Company Filing History:
3 out of 8 
1 out of 1 
1 out of 13 Years Active: 1989-2020
Title: Rolf Kirchheiner: Innovator in Nickel-Chromium Alloys
Introduction
Rolf Kirchheiner is a notable inventor based in Iserlohn, Germany. He has made significant contributions to the field of materials science, particularly in the development of advanced nickel-chromium alloys. With a total of five patents to his name, Kirchheiner's work has had a lasting impact on various industrial applications.
Latest Patents
One of Kirchheiner's latest patents is a thermostable and corrosion-resistant cast nickel-chromium alloy. This innovative alloy comprises, in weight percent, up to 0.8% of carbon, up to 1% of silicon, up to 0.2% of manganese, 15 to 40% of chromium, 0.5 to 13% of iron, 1.5 to 7% of aluminum, up to 2.5% of niobium, up to 1.5% of titanium, 0.01 to 0.4% of zirconium, up to 0.06% of nitrogen, up to 12% of cobalt, up to 5% of molybdenum, up to 6% of tungsten, and from 0.01 to 0.1% of yttrium, with the remainder being nickel. This alloy exhibits high resistance to carburization and oxidation even at temperatures exceeding 1130°C in a carburizing and oxidizing atmosphere. It also demonstrates exceptional thermal stability, particularly in terms of creep rupture strength.
Career Highlights
Throughout his career, Rolf Kirchheiner has worked with prominent companies such as Schmidt + Clemens GmbH & Co. KG and the I.P. Bardin Central Research Institute of Iron & Steel. His experience in these organizations has allowed him to refine his expertise in materials engineering and contribute to groundbreaking innovations.
Collaborations
Kirchheiner has collaborated with several talented individuals in his field, including Dietlinde Jakobi and Michael Kohler. These partnerships have fostered a collaborative environment that has led to the successful development of new materials and technologies.
Conclusion
Rolf Kirchheiner's contributions to the field of nickel-chromium alloys exemplify his innovative spirit and dedication to advancing materials science. His patents and collaborations continue to influence the industry, showcasing the
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