About this document
Caliper Log Tool Overview and Use by noormark is a document available to read on EtoBox.
The caliper log measures the shape and diameter of the borehole using an extendable arm tool. It can detect if the borehole is oval rather than circular. A dual caliper tool uses 4 arms to measure the borehole diameter in two perpendicular directions. Caliper logs are used to assess borehole quality, which influences the reliability of other well logs. They also help with tasks like selecting formations for pressure tests and determining casing depths. For example, a caliper log could be used to identify an
- Author
- noormark
- Language
- EN