Casing (borehole)
Videos
Casing is a large diameter pipe that is assembled and inserted into a recently drilled section of a borehole to protect and support the wellstream. The lower portion is typically held in place with ce
Casing diameters of a borehole
Casing diagram
Premium gas tight connections on a casing string
Casing arranged on a rack at a drilling rig in preparation for installation
Well control
Videos
Well control is the technique used in oil and gas operations such as drilling, well workover and well completion for maintaining the hydrostatic pressure and formation pressure to prevent the influx o
Deepwater Horizon drilling rig blowout, 21 April 2010