Patrick J Shields

Title: Innovations by Patrick J Shields in Asphalt Recycling

Introduction

Patrick J Shields is an accomplished inventor based in Scottsdale, AZ. He has made significant contributions to the field of asphalt recycling, holding a total of 3 patents. His innovative methods focus on improving the sustainability and efficiency of asphalt pavement recycling.

Latest Patents

One of his latest patents is titled "Methods and compositions for recycling asphalt pavement." This method involves preparing a high solids lime slurry, which is mixed with crushed aggregate collected from old roadways. The treated aggregate is then compacted to form a new roadway, effectively recycling existing materials. Another notable patent is "Hot mix asphalt and method of preparation thereof." This invention enhances the properties of hot mix asphalt by treating the aggregate with a hot quicklime slurry, which is produced on-site at the hot mix asphalt plant. This innovative approach improves the quality and durability of the asphalt produced.

Career Highlights

Patrick J Shields is currently associated with the Chemical Lime Company, where he applies his expertise in chemical processes to develop innovative solutions for asphalt recycling. His work has been instrumental in advancing the methods used in the industry, contributing to more sustainable practices.

Collaborations

Throughout his career, Patrick has collaborated with notable colleagues, including Fred R Huege and Craig D Girard. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Patrick J Shields is a pioneering inventor whose work in asphalt recycling has made a significant impact on the industry. His innovative patents and dedication to sustainability continue to influence the future of pavement technology.