Energy Technical Resources for Oil and Gas Professionals

Published papers

Limitations of Current Type Curves in Characterizing SRV and Development of EFR Type Curves
Does Unit-Slope Beyond Maximum Producing Time Always Represent BDF in RTA?
Does Flowing Pressure Matter? A Statistical Study
A Physics-Based Method To Forecast Production From Tight and Shale Petroleum Reservoirs by Use of Succession of Pseudosteady States
Is That Interference? A Workflow for Identifying and Analyzing Communication Through Hydraulic Fractures in a Multi-Well Pad
Inflow Performance Relationship for Unconventional Reservoirs (Transient IPR)
Modification of the Transient Linear Flow Distance of Investigation Calculation for Use in Hydraulic Fracture Property Determination
Analysis of Decline Curves on the Basis of Beta-Derivative
Draw-Down Management Leads to Better Productivity in Reservoirs with Pressure-Dependent Permeability - or Does It?
Well Completions and Profitability: A Horn River Shale Case Study
How Reliable is Production Data Analysis?
Aggregate Production Forecasts for Unconventional Resource Drilling Locations Using Monte Carlo Simulation
Superposition-Rate as An Alternative to Superposition-Time
Analytical Modeling for Geomechanical Changes in Multi-Frac Completions
A Comprehensive Kinetics Model for Light Oil Oxidation
Is That Radial Flow? What Can be Learned from Buildup Analysis of Multiply-Fractured Horizontal Wells in Unconventional Reservoirs
Modeling the Interface Resistance In Low Soluble Gaseous Solvents - Heavy Oil Systems
Leakage Characterization through Above-Zone Pressure Monitoring: 2. Design Considerations with Application to CO₂ Storage in Saline Aquifers
Leakage Characterization through Above-Zone Pressure 1. Inversion Approach
Importance of the Transition Period to Compound Linear Flow in Unconventional Reservoirs
Analytical Model for History Matching and Forecasting Production in Multifrac Composite Systems
Practical Analytical Model to Simulate Production of Horizontal Wells with Branch Fractures
Executing Mini-Frac Tests and Interpreting After-Closure Data for Determining Reservoir Characteristics in Unconventional Reservoirs
What's Positive About Negative Intercepts
Pressure Normalized Decline Curve Analysis for Rate-Controlled Wells
Pitfalls of Superposition When Analyzing Production Data
The Benefits of Reworking Declining CBM Wells
A New Unified Diffusion-Viscous Flow Model Based on Pore Level Studies of Tight Gas Formations
New Type Curves for Analyzing Horizontal Well With Multiple Fractures in Shale Gas Reservoirs
Estimation of Contacted and Original Gas-in-Place for Low Permeability Reservoirs Exhibiting Linear Flow
Effect of Heterogeneity in a Horizontal Well With Multiple Fractures on the Long-Term Forecast in Shale Gas Reservoirs
Analyzing Variable Rate - Pressure Data in Transient Linear Flow in Unconventional Gas Reservoirs
Analysis of Production Data Using the Beta-Derivative
CO₂ Disposal as Hydrate in Ocean Sediments
New and Improved Methods for Performing Rate-Transient Analysis of Shale Gas Reservoirs
Analysis of Production Data in Shale Gas Reservoirs - Rigorous Corrections for Fluid and Flow Properties
Estimation of Concentration-Dependent Diffusion Coefficient in Pressure-Decay Experiment of Heavy Oils and Bitumen
Advancements in Shale Gas Production Forecasting – A Marcellus Case Study
Quantifying Uncertainty in Rate Transient Analysis for Unconventional Gas Reservoirs
A New Analytical Method for Analyzing Production Data from Shale Gas Reservoirs Exhibiting Linear Flow: Constant Pressure Production
A New Analytical Method for Analyzing Production Data from Shale Gas Reservoirs Exhibiting Linear Flow - Constant Rate Production
Production Analysis of Tight Gas and Shale Gas Reservoirs Using the Dynamic-Slippage Concept
Storage of CO₂ Hydrate in Shallow Gas Reservoirs: pre- and post-injection periods
Behavior of Gas Production from Type III Hydrate Reservoirs
Modeling Fractured Horizontal Wells As Dual Porosity Composite Reservoirs – Application to Tight Gas, Shale Gas and Tight Oil Cases
Regional Long-term Production Modeling from a Single Well Test, Mount Elbert Gas Hydrate Stratigraphic Test Well, Alaska North Slope
Application of Operator Splitting Technique in Numerical Simulation of Gas Hydrate Reservoirs
Challenges, Uncertainties, and Issues Facing Gas Production from Gas-Hydrate Deposits
Use of Formation Pressure Test Results Over a Hydrate Interval for Long-Term Production Forecasting at the Mount Elbert Gas Hydrate Stratigraphic Test Well, Alaska North Slope: Implications of Uncertainties
Pressure Build-up and Decay in Acid Gas Injection Operations in Reefs in the Zama Field, Canada, and Implications for CO₂ Storage
Revisiting the Drainage Relative Permeability Measurement by Centrifuge Method Using a Forward-backward Modeling Scheme
Life-Cycle Decline Curve Estimation for Tight/Shale Gas Reservoirs
Wellbore Dynamics of Carbon-Sequestration Injection Well Operation
Development and Application of an Improved Workflow for Developed Reserve Forecasting
Mass Diffusion Parameters in Presence of Interface Resistance in Gas-Bitumen Systems
Characterization of Leakage through Cap-Rock with Application to CO₂ Storage in Aquifers - Single Injector and Single Monitoring Well
Design Considerations to Test Sealing Capacity of Saline Aquifers
Analytical Solution for Gas Production from Tilted Gas Hydrate Reservoirs
CO₂ Storage as Hydrate in Depleted Gas Reservoirs
Behavior of Depressurization in Type III Hydrate Reservoirs
Relative Permeability of CBM Reservoirs - Controls on Curve Shape
Wellbore Dynamics of Acid Gas Injection Well Operation
Comparison of Power Law and Modified Hyperbolic Decline Methods
Dual Porosity Typecurves for Shale Gas Reservoirs
Modeling Well Performance Data from Overpressured Shale Gas Reservoirs
Analyzing Production Data from Unconventional Gas Reservoirs with Linear Flow and Apparent Skin
Case Studies of a Simple Yet Rigorous Forecasting Procedure for Tight Gas Wells
Compositional Effects of Impure CO₂ Injection into Aquifers
Storage of CO₂ as Hydrate Beneath the Ocean Floor
The Heartland Area Redwater CO₂ Storage Project (HARP) - Results of Phase I site characterization
Multiwell Injectivity for Storage of CO₂ in Aquifers
Simplified Yet Rigorous Forecasting of TightorShale Gas Production in Linear Flow
Challenges, Uncertainties and Issues Facing Gas Production From Hydrate Deposits in Geologic Systems
Analysis of Production Data from Fractured Shale Gas Wells
Advanced Gas Material Balance, in Simplified Format
Modified Power Law Exponential Decline for Tight Gas
Impact of Ignoring CO₂ Injection Volumes on Post-Frac PTA
Diagnostics of Data Quality for Analysis of Production Data
Application of the Power Law Loss-Ratio Method of Decline Analysis
Reservoir Engineering for Geologists Article 14 - Reservoir Simulation
Impact of Shale Properties on Pore Structure and Storage Characteristics
Production Analysis and Forecasting of Shale Gas Reservoirs: Case History-Based Approach
Reservoir Engineering for Geologists - Article 13 - Geological Storage of CO₂
Reservoir Engineering for Geologists - Article 12 - Coalbed Methane Fundamentals
Coarse Grid Numerical Simulation of Reaction Kinetics Model in the Gas Hydrate Reservoirs
Behaviour of Gas Production from Type III Hydrate Reservoirs
Analysis of Modular Dynamic Formation Test Results from the Mount Elbert Stratigraphic Test Well, Milne Point, Alaska
An International Effort to Compare Gas Hydrate Reservoir Simulators
Application of Flowing p/Z* Material Balance for Dry Coalbed-Methane Reservoirs
Analytical Solution for Gas Production from Hydrate Reservoirs Underlain with Free Gas
Chromatographic Partitioning of H₂S and CO₂ in Acid Gas Disposal
Tight Gas Production Performance Using Decline Curves
Reservoir Engineering for Geologists - Article 9 - Monte Carlo Simulation/Risk Assessment
Use of Analytical Models and Monte-Carlo Simulation for Quantification of Uncertainties with Gas Production from Hydrate-Capped Gas Reservoirs
Reservoir Engineering for Geologists - Article 8: Rate Transient Analysis
The Effect of Pressure Decline Rate and Pressure Gradient on the Behaviour of Solution Gas Drive in Heavy Oils
Reservoir Engineering for Geologists - Article 7: Well Test Interpretation
A Comparative Study of Flux-Limiting Methods for Numerical Simulation of Gas-Solid Reactions with Arrhenius Type Reaction Kinetics
Reservoir Engineering for Geologists - Article 6 - Material Balance for Oil Reservoirs
Reservoir Engineering for Geologists - Article 5 - Material Balance Analysis
Importance of Fabric on the Production of Gas Shales
Predicting PVT Data for CO₂-Brine Mixtures for Black-Oil Simulation of CO₂ Geological Storage
Reservoir Engineering for Geologists - Article 4: Production Decline Analysis
Reservoir Engineering for Geologists - Article 3: Volumetric Estimation
Decline Curve Analysis for Naturally Fractured Gas Reservoirs: A Study on the Applicability of Pseudo-Time and Pseudo Material Balance Time
An Early-Time Model for Well Testing of a Hydrate-Capped Gas Reservoir
A New Approach for Interpreting Pressure Data to Estimate Key Reservoir Parameters From Closed-Chamber Tests
Reservoir Engineering for Geologists - Article 2 - COGEH Reserve
Reservoir Engineering for Geologists - Article 1 - Overview
Production Decline Performance of CBM Wells
Effect of Hydrates on Sustaining Reservoir Pressure in a Hydrate-Capped Gas Reservoir
Innovative Use of the Oil and Gas Regulations
Production Data Analysis — Future Practices for Analysis and Interpretation
Type Curves for Dry CBM Reservoirs with Equilibrium Desorption
Analyze CBM Decline Performance
Permeability Estimation from Inflow Data during Underbalanced Drilling
Comparison of Different Numerical Laplace Inversion Methods for Engineering Applications
Dynamic Modelling of Solution-Gas Drive in Heavy Oil
Practical Considerations in Estimating Test Duration for Perforation Inflow Tests
Revisiting the Drainage Relative Permeability Measurement by Centrifuge Method Using a Foward-backward Modelling Scheme
Radius of Investigation for Composite Reservoirs
Upscaling of Kinetic Parameters for Simulation of Reactive In Situ Bitumen Recovery
Scaling Behavior of Convective Mixing, with Application to Geological Storage of CO₂
An Effective Method for Modelling Non-Moving Stagnant Liquid Columns in Gas Gathering Systems
Evaluating and Developing Tight Gas Reserves – Best Practices
New Analytical Solution To Pressure Transient Problems In Commingled, Layered Zones With Unequal Initial Pressures Subject To Step Changes In Production Rates
Improve Shale Gas Production Forecasts: Assessing the Potential of Shale Gas Resources Requires an Understanding of the Shale Properties
Predicting Gas Generation by Depressurization of Hydrates where the Sharp-Interface Assumption is not Valid
Material Balance and Boundary-Dominated Flow Models for Hydrate-Capped Gas Reservoirs
Production Data Analysis-Challenges, Pitfalls, Diagnostics
When Does a Longer Shut-in Lead to a Larger Radius of Investigation?
Use of PITA for Estimating Key Reservoir Parameters
Case Study - Modeling of a Large-Scale Tight-Gas Gathering System
New, Rigorous Material Balance Equations for Gas Flow in a Compressible Formation With Residual Fluid Saturation
Analysis of Gas-Well Reservoir Peformance Data Using B-Spline Deconvolution
Well Testing of Tight Gas Reservoirs
Modeling of CO₂ Cut in CBM Production
Reservoir Characterization of the Wabiskaw B in the Kirby Area, Alberta, Canada
Development of Equations and Procedure for Perforation Inflow Test Analysis (PITA)
Dynamic Material Balance (Oil or Gas-In-Place Without Shut-Ins)
Perforation Inflow Test Analysis
An Improved Pseudo-Time for Gas Reservoirs with Significant Transient Flow
Gas Gathering System Modeling The Pipeline Pressure Loss Match
Practical Considerations for Coalbed Methane Field Development
Practical Diagnostics Using Production Data and Flowing Pressures
A New Method of Computing Pseudo-Time for Real Gas Flow Using the Material Balance Equation
Comparison of Correlations of Viscosity of Sour Natural Gas
An Effective Method for Modelling Stagnant / Liquid Columns in Gas Gathering Systems
Coalbed Methane Goes Hi-Tech - Fekete Develops New Software to Help Exploit CBM
A Systematic and Comprehensive Methodology for Advanced Analysis of Production Data
Analytical Solution to the Transient-Flow Problems for a Well Located near a Finite-Conductivity Fault in Composite Reservoirs
Analytical Methods in Well Testing (Slides)
Material-Balance-Time During Linear and Radial Flow
Fekete’s F.A.S.T. RTA™ Software Advances Production Decline Analysis
SAGD Operations in the Presence of Overlying Gas Cap and Water Layer—Effect of Shale Layers
Case Study - Including the Effects of Stagnant Water in Gas Gathering System Modelling
Why Plot the Equivalent Time Derivative on Shut-In Time Coordinates
What Time Is It?
A Procedure for Modelling Gas Gathering Systems
Gas Rate Forecasting During Boundary Dominated Flow
Comparison of Pressure Transient Behaviour of Composite and Multi-Layer Reservoirs
Largest Reservoir Study in Australia
A Practical Method for Improving the Accuracy of Well Test Analyses Through Analytical Convergence
Commingling
Effects of Some Simplifying Assumptions on Interpretation of Transient Data
Evaluating and Managing Risk in the Western Canadian Sedimentary Basin
The Flowing Gas Material Balance
International Opportunities - Can Canadians Compete?
Four Reasons Why Your Gas Condensate Fluid Model is Probably Wrong
Derivative Analysis Without Type Curves
Computers - Black Box or Tool Box?
How Useful are Drawdown Type Curves in Buildup Analysis?
A Practical and Systematic Approach to Horizontal Welltest Analysis
Optimize Your Gas Deliverability with F.A.S.T. Piper™
Reservoir Pressure Analysis: Art or Science?
Practical Well Test Interpretation
Recognition of Two Unconformity Surfaces within the Middle Mannville, West Central Alberta
Prediction of Long Term Deliverability in Tight Formations
Critical Evaluation and Processing of Data Prior to Pressure Transient Analysis
The Primary Pressure Derivative (PPD) - A New Diagnostic Tool in Well Test Interpretation
How Wellbore Dynamics Affect Pressure Transient Analysis
Computer Calculations of Compressibility of Natural Gas
Upper Mannville Tidal Creek & Incised Fluvial Channel Reservoirs at Fort Kent Thermal Project of E. Central Alberta
IPR's and All That - The Direct and Inverse Problem
Reply to Discussion of: The Analysis of Modified Isochronal Tests to predict the Stabilized Deliverability of Gas Wells without Using Stabilized Flow Data
Mid-Givetian Events in Western Canada: The Dawson Bay - Watt Mountain - "Slave Point" Interlude
Practical Well Test Design to Evaluate Hydraulic Fractures in Low Permeability Wells
Gas Pipeline Efficiencies and Pressure Gradient Curves
Start of the Semi-Log Straight Line in Buildup Analysis
Determination of Stabilized Factor and Skin Factor from Isochronal and Modified Isochronal Tests
Problem Gas Well Build-Up Tests - A Field Case Illustration of Solution Through the Use of Combined Techniques
Pressure Transient Analysis of Wells in Very Long Narrow Reservoirs
Ostracodes as a Correlation Tool in Devonian Studies of Saskatchewan and Adjacent Areas
Validity of Isochronal and Modified Isochronal Testing of Gas Wells
Solution of a Non-Linear Gas Flow Equation by the Perturbation Technique
Prediction of Pressure Drawdown in Gas Reservoirs Using a Semi-Analytical Solution of the Non-Liner Gas Flow Equation
Variation of Viscosity-Compressibility Product With Pressure of Natural Gas
Orifice Metering of Two-Phase Flow
Use of Pressure, Pressure Squared or Pseudo-Pressure in the Analysis of Transient Pressure Drawdown Data from Gas Wells
Compressibility of Natural Gases
Theory and Practice of the Testing of Gas Wells, Third Edition
Air-Oil Slug Flow in An Upward-Inclined Pipe - 1: Slug Velocity, Holdup and Pressure Gradient
An In-Situ Volume Fraction Sensor for Two Phase Flows of Non-Electrolytes

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