O.O.A meaning in oil and gas
Definition
Outer Outer Annulus
O.O.A means Outer Outer Annulus. A well is often made up of several casing strings, one inside the other. The void between the first and second casing is called the IA or Inner Annulus. The void between the second and…
A well is often made up of several casing strings, one inside the other. The void between the first and second casing is called the IA or Inner Annulus. The void between the second and third casing strings is called the OA Outer Annulus. The void between the third and fourth casings strings is called the OOA Outer Outer Annulus.
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