Nels A. Hansen

Meeting Deepwater Challenges with High Performance Water Based Mud

Richard Leaper, Nels A. Hansen, Mike Otto, 2006 .

Design Considerations for High Performance Water-Based Muds

Richard Leaper, Nels A. Hansen, Mike Otto, 2004 .

Selection and Evaluation Criteria for High-Performance Drilling Fluids

Nels A. Hansen, William M. Dye, S. Azar, 2005 .

Diverse Application of Unique High Performance Water Based Mud Technology in the Middle East

Nels A. Hansen, William M. Dye, David Z. Anderson, 2005 .