IDENTIFYING CRATER POTENTIAL IMPROVES SHALLOW GAS KICK CONTROL

12/27/1993
Luiz Alberto Rocha Louisiana State University/Petrobras Baton Rouge Adam T. Bourgoyne Louisiana State University Baton Rouge An understanding of sea floor crater mechanisms can help drillers determine whether to divert or shut in a shallow gas kick. Proper well planning that considers potential shallow gas sources can eliminate some of the more common failure situations with both diverting and shutting in of a well. Current well control practice for land and bottom-supported marine rigs usually calls for shutting in the well when a kick is detected, providing sufficient casing has been set to keep any flow undergr...
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