gas column

gas column

[′gas ‚ka·ləm]
(geology)
The difference in elevation between the highest and lowest parts of the various producing zones of a gas-producing formation.
References in periodicals archive ?
The well, which was drilled in 2,074 meters of water depth reaching a final total depth of 3,827 meters, encountered an extended gas column in rocks of Miocene and Cretaceous age.
Data collected from the well, which reached a final total depth of 3,827 meters, as well as the analysis conducted so far, demonstrate the existence of an extended lean gas column in rocks of Miocene and Cretaceous age, under the evaporites seal.
The main well 7219/12-2S encountered a gross 22 metres gas column, while no hydrocarbons were encountered in the sidetrack 7219/12-2A.
The well encountered a gas column of 34 metres in sandstone with good reservoir quality in the main target.
This appraisal well encountered a gas column of 102 metres overall and 86 metres net within two sand layers of Messinian age rock, holding excellent reservoirs.
Based on analysis of electric log, pressure and sample data Jerun-1 has an interpreted gross gas column of approximately 800m in the primary target reservoir and is a multi-TCF gas discovery.
In addition, Dodsal's third well at Mbuyu has encountered a large gas column, in the western side of the block, which is estimated to contain upto 5.
In addition, a third Dodsal well at Mbuyu in Tanzania has found a large gas column which is estimated to contain up to 5.
The Pegaga-2 appraisal well was drilled to a total depth of 2,685 metres and confirmed an 850-metre gas column.
The Sirih-1 well, adjacent to the Sintok discovery, was drilled to a total depth of 3,000 metres into the main target reservoir and penetrated a 293 metres gas column.
The tool will continue to travel until the upstream gas column expands enough that differential pressure is no longer sufficient to overcome the tool's drag.
Comparison of gas compositions of samples obtained from the 2011 perforated zones and the recent 2012 perforated zones indicates a potential single gas column of over 217 metres between the top and bottom perforated zones.

Full browser ?