Company Filing History:
2 out of 3 
2 out of 35 
1 out of 121 Years Active: 1996-2004
Title: Innovations in Water Treatment: The Contributions of James L. Filson
Introduction: James L. Filson, hailing from Wexford, PA, is an accomplished inventor with a remarkable portfolio of five patents. His work primarily focuses on improving wastewater treatment processes, addressing environmental concerns with innovative technological solutions.
Latest Patents: Among his notable contributions is a groundbreaking patent for the ion exchange removal of metal ions from wastewater. This novel process and apparatus are designed to effectively clean wastewater containing metal ions in solution, as well as hydrogen peroxide and high levels of particulate solids, specifically greater than about 50 mg/l. The patented method incorporates a carbon adsorption column that effectively removes hydrogen peroxide from wastewater feeds rich in solids. Following this, an ion exchange unit is utilized to extract metal ions from the solution. This technology is particularly effective in eliminating metal ions, such as copper, from the high solids byproduct polishing slurry that results from the chemical mechanical polishing (CMP) of integrated circuit microchips, thus ensuring an environmentally safe wastewater discharge.
Career Highlights: James L. Filson's career has been marked by his dedication to advancing water treatment technologies. He has worked with organizations such as Illinois Water Treatment, Inc. and USFilter Corporation, where his expertise has played a crucial role in developing efficient water treatment solutions.
Collaborations: Throughout his professional journey, Filson has collaborated with talented individuals, including Frank L. Sassaman, Jr. and Philip M. Kemp. These partnerships have contributed to the innovative spirit that drives advancements in his field.
Conclusion: James L. Filson's contributions to wastewater treatment through his patents highlight the importance of innovation in environmental sustainability. With a commitment to creating effective and eco-friendly solutions, Filson continues to be a significant figure in the realm of water treatment technologies. His achievements exemplify the crucial intersection of invention and environmental stewardship, paving the way for a cleaner future.