.... Of particular note and relevance to the monitoring of suspended or permanently abandoned exploration, appraisal or development wells, the wireless technology does not require a tubing string in the well and the wireless transmission performance is not affected by the presence of cemented casing/liner...

... is commonly known as the reservoir appraisal process. The completeness of reservoir appraisal dictates whether all the relevant basic data have been gathered in sufficient quantity and at the right time, and if the data are of the best quality. For more than a decade, IPA has classified the completeness...

...Appraisal History The well was suspended, fully-completed as a potential future producer. A transponder on the subsea tree provided the capability to download downhole data recorded post-EWT with a well intervention. Coupled with lower than prognosed pay and uncertainties regarding fluid...

... of study was planned to coincide with further appraisal and bringing some of the reservoirs onto production. After five years of study and simultaneously three years of development and two years of production from a "Phase 1" project, a Phase 2 production and miscible gas injection development has been...

... of interest using conventional wireline conveyed guns. Abandoned subsea well monitoring Abstract Reservoir connectivity is a common uncertainty when considering any new field appraisal or development options. Having a better understanding of reservoir connectivity provides significant benefits...

... and subsea development). A well in Prospect A was a success. The following questions arose as to what kind of appraisal strategy would be most appropriate A sequential appraisal – learn from one well before executing the next appraisal activity An appraisal campaign – one campaign that would answer...

... the life of the asset. In this sense, appraisal never stops, and, in principle, development and production activities should be tuned to take into account the value of the information that can be collected as a result of these activities. We begin to explore this by examining, in an integrated fashion...

... of the effects of input price uncertainty on asset value. The example is of an oil field in the final year of its development lease, where there is an option to sanction development immediately, or to appraise or wait for another year and decide then between development or abandonment. At sanction...

... of a field where these tests would be performed on appraisal wells drilled prior to the decision to develop the field. The process of an injection test can be visualized as follows: an injected fluid bank is formed in the near wellbore region and the original reservoir fluid bank exists away from...

... Abstract The oil industry regularly applies decision tree analysis for the evaluation of single decisions involving discrete uncertainty. Decision processes, such as the evaluation of appraisal drilling or a flexible oilfield development, that require the resolution of continuous uncertainty...

... & finance upstream oil & gas miller spe 71426 wacc oil property recovery project economics market sale transaction investor asset and portfolio management appraisal Introduction Evaluators of oil and gas properties, regardless of the purpose of the exercise, ultimately must decide...

... Abstract The "value of information" (VOI) concept can be applied to subsurface appraisal in petroleum exploration and production to provide an auditable, consistent criterion for justification of such activity. Based on this concept the "value" of subsurface appraisal can be defined...

... valorem taxes as a component of lease operating costs or use a rule of thumb percentage. Typically, the county assessor (appraiser, treasurer) appraises the property and establishes its appraised value. The appraised value can be called many things: fair market value, depreciated value, replacement value...

... net revenue Revenue appraisal project valuation criteria investor determination regulation asset and portfolio management investment projection economic condition oil price fair market value Society of Petroleum Engineers of A/ME 6200 N. Central Expwy. Dallas, Tex. 75206 PAPER NUMBER s...

... appraisal producea combustiblega underground coal gasification metals & mining complex reservoir fire front gasificationis coal heatingvalue productga SOCIETY OF PETROLEUM ENGINEERS OF AIME 6200 North Central Expressway Dallas, Texas 75206 =~R SPE 4522 THIS IS A PREPRINT SUBJECT TO CORRECTION...