Catherine Selvaag

Title: Innovations by Catherine Selvaag in Recycling Processes

Introduction

Catherine Selvaag is an accomplished inventor based in Apple Valley, MN (US). She has made significant contributions to the field of recycling, particularly in the area of asphalt-based materials. Her innovative approach to recycling discarded roof shingles showcases her commitment to sustainability and environmental responsibility.

Latest Patents

Catherine holds a patent for a recycling process for discarded roof shingles. This process extracts and reclaims the components of asphalt-based materials, which include asphalt and various solid materials. The method involves using a solvent to dissolve the asphalt, creating a slurry that separates the liquid and solid components. The liquid is further divided into solvent and asphalt, while the solids are sorted into pure constituent materials. This continuous process is applicable to both worn roofing shingles and asphalt paving, highlighting its versatility and efficiency.

Career Highlights

Catherine is currently employed at Crown Iron Works Company, where she continues to develop innovative solutions in her field. Her work not only contributes to the company's success but also promotes sustainable practices within the industry.

Collaborations

Catherine has collaborated with notable colleagues, including Floyd Charles Teeter, Jr. and Philip Fisher. These partnerships have allowed her to enhance her research and development efforts, leading to impactful innovations.

Conclusion

Catherine Selvaag's work in recycling processes exemplifies her dedication to innovation and sustainability. Her patent for recycling roof shingles is a testament to her ingenuity and commitment to improving environmental practices.