Technical Library

09/08/2015

A major operator in the Norwegian North Sea anticipated problems while drilling a    12-¼ x 13-½ in. hole section which required setting 10-¾ in. casing early. This left a section of overburden exposed above the reservoir. 

The 8-5/8 in. ESET HP System isolated the overburden section,...

08/27/2018

An Operator in the Norwegian North Sea encountered a restriction 118m (387 ft.) off bottom while running a 10-¾” MLT liner. This was the third attempt to pass the trouble spot. The decision was made to cement the MLT liner in place and find an alternative way to cover up the troublesome Balder...