Andrew L Purvis

Title: Andrew L. Purvis: Innovator in Aluminide Coating Technologies

Introduction

Andrew L. Purvis is a notable inventor based in New Era, MI (US). He has made significant contributions to the field of materials science, particularly in the development of aluminide diffusion coatings. With a total of 4 patents to his name, Purvis has demonstrated a commitment to advancing technology in this specialized area.

Latest Patents

Among his latest innovations is a patent for a method of forming aluminide diffusion coatings. This method involves creating an outwardly grown aluminide diffusion coating on a superalloy substrate. The process includes heating the substrate to a temperature between 900 to 1200 degrees Celsius, flowing a coating gas comprising aluminum trichloride and a carrier gas, and maintaining specific pressure and concentration levels within the coating retort. Another significant patent is for a chemical vapor deposition apparatus and method. This invention features coating gas distribution and exhaust systems designed to ensure more uniform temperature and flow distribution among multiple distinct coating zones within a coating chamber.

Career Highlights

Throughout his career, Andrew L. Purvis has worked with prominent companies such as Howmet Research Corporation and Howmet Corporation. His experience in these organizations has allowed him to refine his expertise in coating technologies and contribute to various innovative projects.

Collaborations

Purvis has collaborated with notable colleagues, including Bruce M. Warnes and Daniel L. Near. These partnerships have likely enriched his work and led to further advancements in the field.

Conclusion

Andrew L. Purvis stands out as a significant figure in the development of aluminide diffusion coatings. His innovative patents and career achievements reflect his dedication to enhancing materials technology. His contributions continue to influence the industry and inspire future innovations.