Get Conventional Natural Gas Extraction US. Vertical drilling was the first type of natural gas extraction technique used, and was the only type used until the 1980s, when this is also called conventional natural gas. In most cases, it occurs together with oil reservoir deposits oil extraction often comes with natural gas extraction.
Conventional gas is accessible because it is trapped under a permeable layer of rock.
Natural gas resource base and growth. (redirected from natural gas extraction). Natural gas that is economical to extract and easily accessible is considered conventional. conventional gas is trapped in permeable material beneath natural gas found in other geological settings is not always so easy or practical to extract. Conventional natural gas can be extracted through drilling wells.