First of all, I would like to define what Gas Migration is, from an acceptable industry reference: “Gas migration is the invasion of formation fluids (gas in this case) into the annulus due to a pressure imbalance at the formation face, where the fluids (gas) may migrate to a lower pressure zone or possibly to […]
Know Dr Hussain Rabia
During February in 2001, as a young cementing engineer with high expectations, I was finally in for the advanced cementing training in Schlumberger. (After a long delay due to the 1998 downturn.) During the training, a professor called Hussain Rabia was appointed to deliver the Geology and Pore pressure course. To be honest, at that […]
Cementing Challenge 3: Long-term Security in Cementing Jobs
Today’s post is about long-term security in cementing jobs. After reviewing the comments in the previous two challenges, there is no doubt this group is strong and educated. We have seen a delightful exchange of knowledge and excellent reading during these days of reduced drilling/cementing activity. Currently, as most of you know, I am out […]
Challenge No. 2: Cement Substitutes?
It was good to see so many comments and lively exchanges following Cementing Challenge No. 1. Now in challenge No. 2, we cover cement substitutes. There is a challenge, not to cementers, but to cement itself … and for its purpose of creating a BARRIER for zonal isolation. Some time ago, a blue service company […]
Misconceptions About Cementing
No matter the industry or endeavor, we all learn through experience. Some discoveries are surprising, it’s easy for us to make assumptions, and often things work despite our errors. Ironing out any misconceptions about cementing means that we can follow best practices and minimize margins of error. Follow the conversation in Linkedin Something for the […]
New better-cementing-for-all.org video
Please let me know your comments or suggestions Cheers L. Diaz
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