Fluid loss:

Terms Related to Fluid loss

• Circulation loss

  The loss of drilling fluid to a formation, usually caused when the hydrostatic head pressure of the column of drilling fluid exceeds the formation pressure. This ...

• Lost circulation material (lcm)

  A substance added to cement slurries or drilling mud to prevent the loss of cement or mud to the formation. See bridging materials.

• Slurry

  1. In drilling, a plastic mixture of cement and water that is pumped into a well to harden. There it supports the casing and provides ...

• Cementing materials

  A slurry of portland cement and water and sometimes one or more additives that affect either the density of the mixture or its setting time. ...

• Cementing

  1. The application of a liquid slurry of cement and water to various points inside or outside the casing. 2. To prepare and pump cement ...

• Openhole

  The uncased portion of a well. All wells, at least when first drilled, have openhole sections that the well planner must contend with. Prior to ...

• Friction loss

  A reduction in the pressure of a fluid caused by its motion against an enclosed surface (such as a pipe). As the fluid moves through ...