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Questions and Answers
What is the recommended density for the best hivis pill compared to the mud?
What is the recommended density for the best hivis pill compared to the mud?
- 0.5 ppg greater
- 2 ppg greater
- 1 ppg greater (correct)
- Equal density
What is the recommended yield point for the hivis pill?
What is the recommended yield point for the hivis pill?
- < 50 lbf/100ft²
- > 70 lbf/100ft² (correct)
- = 60 lbf/100ft²
- = 80 lbf/100ft²
Why is pipe reciprocation NOT recommended while placing a plug?
Why is pipe reciprocation NOT recommended while placing a plug?
- To increase rig time savings
- To enhance fluid flow
- To reduce waiting on cement time
- To prevent swabbing of the fluids (correct)
Why is batch mixing preferred for slurry mixing?
Why is batch mixing preferred for slurry mixing?
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How long is the normal waiting on cement (WOC) time recommended after placement of plugs?
How long is the normal waiting on cement (WOC) time recommended after placement of plugs?
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Why should a minimum of 12 hours be used for WOC time after plug placement?
Why should a minimum of 12 hours be used for WOC time after plug placement?
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What does early compressive strength heavily depend on?
What does early compressive strength heavily depend on?
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Why is it common practice to allow for longer WOC time than necessary?
Why is it common practice to allow for longer WOC time than necessary?
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What should be done if the cement does not drill as expected after 12 hours?
What should be done if the cement does not drill as expected after 12 hours?
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