18 July 2017

Core analysis

Laboratory analysis of a core sample to determine porosity, permeability, lithology, fluid content, angle of dip, geological age, and probable productivity of the formation.
18 July 2017

Core barrel

A tubular device, usually from 10 to 60 ft (3 to 18 m) long, run at the bottom of the drill pipe in place of a […]
18 July 2017

Core catcher

The part of the core barrel that holds the formation sample.
18 July 2017

Core cutterhead

The cutting element of the core barrel assembly. In design it corresponds to one of the three main types of bits; drag bits with blades for […]