05.07.2009
Annual publication by the IEA
The World Energy Council is the most representative body of the energy industry with members in more than ninety countries. Its mission is to promote the sustainable supply and use of energy for the greatest benefit of all. The London-based organization has official consultative status with the United Nations
Workover is a term used to describe operations on a completed production well to clean, repair and maintain the well for the purposes of increasing or restoring production. > > > >
Usually involve using a workover rig to restore or stimulate production on a well. Workover operations could be necessary for instance if sand has clogged the tubing end of an open hole completion, thus reducing or cutting off the flow of fluid
A percentage of ownership in an oil and gas lease granting its owner the right to explore, drill and produce oil and gas from a the lease area. Working interest owners are obligated to pay a corresponding percentage of the cost of leasing, drilling, producing and operating a well. After royalties are paid, the working interest also entitles its owner to share in production revenues with other working interest owners, based on the percentage of working interest owned
An interest created by the execution of an oil and gas lease
This is the volume of gas in the reservoir above the level of base gas.