Casing Patches A casing patch can be required in the following situations: – the casing…

Casing Make-Up Torque Due to potential frequent changes to casing specification, casing make-up torque and…

Casing Setting Depths Casing setting depths found in Drilling Programmes fall into two categories: 1.…

Casing and Liner Colour Codes Colour Codes for New Casing/Liner All new casing shall be…

Well evaluation guidelines for exploration wells Evaluation work for an exploration well will be carried…

Formation Evaluation – Organisation and Responsibilities The evaluation requirements for drilling operations are identified by…

What is petrophysics? In petroleum exploration, the geological model is developed and then proved, disproved,…

Evaluation Standards The evaluation requirements for a particular well depend upon the type of well…