Opening/closing plug:

Terms Related to Opening/closing plug

• 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 ...

• Wiper plug

  A rubber-bodied, plastic- or aluminum-cored device used to separate cement and drilling fluid as they are being pumped down the inside of the casing during ...

• Secondary cementing

  Any cementing operation after the primary cementing operation. Secondary cementing includes a plug-back job, in which a plug of cement is positioned at a specific ...

• Barite plug

  1. A settled volume of barite particles from a barite slurry placed in the wellbore, usually to seal off a pressured zone. 2. A plug ...

• Plug-back cementing

  A secondary-cementing operation in which a plug of cement is positioned at a specific point in the well and allowed to set.

• Plug

  Any object or device that blocks a hole or passageway (such as a cement plug in a borehole).

• Expendable plug

  A temporary plug set of a psa, landed in a production packer to convert it to a bridge plug.