Archives: Glossary Terms

Bottomhole pressure (BHP) is the pressure measured at the bottom of a wellbore, usually at the midpoint of the producing interval or at the depth…

Artificial lift is a broad category of production engineering techniques used to increase the flow of hydrocarbons (oil, gas, and water) from a reservoir to…

Overbalance perforating is a well intervention technique used to create holes in casing, cement, and formation to establish hydraulic communication between the reservoir and the…

Underbalance perforating is a well intervention technique used during the completion or re-completion of oil and gas wells. It involves firing shaped charges to create…

Tubing Conveyed Perforating (TCP) is a highly efficient and precise well intervention technique used to create perforations in the casing and cement sheath of an…

Wireline is a critical technology used in oil and gas well intervention and stimulation operations. It refers to a single, thin, high-strength cable or line…

Slickline is a mechanical intervention method used in oil and gas wells to perform a variety of downhole tasks without killing the well or pulling…

E-Line (Electric Line), also known as electric wireline, is a cable-based conveyance system used in oil and gas wells to deploy tools and equipment for…

Rigless intervention refers to a set of well intervention techniques performed without the need for a conventional drilling or workover rig. Instead, these operations utilize…

A Hydraulic Workover Unit (HWU) is a specialized piece of mobile or skid-mounted equipment used in the oil and gas industry to perform well intervention,…

Swabbing is a well intervention technique used in the oil and gas industry to remove fluids from the wellbore, typically to initiate or increase the…

Wellbore cleanout refers to a suite of intervention techniques and operational procedures designed to remove debris, fill, scale, paraffin, hydrates, or other obstructions from the…