If we consider, the main variables to ensure proper mud in hole replacement with cement: stand-off, fluids rheology (friction pressure hierarchy) and placement regime (as related to pumping rate); the amount of cement left in the hole (cement coverage), if no losses, quickly reduces (leading to increase cement returns, either to surface or above the […]
Cementing Flowchart
In recent weeks, I received some reader requests to include cement job processes or procedures as reference material on the website. I was initially puzzled about the best way to do that without going into too much detail. I went to work to think of whether a cementing flowchart would capture everything sufficiently. How can […]
Forensic Cementing
Forensic is a term usually associated with crimes. Criminal forensics is the use of science to investigate a crime, but how is this applicable to Well Cementing? Actually, some well-cementing failures could easily be considered a crime, because of their effect on people, the environment, assets, and companies’ finances. The objective is to thoroughly “collect, […]
What can you expect in an Expert Post-Job Analysis?
Please support better well cementing. A post-job analysis is among the first steps to developing a learning organization, but what is a learning organization? Before answering this question, just very quickly, let us answer a more basic one; where does quality start? Moreover, by “quality,” I mean measurably meeting requirements, expectations or achieving objectives. Quality […]
Support Better Cementing for All – Empowering Oil Well Cementers
In 2016, I launched Better Cementing for All. Since then, it has been visited by many thousands – and probably by hundreds of oil well cementers. Now, I want to keep it alive. For more than 24 years, I have worked in oil well cementing, offering my services to some of the largest oil corporations […]
Have you ever been suddenly covered in some fluid on location? Share your photos
Working in heavy rain with the boots filled with water, mud-sprayed on the rig floor and yes, covered in cement slurry from head to toe … All happened to me. The following picture is of me covered in fluid: What about you? these events are common but rarely documented in pictures. A few hours before […]
Recent Comments