GLOSSARY

Crane Barge

Vessel capable of lifting heavy equipment onto / off offshore installations.
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Density

The heaviness of crude oil, indicating the proportion of large, carbon-rich ...
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Development well

A well drilled in or adjacent to a proven part of ...
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Discovery well

An exploratory well that encounters a previously untapped oil or gas ...
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Downstream sector

The refining and marketing sector of the petroleum industry.
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Dry hole

Any exploratory or development well that does not find commercial quantities ...
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Dry Gas

Or Lean gas is natural gas composed mainly of methane.
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Drilling Mud / Fluid

Mixture of base substance and additives used to lubricate drill bit ...
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Deep-Water Discovery

An offshore discovery located in at least 200 metres of water.
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