1. Lecture items Resistivity Logs * Definition. * Types
* Units & Presentation.
* Theories of measurement.
* Factors affecting on log readings.
* Applications.

2. Resistivity Logs - Conventional resistivity logs.
- Focused resistivity Logs.
- Microspherically focused logs.
- Induction logs.

3. Resistivity logs “Definition”
Such logs measure and record either resistivity or conductivity of the drilled sequence versus depth.
Units & Presentations
Units of measurements are Ohm.m or m.mhos/m
Presentations: Tracks 2 &or 3 on logarithmic scale

5. Conventional resistivity logs

6. Normal and Lateral R. L.

7. Short & Long Normal and Lateral RL.

8. Theory of focusing system

9. Spherically focused logs LL7, LL3 and SFL

10. Dual Latero- logs LLS & LLD

13. LLS & LLD logs

14. Hydrocarbon effects on resistivity logs