casing

Oil & gas. The pipe in a wellbore hole, cemented into place to prevent pollution and to protect the hole.

casing. Oil & gas. The pipe in a wellbore hole, cemented into place to prevent pollution and to protect the hole. intermediate casing. Casing that protects deep formations against pollution from drilling and producing opera-tions. production casing. Wellbore pipe through which oil and gas is produced. • Production casing is the last pipe set in