There are several methods by which CTD applications have been categorized. Most operations can be described using the following criteria (Fig. 1): 1. Well status – new or re-entry well 2. Wellbore trajector. [pdf]
The sort of application, location, and complexity of the planned well will determine which items of surface equipment are specified and then selected. The principal items required to complete most coiled. [pdf]
Roughnecks work as part of a team on an oil rig and are responsible for a wide range of tasks. They play a crucial role in the drilling process and are responsible for connecting and disconnecting joints of drill pip. [pdf]
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