05.07.2009

Brent Crude is one of the major classifications of oil. Brent Crude is sourced from the North Sea. Technically, it is a mix of crude from the UK Brent field and the Ninian field. The term Brent is the initials of 5 production layers: Broom, Rannoch, Elieve, Ness and Tarbat

A tank used to relieve surges in a hazardous liquid pipeline system, or to receive and store hazardous liquid transported by a pipeline for re-injection and continued transportation by pipeline. Pipeline operations use breakout tanks to hold oil in the event of a sudden surge or to take on and store oil for a time before it is re-injected into the pipeline for further movement

To unscrew drillstrings or other components which are coupled by various thread forms known as connections, including tool joints and other threaded connections

Water that contains relatively low concentrations of any soluble salts. Brackish water is saltier than fresh

Such as in to erect boundary marks on the lease area

A type of mobile offshore drilling unit that has a part of its structure in contact with the seafloor when it is on site and drilling a well.  The remainder of the rig is supported above the water.  The rig can float, however, allowing it to be moved from one drill site to another.   Bottom-supported units include submersible rigs and jackup rigs