... of conventional solid expandable drilling liners can drive excessive risks into the well and even cause a costly sidetracking of the well. Operators in the former Soviet Union (FSU) have been successfully using short expandable openhole clad-thru-clad liners for decades to cost-effectively mitigate expected...

... at 6,000 ft TVD, gradually increasing through numerous productive intervals to 7,000 ft. upstream oil & gas montgomery offshore technology conference evaluation drilling liner weatherford intl torque drilling operation overcome loss otc 17687 thief zone rosenberg liner wellbore...

... was whether to place the shoe above or below the Palaeocene sands. There are two schools of though on this. One is that the shoe should be placed above the Palaeocene with the top of the deep casing cement below the bottom of the Palaeocene. drilling liner turbine drilling operation stinger north...