Why are we Logging Wells ? Wireline logging can be used in a number of ways by a number of people to provide solutions to questions they have about a particular well. Some…

Factors affecting Permeability Factors affecting Permeability Skin Factor Changes in the permeability of formation. materials such as mud filtrate, cement slurry, or clay…

Schlumberger (05/96) ANSWERS FOR WORK SESSIONS Introduction to Openhole Logging (05/96) Schlumberger (05/96) Answers 1 SECTION B: 1a. Given R mf = 2.5 ohm-m at 10oC, find…

Slide 1 Some basic Log interpretation Mastery Items: What is the Archie Equation and why is it important? Basic reservoir characteristics? Basic source rock characteristics?…

Well Log Interpretation SP Log Earth & Environmental Science University of Texas at Arlington Spontaneous Potential Log The SP log is the oldest type of log and is still…

Some basic Log interpretation Mastery Items: What is the Archie Equation and why is it important? Basic reservoir characteristics? Basic source rock characteristics? Lithology…

Some basic Log interpretation Mastery Items: What is the Archie Equation and why is it important? Basic reservoir characteristics? Basic source rock characteristics? Lithology…

Slide 1 B ASIC WELL L OGGING A NALYSIS – L OG I NTERPRETATION Hsieh, Bieng-Zih Fall 2009 1 Slide 2 A RCHIE E QUATION S W Water saturation (S w ) of a reservoir’s uninvaded…

CHAPTER 3: DRILLING FLUIDS DRILLING ENGINEERING I (CGE577) 4/11/2014 1 CONTENTS  Definition of drilling fluid  Mud Circulation system  Functions of drilling fluid…

Journal of Geography and Geology; Vol. 5, No. 4; 2013 ISSN 1916-9779 E-ISSN 1916-9787 Published by Canadian Center of Science and Education 71 Petrophysical Parameters Estimation…