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Title: Innovations of Charles E Melin in High Purity Chromium Production
Introduction
Charles E Melin is an accomplished inventor based in Bogota, NJ (US). He has made significant contributions to the field of materials science, particularly in the production of high purity chromium. With a total of 2 patents, Melin's work has advanced the methods used in semiconductor manufacturing.
Latest Patents
Melin's latest patents focus on the melting and casting of high purity chromium with controlled oxygen content. The first patent describes a method of manufacturing high purity chromium suitable for deposition onto a semiconductor wafer or other substrate by sputtering. This process increases productivity, expands melting capability, and provides consistent high purity chromium by reducing contamination from the dissolution of crucible material. The invention also includes the addition of chromium oxide (Cr₂O₃) to control the oxygen content in chromium, thereby producing high purity chromium ingots and protecting ceramic crucibles from chemical attack by liquid chromium.
The second patent similarly relates to high purity chromium metal suitable for deposition onto semiconductor wafers. This process also enhances productivity and melting capability while ensuring consistent high purity chromium. The addition of chromium oxide (Cr₂O₃) to molten chromium is a key feature, as it controls the oxygen content and protects the ceramic crucibles.
Career Highlights
Throughout his career, Melin has worked with notable companies such as Sony Corporation and Materials Research Corporation. His experience in these organizations has contributed to his expertise in materials science and semiconductor technology.
Collaborations
Melin has collaborated with several professionals in his field, including Raymond K Lam and Guiseppe Colella. These collaborations have likely enriched his research and development efforts.
Conclusion
Charles E Melin's innovations in high purity chromium production have made a significant impact on the semiconductor industry. His patents reflect a commitment to enhancing manufacturing processes and ensuring high-quality materials for technological applications.