Diesel-oil plug:

Terms Related to Diesel-oil plug

• 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 ...

• Expendable plug

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

• Plug

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

• Opening/closing plug

  A rubber plug used in primary cementing operations to displace cement slurry from the casing into the borehole annulus.

• Upper crown plug (subsea)

  A plug that fits in the bore of a subsea tree to serve as the secondary barrier against reservoir pressure.

• 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.

• Lower crown plug (subsea)

  A plug that fits in the bore of a subsea tree, usually below the tubing hanger, to serve as the primary barrier against reservoir pressure.