The Production string is a string which is installed to separate productive zones from other reservoir formations or for testing purposes.
- The string through which the well will be completed, produced and controlled
- Used with or without a packer or flow tubing and inside which product flows.
- In most cases, the production casing will serve to isolate the productive intervals, to facilitate proper reservoir control and to prevent the influx of undesired fluids.
- In some conditions the well can be left with an open-hole completion below the . . .
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