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 […]
Ever Been Suddenly Covered in 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 of this has happened to me. The following picture is of me covered in fluid: What about you? In our line of work, these events are pretty common, but […]
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