Nitrogen freeze procedure expedites P&A operation in the Gulf of Mexico ///

A difficult P&A operation in the GOM was halted, due to a casing part below the slips. Inspection revealed damage so extensive, that further operations or well entry were impossible without changing the BOP for a larger-diameter version. Gas was also emanating from the wellbore, which required a barrier. To solve the problem and reduce NPT, a novel nitrogen freeze technique was employed.

Log in to view this article.

Not yet a subscriber?  Find out more and subscribe today! 

Already a subscriber but don’t have an online account? Contact our customer service.

 

 

*Access will be granted the next business day.