Location History:
- North Wing, GB (2002)
- Bucklerburn Steading, GB (2005)
- Scotland, GB (2004 - 2007)
- Banchory, GB (2006 - 2008)
- Peterculter, GB (2000 - 2009)
- Petercutter, GB (2009)
- Colby, GB (2013)
- Aberdeen, GB (2005 - 2014)
Company Filing History:
42 out of 1,209 
2 out of 6 
2 out of 832,880 Years Active: 2000-2014
Areas of Expertise:
Title: Paul David Metcalfe: Innovator in Tubing Expansion and Permeability Modification
Introduction: Paul David Metcalfe, based in Peterculter, GB, is a prolific inventor known for his significant contributions to the fields of tubing expansion and permeability modification. With an impressive portfolio of 46 patents, his innovations have significantly impacted the oil and gas industry, demonstrating his expertise and commitment to advancing technology and efficiency in these sectors.
Latest Patents: Two of Metcalfe’s notable recent patents include the **tubing expansion device** and the **permeability modification apparatus**. The tubing expansion device features an innovative design that includes at least one expansion member capable of inducing a hoop stress in the tubing, as well as a further expansion member that can induce a compressive yield of the tubing. The method associated with this patent outlines the steps for expanding tubing effectively using these mechanisms. Furthermore, his permeability modification patent comprises a downhole apparatus designed for use in boreholes that intersect fluid-producing formations, enhancing fluid flow through the implementation of a bore wall-supporting force of at least 2 MPa, which aids in maintaining and modifying surrounding rock permeability.
Career Highlights: Throughout his career, Paul David Metcalfe has lent his talents to prominent companies within the industry, such as Weatherford and Petroline Wellsystems Limited. His work has consistently revolved around improving extraction methodologies and optimizing the performance of equipment used in challenging environments.
Collaborations: Metcalfe’s journey has also involved collaboration with notable professionals, including his coworkers Neil Andrew Abercrombie Simpson and Simon John Harrall. These partnerships have contributed to a dynamic approach to problem-solving and innovation in the projects they undertook together.
Conclusion: Paul David Metcalfe stands out as an exemplary inventor whose work is pivotal in the oil and gas sector, particularly in tubing expansion and permeability enhancement. His innovative solutions not only address current industry challenges but also pave the way for future advancements.