The Well Integrity Blog by Wellcem Desert

Sustained annular pressure: How to successfully remediate?

Posted by Sean Francis/Mohamed Aly Tawfik on 23.04.2018

As developed wells continue to produce, these completed assets undergo thermodynamic cycling consistent with the production life of the well. The constant loading on these wells induce stresses...

Read more

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.

Read more

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?

Read more

Resins for Well Integrity Challenges: Curing process

Posted by Minli Xie on 22.02.2018

Resin chemistry, including epoxies, phenolics, and furans, has been widely utilized in a variety of applications in well construction, completion, and production. This broad class of thermosetting...

Read more

This is how we dealt with sustained casing pressure

Posted by Morten Evensen on 08.02.2018

We are situated on a platform in the Dutch sector of the North Sea. During pressure bleed-off of the annulus, both gas and oil-like fluid has been observed. The situation is unwanted and it can...

Read more

Plug and abandonment: Coiled tubing

Posted by Johan Bracamonte/Miguel Diaz on 25.01.2018

Here we are, at last, with the final piece of our series on Plug and abandonment of oil and gas wells. We went through legislation and design, guidelines and best practices, materials and the PWC®...

Read more

An effective alternative to conventional plug and abandonment 

Posted by Miguel Diaz/Dave Ringrose on 11.01.2018

This article is a direct result of inspiring presentations on a novel technology from the 2nd Annual Well Intervention Workshop for the Middle East in Abu Dhabi. What I picked up there, made me...

Read more

Depleted Reservoirs: Plugging problems and solutions

Posted by Colin Beharie on 28.12.2017

Plugging depleted reservoirs can be a challenge. Many operators spend lots of money and effort to solve the associated P&As.

Therefore, it is essential to identify the potential difficulties that...

Read more

Plug and abandonment of oil and gas wells: Different materials

Posted by Miguel Diaz on 21.12.2017

Cement IS NOT the only material for well abandonment. In this article, we will address the doubts around the material that could be placed in the hole as a barrier for plug and abandonment, and...

Read more

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...

Read more

The Well Integrity Blog.

The place where oil and gas well professionals go to learn and share their knowledge and experience about well integrity.

Sign up for biweekly updates

[Free Guide] The most common causes for leaks in oil wells and 8 questions to consider before you select solution

Recent Posts