Quiz on Gas Shale and Reservoirs

Gas Shale is not form of natural gas found in underground in shale rock it is classified as un conventional because it is found in shale , a less permeable rock formation than sandstone , limestone or siltstone

• True

• False

Challengies / technologies over shale :

• Exploration

• Appraisal

• Development

• All of the Above

Trap is not geochemical structure affecting the reservoir rock & cap rock of a petroleum system allowing the accumulation of hydrocarbons in reservoir

• True

• False

Shale is fine grains , clastic sedimentary rock , formed from mud that is a mix of flakes of clay minerals & tiny fragments of other minerals , especially quartz & calcite

• True

• False

Shale is not fine grains , clastic sedimentary rock , formed from mud that is a mix of flakes of clay minerals & tiny fragments of other minerals , especially quartz only

• True

• False

Gas shale not play reservoir are much more extensive in horizontal dimensions than in vertical

• True

• False

In area where lithologic barrier is thin or absent, Vertical drilling is much more effective than horizontal

• True

• False

Multi wells from a single pad have expensive cost

• True

• False

Fishbone not consists of drilling several microholes in different directions from the main vertical or deviated wellbore

• True

• False

Fishbone in oil & gas industry : not a series of multilateral well segments that trunk off main horizontal well

• True

• False