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At Balance Technical Library - 2005 and Earlier

At Balance regularly publishes technical articles about the application of its pressure control technology and new product developments.

As much as possible we co-author with our customers to share our MPD knowledege and experience with the rest of the drilling industry.

The list below includes short descrtiptions of and links to recent articles published in upstream journals. It also inlcudes links to abstracts of technical papers published through organizations such as the SPE and the IADC.


Brochures and Data Sheets
...At Balance with Smith
...DAPC System PDS
...At Balance Company Profile
...DAPC Choke Manifold PDS
...DAPC Backpressure Pump PDS

(Read the abstract)


Development and Application of Combining a Real-Time Hydraulics Model and Automated Choke To Maintain a Relatively Constant Bottomhole Pressure While Drilling

D. Reitsma, At Balance Americas LLC

Copyright 2005 IPTC
Presented at the International Petroleum Technology Conference held in Doha, Qatar, 21-23 November 2005.


(Read the abstract)


Utilizing an Automated Annular Pressure Control System for Managed Pressure Drilling in Mature Offshore Oilfields

D. Reitsma and  E. van Riet, Shell Intl. E&P B.V.

Copyright 2005 Society of Petroleum Engineers
Presented at Offshore Europe 2005 held in Aberdeen, Scotland, U.K., 6–9 September 2005.


(Read the abstract)


Offshore Implementation of Through-Tubing Dynamic Annulus Pressure Controlled (DAPC) Coiled-Tubing Drilling

A. Laird, SPE, and K. McFadzean, SPE, Leading Edge Advantage Ltd., and J. Edgar and I. Harty, Shell E&P

Copyright 2005 Society of Petroleum Engineers
Presented at Offshore Europe 2005 held in Aberdeen, Scotland, U.K., 6–9 September 2005.


(Read the abstract)


Development and Testing of a Fully Automated System to Accurately Control Downhole Pressure During Drilling Operations

E.J. van Riet, Shell International E&P Research; D. Reitsma, Shell International E&P Research; B. Vandecraen, IPCOS 

Copyright 2003 SPE/IADC
Presented at the SPE/IADC Middle East Drilling Technology Conference & Exhibition held in Abu Dhabi, UAE, 20-22 October 2003.

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