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Questions and Answers
What is the purpose of pipe movement during cementing job?
What is the purpose of pipe movement during cementing job?
- To increase static time and improve mud gel formation
- To facilitate the setting of the liner hanger
- To enhance the cement slurry displacement efficiency
- To break gelled mud and help offset the negative effects from poorly centralized pipe (correct)
What is the recommended minimum circulation volume before a cementing job?
What is the recommended minimum circulation volume before a cementing job?
- 2 1/2 hole volumes (correct)
- 1/2 hole volume
- 1 hole volume
- 3 hole volumes
Why is it important to begin the period between mud conditioning and cementing job as soon as possible?
Why is it important to begin the period between mud conditioning and cementing job as soon as possible?
- Increase static time causes high mud gel and difficult removal from annulus (correct)
- To prevent excessive pressure buildup in the wellbore
- To minimize the risk of cement slurry contamination
- To allow for more thorough conditioning of the drilling fluid
For cementing highly deviated or horizontal liners, what is one of the options for using pipe movement?
For cementing highly deviated or horizontal liners, what is one of the options for using pipe movement?
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What can poorly centralized pipe during cementing job negatively affect?
What can poorly centralized pipe during cementing job negatively affect?
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