■Oil (gas) testing engineering
Conventional processes for gas production testing:
Drifting →flushing → perforating→ fracturing (acidification) → blowing out and cleaning up (gas lift) →static pressure testing → producing (including flowing pressure measuring and full analysis of gas and water samples) → measuring pressure buildup → transferring or killing well
■Operation (pump inspection, sand washing) engineering
■Overhaul, minor repairs of oil and gas wells