LWD Shell

LWD shell is the outer shell of the drill collar while drilling, which plays a protective role. 

It has the characteristics of being removable and easy to install.

Logging while drilling means that a logging while drilling tool is connected to a drilling tool to perform testing while drilling. The main components of the LWD tool include the drill collar housing, the circuit frame and the runner adapter. The shell of the drill collar mainly protects the internal instruments.