"Conductor casing" means the temporary or permanent casing used in the upper portion of the borehole to prevent collapse of the formation during the construction of the well.
Nev. Admin. Code § 534.080
"Conductor casing" means the temporary or permanent casing used in the upper portion of the borehole to prevent collapse of the formation during the construction of the well.
Nev. Admin. Code § 534.080