature of self-cleaning, plugging resistant sand control screens for use with well drilling machines in the oil, gas and energy industries