blank casing

blank casing

[′blaŋk ′kās·iŋ]
(petroleum engineering)
A casing that has no perforations.
References in periodicals archive ?
furnish and install 18" id 3/8" wall type 316l stainless steel blank casing from +2 to 488 ft bgs.
5/16" wall thickness type 304l stainless steel blank casing with an end cap at the bottom.
work includes 20 ea construct the groundwater monitoring wells; 750 lf of drill 26" borehole(s) and provide 20" conductor casing and sanitary seal to a depth of 50~; 19,950 lf of drill 8" to 10" diameter pilot borehole(s) from a depth of 50~ up to 1500~ below ground surface, and conduct geophysical logging of the pilot borehole; 900 lf of 6" dia sch 80 pvc blank casing; 30,646 lf of 4" dia sch 80 pvc blank casing.