After detection of severe corrosion in Umm-Al-Dalkh oil wells, well production and fluid characteristics, metallurgy of tubing material, downhole operations were reviewed in order to define the main reasons of corrosion. Some of the wells were Caliper surveyed. Worked over tubing and X-mas trees were inspected.

Inspection results were correlated with different parameters which may influence CO2 corrosion in oil wells.

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