Location History:
- Bartlesville, OK (US) (1976 - 1988)
- Franklin, TN (US) (1995)
- St. Clair Shores, MI (US) (1998)
- Auburn, WA (US) (2022)
Company Filing History:
27 out of 5,071 
Years Active: 1976-2025
Title: Innovations and Patents of William S. Stewart
Introduction
William S. Stewart, an esteemed inventor based in Bartlesville, Oklahoma, has made significant contributions to the field of chemical engineering and petroleum processing. With a remarkable portfolio of 27 patents, his work reflects a strong commitment to innovation and improving industrial processes.
Latest Patents
Among his notable inventions, Stewart's latest patents focus on advanced control systems for chemical absorption and cracking processes. One of his patents involves the "Control of a H₂S Absorber," which emphasizes manipulating the flow rate of lean absorption medium to control the concentration of hydrogen sulfide (H₂S) in product gas streams. This innovative approach ensures that the concentration remains at a desired level, thereby optimizing the efficiency of the absorption process.
Another significant invention is the "Cracking Furnace Control," which addresses the utilization of parallel heat exchangers. This patent maximizes the effectiveness of a more preferred heat exchange medium before transitioning to a less preferred one, enhancing the overall heat exchange in cracking processes. The individual control of feed fluid and diluent fluid flows within the cracking tubes ensures a precise mass flow and optimal ratios, contributing to improved operational efficiency in cracking furnaces.
Career Highlights
William S. Stewart has dedicated his career to advancing technologies in energy production and processing. He is currently affiliated with Phillips Petroleum Company, where he continues to develop innovative solutions that address industry challenges. His extensive work in patent development showcases his expertise and forward-thinking approach in a highly competitive field.
Collaborations
During his career, Stewart has collaborated with notable colleagues, including Gary L. Funk and John E. Blaesi. These partnerships underscore the collaborative nature of innovation, where diverse expertise converges to create cutting-edge technologies.
Conclusion
William S. Stewart stands out as a leading inventor in the petroleum sector, with a robust portfolio of patents that exemplify his innovative spirit. His contributions to H₂S absorption and cracking processes demonstrate the importance of continuous improvement and leadership in technological advancements within the industry. As he continues to push the boundaries of what is possible, Stewart's work remains integral to the evolution of efficient energy production.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.