Technical Articles

Claxton works extensively in Jack Up markets

During the last 25 years, we've worked on a great number of hugely successful projects and been responsible for numerous innovations - as such, we've built up a wealth of experience. This section contains articles written in and around Claxton detailing our industry experience and services.

15.12.08

Meeting the challenges of low cost rig-less decommisioning of platform wells

With the rising number of North Sea fields reaching the end of their useful economic life, an increasing number of operators are faced with well decommissioning projects. Operators have identified rig-less decommissioning of wells as a major cost saving initiative, but this involves technical challenges arising from the absence of a rig and many platforms having limited crane facilities. ... [read more]

15.12.08

Innovative tension rings from Claxton

The highly innovative Claxton slip activated tension ring provides added value by eliminating space-out issues and allowing the ring to be positioned on the riser at any point. This avoids lost rig time from welding operations - as required with conventional welded load rings... [read more]

15.12.08

Asset Life Extension: Managing and Developing Mature Assets

As assets age many operators are looking to extend their lifecycles by recovering slots, and drilling new wells. Claxton have developed a range of equipment and services to meet these challenges and address the rigless slot recovery, well abandonment and decommissioning market... [read more]

15.12.08

Tieback Engineering: reducing time to first oil

The use of pre-drilling with template and tiebacks is an optimum choice for fields where additional reservoir data is needed, drilling to production times need to be reduced, scheduling risk mitigated and project economics enhanced.... [read more]

17.12.08

The world's highest-pressure large-bore drilling riser

Acteon companies Claxton Engineering, 2H Offshore (2H) and Subsea Riser Products (SRP) have received an order from Venture Production plc to provide an ultra-high-pressure riser for use during a high-pressure, high-temperature (HP/HT) drilling campaign in the North Sea, which is scheduled for the fourth quarter of 2009... [read more]

23.02.09

Subsea Drilling Templates and Tieback Engineering offer savings

The use of pre-drilling with templates and tiebacks is an optimum choice for marginal fields where additional reservoir data are needed and where drilling-to-production time needs to be reduced... [read more]

07.04.09

Handling the tension

Claxton's new tilting tension system pushes the boundaries of what can be done to help drillers in the North Sea... [read more]

29.05.09

Template for success!

At first glance, the Volve field drilling template is hardly extraordinary. However, some of its design features, the way it was taken offshore and its installation process render the template really quite special... [read more]

08.10.09

Concentrated Power

Claxton designers have used their ingenuity to supply a small but perfectly formed hydraulic power unit to upgrade the tensioning system on the Ensco 102 jackup drilling rig - part of a suite of upgrades designed to upgrade it's operating envelope... [read more]

08.02.10

Guiding principles

Flexibility and teamwork ensure the success of an unusual project that added a new slot to an existing offshore platform... [read more]

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