Company Filing History:
4 out of 6,892 
4 out of 1,238 
Years Active: 1996-1998
Title: Lacy Clark McDonald: Innovator in High Purity Aluminum Alloys
Introduction
Lacy Clark McDonald is a notable inventor based in Bryan, TX (US). He has made significant contributions to the field of materials science, particularly in the development of high purity aluminum alloys. With a total of 4 patents, McDonald has focused on innovations that enhance the performance of aluminum conductors at ultra-low temperatures.
Latest Patents
One of McDonald's latest patents is for a high purity aluminum alloy conductor designed for use at ultra-low temperatures. This invention addresses the need for a cryostatic stabilizer that operates effectively at temperatures of 30 degrees Kelvin or lower. The aluminum alloy conductor is composed of 6 to 200 weight ppm of selected metallic and semimetallic elements, including B, Ca, Ce, Ga, Y, Yb, and Th, combined with high purity aluminum. The resulting conductor exhibits a 0.2% proof strength of not greater than 2.6 Kg/mm². Another significant patent involves a method for manufacturing a micro-alloy high purity aluminum conductor, which includes specific steps for adding effective elements to molten aluminum, casting, extrusion, and annealing processes to achieve optimal performance at ultra-low temperatures.
Career Highlights
Throughout his career, Lacy Clark McDonald has worked with prominent organizations, including Sumitomo Chemical Company, Limited and The Texas A&M University System. His experience in these institutions has allowed him to collaborate on various innovative projects and contribute to advancements in materials science.
Collaborations
McDonald has collaborated with notable professionals in his field, including Akihiko Takahashi and Hitoshi Yasuda. These partnerships have further enriched his research and development efforts, leading to impactful innovations.
Conclusion
Lacy Clark McDonald is a distinguished inventor whose work in high purity aluminum alloys has paved the way for advancements in materials used in extreme conditions. His contributions continue to influence the field and inspire future innovations.
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