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Company Filing History:
33 out of 123 
22 out of 27 
7 out of 832,718 Years Active: 1995-2025
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Title: Per Angman: Pioneering Innovations in Downhole Technology
Introduction
Per Angman, a prolific inventor based in Calgary, Canada, holds an impressive portfolio of 64 patents. His contributions in the field of downhole technology have revolutionized completion and production operations in the oil and gas industry. With a focus on improving the efficiency and effectiveness of wellbore treatments, Angman’s latest inventions showcase his dedication to advancing engineering solutions.
Latest Patents
Among Per Angman's most recent patents is the innovative design of coupled downhole shifting and treatment tools. This invention focuses on a specialized bottomhole assembly (BHA) that operates efficiently within a wellbore. The assembly integrates a hydraulically actuated shifting tool, allowing for the independent activation of downhole tools, such as sleeve valves. The shifting tool features hydraulically actuated dogs that engage with sleeve valves while facilitating a shifting-assist mechanism to apply necessary downhole forces.
Additionally, Angman has developed sleeve valves, shifting tools, and methods tailored for wellbore completion operations. This patent introduces a shift uphole-to-open sleeve assembly designed for multi-stage wellbore treatments. The innovative design simplifies installation and operation by employing a biased repositioning sub that significantly reduces the number of tool cycles required for optimal performance.
Career Highlights
Throughout his career, Per Angman has worked with industry leaders such as Tesco Corporation and Kobold Corporation. His experience in these organizations has undoubtedly contributed to his extensive knowledge and development of cutting-edge technologies in the oil and gas sector. Angman's robust understanding of downhole operations has positioned him as a valuable inventor in the energy field.
Collaborations
Collaboration has been key in Angman's journey; he has worked alongside notable colleagues such as Mark Andreychuk and Allan Petrella. These partnerships have fostered an environment of innovation and shared knowledge, leading to the successful development of various advanced technologies.
Conclusion
In summary, Per Angman's dedication to innovation in downhole technology marks him as a significant figure in the industry. His 64 patents reflect a deep commitment to enhancing operational efficiency and effectiveness within wellbore treatments. As he continues to push boundaries with his inventions, Angman exemplifies the spirit of innovation that drives the engineering world forward.
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