The Well Integrity Blog by Wellcem Desert

Svein Normann

Svein Normann has a MSc from the Norwegian University of Science and Technology and 27 years’ experience in the oilfield. 10 years in field operations as cement operator, design engineer and operations manager. Further on 16 years in oilfield equipment engineering and development. He is today working as VP Global Operations & Technology at Wellcem AS.
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Recent Posts

Plug and abandonment: Different materials for oil and gas wells

Posted by Svein Normann on 21.11.2019

In our previous article, I promised to address the doubts of the readers around the material that could be placed in the hole as a barrier for plug and abandonment, and whether those materials...

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Plug and Abandonment: What legislation and job design should apply?

Posted by Svein Normann on 30.10.2019

Following the article from Colin Beharie (“P&A: Are you absolutely sure it's plugged?"), we got a significant amount of questions on well’s plugging/abandonment.

In this article, I will try to...

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This is how we dealt with a leaking liner lap

Posted by Svein Normann on 28.11.2018

Today I’ll like to share with you a case history within a well integrity application. Several of our articles on this blog have focused on the importance of doing proper planning before...

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6 ways to prevent well integrity problems

Posted by Svein Normann on 07.08.2018

Well integrity or leaks have well safety and environmental aspects. But aspects related to production, reputation and asset value are also important.

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Gas migration: A potential disaster

Posted by Svein Normann on 24.07.2018

Gas migration is a well-known phenomenon in oil and gas wells around the world. Probably because it is very common. You must know what it is and how it occurs.

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How to reduce well integrity problems [Checklist]

Posted by Svein Normann on 27.03.2018

Well integrity (or leaks) have well safety and environmental aspects. You should also take aspects related to production, reputation and asset value into serious consideration.

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Mixing energy in cement and its effect

Posted by Svein Normann on 08.03.2018

Mixing energy during cement mixing, what is it and why is it important? What can be done to control it?

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Fluid Loss in cement slurries for oil well applications

Posted by Svein Normann on 12.12.2017

Cement slurry as mixed on rigs for oil well applications is a pumpable liquid consisting of water and various particles in a suspension. If this liquid is exposed to a differential pressure across...

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Effective ways of reducing well integrity problems

Posted by Svein Normann on 20.11.2017

 

Well integrity or leaks have well safety and environmental aspects. But aspects related to production, reputation and asset value are also important.

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Free water in cement slurries for oil and gas wells: Big trouble?

Posted by Svein Normann on 06.10.2017

A cement slurry is basically made up of dry cement mixed with water in a correct ratio. Free water (or free fluid) is not the best-known property of a cement slurry. It often gets overlooked, and...

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