دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: the time taken between starting transporting the rigs and starting drilling

n: refer tospud-in

n: The act of adding commercial materials to convert water or a water-clay slurry into a mud. Mudding up is usually done after drilling a well to a certain depth with relatively inexpensive spud mud or other native-clay mud, or with water or air. By delaying

increasing the density of the mud.

n: rotary table center bore diameter can passes the maximum bit when spudding in.

n: general designation of all the preparing working before a well spudding in.

abbr: spudded;used in drilling reports.

v: 1. to move the drill stem up and down in the hole over a short distance without rotation. Careless execution of this operation creates pressure surges that can cause a formation to break down, resulting in lost circulation. 2. to force a wireline tool or tubing down the hole by using a reciprocating motion. 3. to begin drilling a well;i.e., to spud in.

n: To start the well drilling process by removing rock ,dirt and other sedimentary material with the drill bit.

to begin drilling.

n: a special kind of drilling bit with sharp blades rather than teeth. It is sometimes used for drilling soft, sticky formations.

n: The purpose-made drill bit with blade slice,usually used to drill soft layer or viscous layer.

n: a cylindrical device, usually with a pointed end, that is attached to the bottom of each leg of a jackup drilling unit. The pointed end of the spud penetrates the seafloor and helps stabilize the unit while it is drilling.

n: the first boring of a bole in the drilling of a well.

the date that drilling operations commenced and were reported to the governing regulatory body.