Location History:
- Duncan, OK (US) (1999 - 2006)
- Cypress, TX (US) (2003 - 2014)
- Houston, TX (US) (2013 - 2018)
Company Filing History:
6 out of 11,805 
3 out of 84 
1 out of 129 
Years Active: 1999-2018
Title: Charles A Butterfield, Jr: Innovator in Casing Technology
Introduction
Charles A Butterfield, Jr. is a notable inventor based in Duncan, OK (US). He holds a total of 11 patents, showcasing his significant contributions to the field of casing technology. His innovative approaches have led to advancements that enhance the efficiency and safety of drilling operations.
Latest Patents
Among his latest patents is a method and apparatus for casing entry. This invention involves drilling an intercept well to penetrate an existing tubular. A casing entry tool is utilized to form at least one aperture in the wall of the existing casing, which may be oriented toward the target tubular. Additionally, a generally concave notch on the casing entry tool is designed to engage with the convex outer surface of the target tubular. Another recent patent is a downhole release joint with a radially expandable member. This apparatus includes an expansion device that can radially expand a tubular member as it moves axially through it. A latch assembly is also incorporated to limit the axial movement of the expansion device relative to the tubular member.
Career Highlights
Charles has worked with prominent companies in the energy sector, including Halliburton Energy Services, Inc. and Enventure Global Technology Inc. His experience in these organizations has allowed him to apply his innovative ideas in practical settings, contributing to the advancement of drilling technologies.
Collaborations
Throughout his career, Charles has collaborated with notable individuals such as Henry Eugene Rogers and David F Laurel. These partnerships have fostered an environment of innovation and creativity, leading to the development of groundbreaking technologies in the industry.
Conclusion
Charles A Butterfield, Jr. is a distinguished inventor whose work in casing technology has made a significant impact on the drilling industry. His innovative patents and collaborations reflect his commitment to advancing technology and improving operational efficiency.