... well condition estimation horizontal well drilling operation propogation lwd tool analysing evaluation log analysis petroleum engineer resistivity measurement anisotropy upstream oil & gas boundary mapping tool inversion resistivity better saturation estimation Introduction...

... saturation nature and fluid contacts cannot be reliably solved by conventional wireline petrophysical logging. Solutions to these problems are provided by interval testing using wireline formation evaluation testing tool (WFT). However, to obtain quality results from WFT testing it is important to identify...

... Abstract The paper reports on the procedures of selection and evaluation of surfactant-polymer composition to improve the development efficiency of Kharyaga field D 3 -III carbonate formation. The main goal was to establish an efficient chemical composition that could significantly improve oil...

... directional drilling calculation enhanced recovery reservoir simulation dimensionless parameter oil rim development system gas cap reservoir characterization project valuation upstream oil & gas palette oil rim subjacent oil rim evaluation transformation society of petroleum engineers...

... comprising of a comprehensive reservoir fluid sample analysis with subsequent production logging evaluation of a multi-stage horizontal well at Sredne-Nazymskoye oilfield. The article covers the oil and water inflow monitoring in a horizontal well treated with 15-stage fracturing. The technology, which...

... Abstract This article describes the method developed by Gazprom Neft to evaluate capital expenses required to purchase the equipment not included in the construction estimate using the automatic calculation module. Work in this direction is to Gazprom Neft a relevant and logical continuation...

... sandstone evaluation coarse sand reservoir geomechanics fluid effect stability compressive strength uniaxial compression strength reservoir characterization drilling fluid composite material elastic-strength property borehole wall elastic-strength property upstream oil & gas porosity...

... fracture, as well as possible effects that occur during the operation of the wells. Technological constraints (geomechanics input) were taken into account as a basis for evaluation of horizontal well trajectories with multi-stage fracturing for the pilot works and recommended for implementation during...

... from planning to wellsite job execution, obtain the required data, results and confidence to decide if DFIT is effective method to practice at exploration and appraisal phase. For performing reliable evaluation of formation permeability it is important to design and execute fracturing job in optimal...

... efficiency conventional plt well logging upstream oil & gas marker production production monitoring production logging flow rate information water inflow well operation low-permeable reservoir interpretation inflow operation contribution horizontal well evaluation bazhenov formation...

... Abstract The paper includes the scheme of surfactant composition selection and the approach to evaluate potential results of injection for Central-Khoreiver Uplift (CKU) fields with carbonate reservoirs. Several scenarios of surfactant composition injection were studied, using high salinity...

...; Multi-level economic evaluation (from well to asset levels); Minimization of risks and uncertainties. In 2014 JSC Zarubezhneft initiated the development of integrated design technology with the multiple strategic interests of the company with own efforts to achieve the abovementioned results...

... a integrated approach to drilling support: synchronously use the methods of geosteering, the results of geomechanical modeling and evaluation of the reservoir properties during the drilling process. The experience of drilling support accumulated by the company at the beginning of the work demonstrated...

... Tests (MRT) by Multi-Well Deconvolution, and High Precision Temperature - Spectral Noise Logging (HPT-SNL) Tests The purpose of these tests is to evaluate the current parameters of the reservoir and the current state of the field. Summary Currently, many fields in Russia are at the final...

... society of petroleum engineers evaluation algorithm anomaly index time point interpretation correlation outlier production rate reservoir log analysis reservoir simulation production control reservoir surveillance input data production monitoring neural network reservoir characterization...

... Approaches used by Western companies to estimate oil and gas assets differ from simply economic evaluation (when they operate only with a set of investment parameters) to a full-scale detailed assessment, based not only on generally accepted economic criteria (NPV, IRR, PI, PP etc.) but also...

... an accurate or typical relative permeability curve of oil-gas at early exploration stage. Permeability There are many solutions to evaluate permeability, like pressure pretest, mini-DST, NMR, Core analysis and petrophsics analysis etc., each solution has its own limitation. Firstly, Mini-DSTcan...

... evaluation. The application of game theory approaches allows us to formalize the problems associated with optimization at the stage of geological evaluation, selecting a rational geological program. The application of the probabilistic approach makes it possible to increase the cost by reducing the risk...

... machine learning evaluation optimization algorithm enhanced recovery objective function Efficiency computationally expensive function Implementation optimization process central point waterflooding Introduction Waterwaterflooding of Mature fields is one of the effective tools to maintain...

... Abstract The elaboration of weakly consolidated terrigenous collectors is accompanied by considerable removal of the solid particles. At one of the reservoirs of Western Siberia technique of evaluation and forecast of the volume of the removed solid particles on the basis of Finite-element...