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Oil & gas
Terms concerning oil and gas as a fossil fuel and natural resource.
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Oil & gas > Oilfield 
gravel-pack gun
Oil & gas; Oilfield
A perforating-gun system containing big-hole or gravel-pack charges. A gravel-pack gun usually has a large outside diameter to minimize standoff between the gun and casing. It is ...
carrier gun
Oil & gas; Oilfield
A perforating gun, consisting of a loading tube and shaped charges. The shaped charges are housed inside a metal tube or pipe known as a carrier. The carrier protects the charges ...
high-shot density gun
Oil & gas; Oilfield
A perforating gun having more than four shots per foot. In addition to providing a greater number of perforations, a high-shot density gun also improves the phasing, or ...
scallop gun
Oil & gas; Oilfield
A perforating gun with a recess profile in the perforating gun body adjacent to the shaped charge. The scallop profile reduces the external burrs created as the perforating jet ...
expendable gun
Oil & gas; Oilfield
A perforating gun assembly that disintegrates upon firing, thereby reducing the volume and dimensions of retrieved components. Expendable guns are typically used where wellbore ...
retrievable gun
Oil & gas; Oilfield
A perforating gun designed to be retrieved from the wellbore after firing. Retrievable guns are generally configured for minimal debris and distortion of the gun body to help ...
through-tubing gun
Oil & gas; Oilfield
A perforating gun assembly designed to run through the restricted clearance of production tubing, then operate effectively within the larger diameter of the casing or liner below. ...
Sub-categories
- corrosion inhibition (0)
- Downhole (49)
- Drilling (9514)
- Environmental management (93)
- Fuel handling (16)
- Horizontal directional drilling (7)
- Offshore oil exploration (2047)
- Oil (4406)
- Oil & gas instrumentation (856)
- Oilfield (22159)
- Pipeline related (90)