This inventor holds 2 USPTO granted patents. Top assignee: Other. Active years: 1982-1983.
Company Filing History:
2 out of 834,350 Years Active: 1982-1983
Title: Eduard A Chalian: Innovator in Sapphire Tube Production
Introduction
Eduard A Chalian is a notable inventor based in Yerevan, Armenia. He has made significant contributions to the field of materials science, particularly in the production of sapphire tubes. With a total of 2 patents to his name, Chalian's work showcases his expertise and innovative spirit.
Latest Patents
Chalian's latest patents focus on methods for producing sapphire tubes. The first patent describes a method for pulling sapphire tubes from a melt using a seed. It emphasizes maintaining a longitudinal temperature gradient not exceeding 30 degrees Celsius per centimeter in the zone between the solidified front and the pulling region, where temperatures range from 1850 to 1900 degrees Celsius. The grown tube is then annealed at temperatures between 1950 and 2000 degrees Celsius, with a controlled heating rate of 30 to 40 degrees Celsius per minute, followed by a cooling process to room temperature at the same rate. An apparatus is also disclosed to maintain the required temperature gradient during the tube pulling process.
Career Highlights
Throughout his career, Eduard A Chalian has demonstrated a commitment to advancing technology in his field. His innovative methods have the potential to enhance the efficiency and quality of sapphire tube production, which is crucial for various applications in electronics and optics.
Collaborations
Chalian has worked alongside notable colleagues, including Beniamin A Tumasian and Kliment A Kostandian. Their collaborative efforts contribute to the ongoing development of advanced materials and manufacturing techniques.
Conclusion
Eduard A Chalian's contributions to the field of sapphire tube production highlight his role as a leading inventor. His innovative methods and dedication to research continue to influence the industry positively.