CSO
Definition
Complete Shut Off
CSO means Complete Shut Off. In reference to diverters, annular preventers this refers to an ability to close and seal without a tubular in the well to seal on.
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Complete Shut Off
CSO means Complete Shut Off. In reference to diverters, annular preventers this refers to an ability to close and seal without a tubular in the well to seal on.
You might also be looking for