Measuring porosity using FNXS

Measurements of cased hole have drastically improved over decades. While essential physical measurement process remains unchanged, there has been a significant advancement in the production of tools. In spite of this advancement, there has been a great difficulty measuring porosity. Therefore there has been a significant risk in primary formation in cased well bores. The … Read more

Well Logging: Casing Inspection

An important part of production logging is the physical inspection of the well completion string for corrosion or damage which may result in further problems. Below will be discussed some of the most commonly utilized casing inspection methods. Most will measure current levels of corrosion. All inspection methods except caliper logs will require tubing to … Read more

Hydrocarbon Compositional Analysis In-SITU in Openhole Wireline Logging

MDT tool

Current markets for the development of deep water and other prospects can be high. Additional costs due to retrofitting, sample acquisition, and analysis errors can skyrocket into the billions, causing projects to go under or be severely compromised. In response to these delicate concerns, a new method of measurement and analysis, Downhole Fluid Analysis (DFA), … Read more