Depletion allowance; Oil depletion allowance; Gas depletion allowance

Depletion allowance as was approved in Israel before Sheshinski is an unusual fiscal feature in today’s world. It is the same rate (27.5%) as the old depletion allowance in the US that originated in 1926 and lasting into the 1980s. with this kind of allowance the producer has the option of choosing either cost depletion …

De-commissioning, Decommissioning; Decommissioning of offshore structures; Decommissioning of an energy installation; Decommissioning of a nuclear plant

Removing a piece of equipment from action (such as removing all the infrastructure after its has passed its life span for instance removing wells from the sea-floor after a field has been depleted). It is the preferred term (rather than Abandonment) for the re-use, recycling and disposal of redundant oil and gas facilities. In nuclear …

Compression station; Compressor station; Compressor installation; Compressor plant

To ensure that the natural gas flowing through any one pipeline remains pressurized, compression of this natural gas is required periodically along the pipe. This is accomplished by compressor stations, usually placed at 40 to 100 mile intervals along the pipeline. Any permanent combination of facilities which supplies the energy to move gas at increased …

Coal balls

A lump of petrified plant matter, frequently spheroid, found in coal seams of the Upper Carboniferous Period (from 325,000,000 to 280,000,000 years ago). Coal balls are important sources of fossil information relating to the forests preceding the Coal Age