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Glossary

This glossary contains list of Atex, Ex, Hazardous, Hazmat, Offshore, Ship and related terms and description.
This list is for information only - If life, property and so is in risc - search information from Gov. authorities or like.

There are 650 entries in this glossary.
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Term Definition
Abandon

To cease work on a well which is non-productive, to plug off the well with cement plugs and salvage all recoverable equipment. Also used in the context of field abandonment.

Author: mos
Hits: 303
Accumulation

Accumulation - Pressure increase over the maximum allowable working pressure of the vessel allowed during discharge through the pressure-relief device.

Author: mos
Hits: 162
Acid fracture

A combination of oil and acid or water and acid under high pressure used to separate or fracture hard limestone formations.

Author: mos
Hits: 191
Acidize

To treat oil-bearing limestone or other formations, using a chemical reaction with acid, to increase production. Hydrochloric acid or other acid is injected into the formation under pressure. The acid etches the rock, enlarging the pore spaces and passages through which the reservoir fluids flow. The acid is then pumped out and the well swabbed and put back into production.

Author: mos
Hits: 186
Actual flow capacity

Actual flow capacity is the flowing capacity determined by measurement.

Author: mos
Hits: 133
Adjusted set pressure

Adjusted set pressure - Vacuum or gauge pressure at which under test stand conditions (atmospheric back pressure) valves commence to lift

Author: mos
Hits: 130
Aero-Derivative Turbin

An industrial gas turbine. The design of which is derived from aerospace turbines, generally between 10-50 megawatts.

Author: mos
Hits: 241
AEx

AEx - North American NEC 505 Explosion protected Equipment.

Author: mos
Hits: 177
AHTS

AHTS is an abbreviation within shipping for - Anchor Handling Tug Supply Vessel

Author: mos
Hits: 269
Air drilling

A method of rotary drilling that uses compressed air as its circulation medium. This method of removing cuttings from the well bore is as efficient or more efficient than the traditional methods using water or drilling mud; in addition, the rate or penetration is increased considerably when air drilling is used. However, a principal problem in air drilling is the penetration of informations containing water, since the entry of water into the system reduces its efficiency.

Author: mos
Hits: 192
Albian

Albian: The oldest terrain from the secondary (also called "Cretaceous) era.

Author: mos
Hits: 300
Ambient air

Ambient air - Normal atmosphere surrounding the equipment and protection system.

Author: mos
Hits: 128
Ambient temperature

Ambient temperature - Temperature of the air or other medium where the equipment is to be used (IEV 826-01-04) (IEC 60204-32:1998), Note: For the application of the Directive 94/9EC only air is consdered.

Author: mos
Hits: 152
Amino acids

Amino acids: Fundamental constituents of protein, with both an acid and a basal function.

Author: mos
Hits: 208
Annex B

Operator's dvelopment plan for an offshore installation. It requires government approval before it can be implemented.

Author: mos
Hits: 245

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