(Click Category to List Courses)
8 - OGE-W - Oil & Gas - Well Construction and Drilling
OG-W 120 - Open Hole Logging
| Code | Start Date | Duration | Venue | |
|---|---|---|---|---|
| OG-W 120 | 21 July 2025 | 5 Days | Istanbul | Registration Form Link |
| OG-W 120 | 15 September 2025 | 5 Days | Istanbul | Registration Form Link |
| OG-W 120 | 10 November 2025 | 5 Days | Istanbul | Registration Form Link |
| OG-W 120 | 01 December 2025 | 5 Days | Istanbul | Registration Form Link |
Please contact us for fees
Course Description
This 5-day training introduces participants to the fundamentals of open-hole logging, enabling them to confidently interpret well logs and make informed decisions in hydrocarbon exploration. Designed for beginners and industry professionals alike, the course covers the principles of logging tools, reservoir characterization, porosity, and fluid identification. Participants will gain a practical understanding of common rock types, hydrocarbon detection methods, and petrophysical calculations, equipping them with essential skills for subsurface evaluation.
Course Objectives
- Understand the fundamentals of open-hole logging and its role in hydrocarbon exploration
- Recognize and interpret all basic open-hole logs used in well evaluation
- Identify reservoir rocks and hydrocarbon-bearing zones using log data
- Analyze resistivity logs to differentiate between water and hydrocarbon zones
- Calculate porosity and water saturation using industry-standard equations
- Develop confidence in selecting interpretation parameters for accurate log analysis
- Apply quick-look techniques and cross-plot methods for efficient reservoir evaluation
Who Should Attend?
- Geologists
- Geophysicists
- Petroleum Engineers
- Petro physicists
- Reservoir & Exploration Engineers
Course Details/Schedule
Day 1
- Fundamentals of open-hole logging
- Reservoir rock identification, characteristics and classification
- Invasion Profile & mud filtration effects
- Log responses
- Spontaneous Potential (SP) logs principles, applications, and importance
- SP Log interpretation
- Formation boundaries
Day 2
- Basic resistivity logs & their applications
- Rock-fluid interaction
- Hydrocarbon zones
- Differentiating oil, gas, and water contacts
- Principles of logging tools
- How different tools acquire data
- Key measurements in open-hole logging
Day 3
- Common rock types in oil & gas reservoirs
- Using gamma ray & spectral gamma-ray logs
- Differentiating lithologies
- Photoelectric effect & its significance
- Identifying mineral composition
- Gamma-ray log interpretation
- Shale and clean formations
Day 4
- Defining porosity & its importance
- Methods for measuring porosity
- Density, neutron, and sonic logs
- Archie’s equation
- Understanding water saturation calculations
- Determining hydrocarbon saturation
- Impact of rock properties on log readings
Day 5
- Handling shaly zones in log interpretation
- Adjusting for clay content
- Quick-Look & reconnaissance interpretation methods
- Fast assessment techniques
- Cross-Plot techniques & log integration
- Combining multiple logs for accuracy
- Using log interpretation shortcuts
- Making quick reservoir assessments
