Coiled Tubing Glossary...

Elevators: A set of clamps that grip a stand, or column, of casing, tubing, drill pipe or sucker rods, so that the stand can be raised or lowered into the well.

E-Line: Electric line, a small-diameter conductive line used in electric wireline operations.

Elongation: The increase in gage length of a tensile test specimen, expressed as a percent of the original gage length.

Emergency Shut-down Device (ESD): System to shut-down a well or series of wells in the event of an emergency

Extender: an additive put in drilling mud to increase viscosity without adding clay or other thickening material. In cement, it is used to increase the yield of the cement slurry.

Please inform ICoTA to add a glossary term.